Technological installation mechanic, etc. Etx
We bring to your attention typical example job description for repair mechanic technological installations 4th category, sample 2019. A person with education or special training and work experience can be appointed to this position. Don’t forget, each mechanic’s instruction for repairing technological installations of the 4th category is issued in hand against a signature.
The following provides typical information about the knowledge that a mechanic for repairing technological installations of the 4th category should have. About duties, rights and responsibilities.
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1. General Provisions
1. A mechanic for the repair of technological installations of the 4th category belongs to the category of workers.
2. A person with ______ (education, special training) and ________ years of experience in this position is accepted as a mechanic for the repair of technological installations of the 4th category.
3. A mechanic for the repair of technological installations of the 4th category is hired and dismissed from the position by ________ (by whom, position)
4. A mechanic for the repair of technological installations of the 4th category must know:
a) special (professional) knowledge for the position:
— purpose, design of complex equipment;
— technical specifications for repair, testing, adjustment and delivery of equipment being repaired;
— basics of scheduled preventive maintenance;
— a system of tolerances and fits, qualities and roughness parameters;
— methods of marking and processing simple various parts;
- device lifting mechanisms and rules for using them;
— basics of rigging;
— rules for checking repaired and assembled components and devices.
— qualification requirements for this position of a lower rank.
b) general knowledge employee of the organization:
— rules on labor protection, industrial sanitation and fire safety;
— rules for using funds personal protection;
— requirements for the quality of work (services) performed and for the rational organization of labor in the workplace;
— range and labeling of materials used, consumption rates of fuels and lubricants;
— rules for moving and storing goods;
— types of defects and ways to prevent and eliminate them;
5. In his activities, a mechanic for the repair of technological installations of the 4th category is guided by:
- legislation Russian Federation,
— Charter (regulations) of the organization,
- real job description,
— Internal labor regulations of the organization.
6. Technological installation mechanic of the 4th category reports directly to: ________ (position)
2. Job responsibilities of a mechanic for the repair of technological installations of the 4th category
Mechanic for repair of technological installations of the 4th category:
a) Special (professional) job responsibilities:
1. Dismantling, repair, assembly of complex installations, machines, apparatus, pipelines and fittings using lifting mechanisms.
2. Metalworking of parts according to 7 - 10 qualifications (2 - 3 accuracy classes).
3. Removal and installation of working and control safety valves from capacitive equipment.
4. Testing, adjustment and delivery of equipment after repair.
5. Manufacturing of complex devices for assembly and installation repair equipment.
6. Drawing up defective lists for repairs.
7. Job responsibilities for this position of a lower rank(s).
Work examples:
1. Air coolers - disassembling the gearbox.
2. Column-type devices - repair, assembly internal devices, removal and installation of covers, heads.
3. Heat exchangers - assembly.
4. Granulators, crystallizers, mixers, filters - disassembly, repair, assembly.
5. Piston compressors - disassembly, repair and assembly of cylinders, crankshaft, crosshead assembly, valves, pistons.
6. Centrifugal compressors - disassembling the rotor, repairing bearings and gear couplings.
7. Centrifugal, double-casing and multi-stage pumps with more than four impellers - disassembly.
8. Tubular furnaces - replacement of pipes, twins.
9. Reactors - replacing the lantern, removing the heads, removing and installing the zone thermocouple pocket, assembling the seal assembly and coupling connections.
10. Gearboxes - repair, assembly, adjustment.
b) General job responsibilities of an employee of the organization:
— Compliance with the internal labor regulations and other local regulations of the organization, internal rules and regulations of labor protection, safety precautions, industrial sanitation and fire protection.
— Execution within employment contract orders of the employees to whom it was repaired in accordance with these instructions.
— Carrying out work on acceptance and delivery of shifts, cleaning and washing, disinfection of serviced equipment and communications, cleaning the workplace, fixtures, tools, as well as maintaining them in proper condition.
— Maintaining established technical documentation.
3. Rights of a mechanic for the repair of technological installations of the 4th category
A mechanic for the repair of technological installations of the 4th category has the right to:
1. Submit proposals for management’s consideration:
— to improve work related to those provided for herein instructions and duties,
- on encouraging distinguished employees subordinate to him,
— on bringing to material and disciplinary liability workers who violated production and labor discipline.
2. Request from structural divisions and employees of the organization information necessary for him to perform his job duties.
3. Get acquainted with the documents defining his rights and responsibilities for his position, criteria for assessing the quality of performance of official duties.
4. Get acquainted with draft management decisions relating to its activities.
5. Require management to provide assistance, including ensuring organizational and technical conditions and execution of the established documents necessary for the performance of official duties.
6. Other rights established by current labor legislation.
4. Responsibility of a mechanic for the repair of technological installations of the 4th category
A mechanic for the repair of technological installations of the 4th category is responsible in the following cases:
1. For improper performance or failure to fulfill one’s job duties provided for in this job description - within the limits established by the labor legislation of the Russian Federation.
2. For offenses committed in the course of their activities - within the limits established by the current administrative, criminal and civil law Russian Federation.
3. For causing material damage to the organization - within the limits established current legislation Russian Federation.
Job description of a mechanic for the repair of technological installations of the 4th category - sample 2019. Job responsibilities a mechanic for the repair of technological installations of the 4th category, the rights of a mechanic for the repair of technological installations of the 4th category, the responsibility of a mechanic for the repair of technological installations of the 4th category.
2nd category
Characteristics of the work. Disassembly, repair, assembly and testing of simple components and mechanisms of machines, apparatus, pipelines, fittings. Repair simple installations, units and machines, as well as of average complexity under the guidance of a more highly qualified mechanic. Metalworking of parts according to 12 - 14 qualifications (5-7 accuracy classes). Washing, cleaning and lubricating parts. Marking and drilling holes on flanges. Straightening, filing and threading of pipes. Manufacturing simple devices for assembly and installation of equipment being repaired.
Must know: design, purpose and principle of operation of individual devices and components of the equipment being repaired; operating conditions of the equipment being serviced; basic locksmith techniques; general rules welding and soldering; rules for testing small diameter pipelines; basic concepts about tolerances and fits, qualifications, classes of accuracy and purity of processing; purpose and rules for using devices and tools; pipe marking techniques; drawing elements; rules for the use of oils, detergents and lubricants.
Work examples:
- Hatch covers for machines and apparatus - removal and installation.
- Fences - removal and installation.
- Gaskets - manufacturing.
- Heat exchangers of the "pipe in pipe" type - disassembly.
- Cooling and lubrication system pipes - cleaning.
- Gas injectors - revision.
3rd category
Characteristics of the work. Disassembly, repair, assembly and testing of medium complexity components and mechanisms of machines, apparatus, pipelines, fittings. Repair of medium complexity installations, assemblies and machines, as well as complex ones under the guidance of a more highly qualified mechanic. Metalworking of parts according to 11 - 12 qualifications (4 - 5 accuracy classes). Dismantling and assembling piping of devices, pumps, compressors. Production of medium complexity devices for assembly and installation of equipment being repaired.
Must know: design and principle of operation of the equipment and fittings being repaired; technical specifications for pipes, profile steel, fastening materials; basics of welding; properties of welded metals; rules for laying pipelines; equipment operation rules; schematic technological diagram and communication diagram of the serviced installation; tolerances and landings; qualities and roughness parameters.
Work examples:
- Armature low pressure- removal, repair, installation.
- Compressors - disassembling and removing valves, seals, oil slingers, crossheads, bearings, valve covers and cylinders.
- Oil pumps, lubricators - disassembly, repair.
- Piston, plunger, centrifugal and gear pumps - disassembly, repair.
- Oil seals - packing.
- Pipelines and apparatus of the cooling and lubrication system of compressors and pumps - disassembly.
- Furnace pipes, trays and inter-plate space of columns, tubes and inter-tubular space of heat exchangers, tubes of refrigerator condensers - cleaning from coke and deposits.
4th category
Characteristics of the work. Dismantling, repair, assembly of complex installations, machines, apparatus, pipelines and fittings using lifting mechanisms. Metalworking of parts according to 7 - 10 qualifications (2 - 3 accuracy classes). Removal and installation of working and control safety valves from tank equipment. Testing, adjustment and handover of equipment after repair. Manufacturing of complex devices for assembly and installation of repair equipment. Preparation of defect reports for repairs.
Must know: purpose, arrangement of complex equipment; technical conditions for repair, testing, adjustment and delivery of equipment being repaired; basics of planned preventive maintenance; system of tolerances and fits, qualities and roughness parameters; methods for marking and processing simple various parts; arrangement of lifting mechanisms and rules for their use; basics of rigging; rules for checking repaired and assembled components and devices.
Work examples:
- Air coolers - disassembling the gearbox.
- Column-type devices - repair, assembly of internal devices, removal and installation of covers and heads.
- Heat exchangers - assembly.
- Granulators, crystallizers, mixers, filters - disassembly, repair, assembly.
- Piston compressors - disassembly, repair and assembly of cylinders, crankshaft, crosshead assembly, valves, pistons.
- Centrifugal compressors - disassembling the rotor, repairing bearings and gear couplings.
- Centrifugal, double-casing and multi-stage pumps with more than four impellers - disassembly.
- Tubular furnaces - replacement of pipes, twins.
- Reactors - replacing the lantern, removing the heads, removing and installing the zone thermocouple pocket, assembling the seal assembly and coupling connections.
- Gearboxes - repair, assembly, adjustment.
5th category
Characteristics of the work. Dismantling, repair, assembly of particularly complex installations of machines, apparatus, units, pipelines, fittings using mechanisms and delivery after repair. Metalworking of parts and assemblies according to 6-7 qualifications (1-2 accuracy classes). Disassembly, repair and assembly of components and equipment in conditions of intense and dense landings. Technical examination of equipment.
Must know: device and design features complex equipment; technological sequence and organization of labor during repair, assembly, installation of equipment; all types of materials used in repairs; methods for determining premature wear of parts; static and dynamic balancing of machines; geometric constructions with complex markings; methods for restoring worn parts; methods for repairing equipment and equipment operating under high pressure.
Work examples:
- Apparatuses - case repair (not requiring heat treatment), checking plates for bubbling.
- Shut-off, safety and control valves - disassembly, repair, grinding in, assembly and adjustment.
- Ventilation ducts - assembly.
- Blowers, gas blowers and superchargers - repair, testing.
- Compressors, pumps - scraping of bearing shells and other machine parts, repair of safety and check valves.
- Piston compressors - adjustment and commissioning.
- Gas compressors - repair.
- Refrigerator condensers - removal and installation of sections.
- Ball mills, roller mills, crushers, screens, smoke exhausters, granulators - major renovation, test, passing.
- Centrifugal, double-casing and multi-stage pumps with more than four impellers - repair, assembly, commissioning.
- Tubular furnaces - control, pipe rejection.
- Reactors - repair.
- Heat exchangers (raw materials) for hydrotreating, catalytic reforming, hydrocracking and other installations over 200 atm - repair.
- Centrifuges - repair.
6th category
Characteristics of the work. Repair, installation, dismantling, assembly, testing and adjustment of particularly complex unique installations, devices, machines and units using mechanisms. Identification and elimination of defects during equipment operation and during inspection during repairs. Accuracy and load testing of repaired equipment.
Must know: design features of particularly complex equipment; technical conditions for repair, testing and commissioning of particularly complex unique equipment; metal technology; methods for restoring particularly complex and critical components; permissible loads on working parts, components and mechanisms of equipment; systems Maintenance and equipment repair.
Work examples:
- Air coolers - assembly and alignment of the gearbox.
- Drum vacuum filter - replacement of intermediate bearing shells, repair of the faceplate, adjustment of the cam head, commissioning.
- Granulators - sorting of parts, repair and assembly of the drive head, roller, alignment of the main drive electric motor, alignment of the knife support.
- Centrifugal compressors - repair of labyrinth seals and rotor; rotor balancing, alignment, assembly.
- Gas engine compressors - fitting, adjustment, testing.
- Waste heat boilers - overhaul, hydraulic tests. Lens Pipe Seals high pressure(700 - 2500 atm) - repair.
- Tubular furnaces - testing (hydraulic or pneumatic) of the coil.
- Reactors - vessel repair, hydraulic testing.
- Catalytic cracking reactors - replacement of the stuffing box sleeve, lens compensator and straight section of the pressure riser, separation plate glass, side pipes and outlet manifold collector.
- Catalytic reforming and hydrotreating reactors - glass repair and assembly, distribution devices, pocket of zonal thermocouples.
- Reactors with a stirrer - installation of a stirrer and bottoms in a high-pressure reactor, alignment and assembly of coupling connections, hydraulic testing.
- Catalytic cracking regenerators - replacement of the coil, defective areas, distribution grid, production of an air box, replacement of defective areas.
- Planetary gearboxes and with a complex tooth profile - assembly.
- Heat exchangers (raw materials) for hydrotreating, catalytic reforming, hydrocracking and other installations over 200 atm - assembly, testing.
- High pressure pipelines for any liquids and gases, as well as pipelines of reactor units of catalytic reforming, hydrotreating, hydrocracking installations - repair, assembly.
- Steam turbines - checking the gap between the blades, housing, rotor; repair and establishment of gaps in diaphragm seals, stuffing box seals, thrust and support bearings, alignment, adjustment.
- Turbochargers - overhaul and delivery.
- Centrifuges - pressing clutch couplings, aligning shafts, pressing out and assembling the mechanical seal housing, disassembling and assembling probes, scraping bearings, bushings, sorting parts, commissioning.
7th category
Characteristics of the work. Adjustment and comprehensive setup of complex technological complexes, combined and large-scale installations. Maintenance and diagnostics, including vibration diagnostics of machinery during operation and during repairs. Load testing and adjustment of particularly complex mechanisms and repaired equipment. Maintaining technical documentation for the operation and repair of equipment, participation in the commissioning of complex technological complexes and installations. Management of lower skilled workers.
Must know: methods for setting up complex technological complexes and installations; design features of particularly complex equipment; technical documentation for repair, testing and commissioning of particularly complex equipment; metal technology; system of admissions and landings; modern methods restoration of parts and assemblies - plasma spraying, use of metal-plastics and others; system of scheduled preventive maintenance of equipment at oil refineries.
§ 153. Repairman 2nd category
Characteristics of work
- Disassembly, repair, assembly and testing of simple components and mechanisms of equipment, units and machines.
- Repair simple equipment, units and machines, as well as of average complexity under the guidance of a more highly qualified mechanic.
- Mechanical processing of parts for 12-14 qualifications.
- Washing, cleaning, lubricating parts and removing the fill.
- Performing work using pneumatic, electric tools and on drilling machines.
- Scraping parts using power tools.
- Manufacturing of simple devices for repair and assembly.
Must know:
- basic techniques for performing work on disassembling, repairing and assembling simple components and mechanisms, equipment, units and machines;
- purpose and rules for using plumbing and instrumentation;
- basic mechanical properties processed materials;
- system of admissions and landings;
- name, marking and rules for using oils, detergents, metals and lubricants.
Work examples
- 1. Fittings for open hearth furnaces, chokes, shut-off valves- removal, repair, installation.
- 2. Bolts, nuts, studs - filing, threading, changing them and fastening them.
- 3. Shut-off valves for air, oil and water - installation to suit the location.
- 4. Filling windows, lid lifter ropes and transfer devices - change.
- 5. Elbows, tees for pipelines - hydraulic testing and assembly.
- 6. Lubricators, linear feeders - repair, adjustment.
- 7. Oil coolers - disassembly, repair, assembly.
- 8. Piston pumps - repair, installation.
- 9. Equipment - neutralization from acidic and alkaline environments.
- 10. Fences - removal and installation.
- 11. Gaskets - manufacturing.
- 12. Gearboxes of tumbling drums - disassembly, repair and assembly.
- 13. Metal mesh - replacement, production, repair.
- 14. Sharpened emery machines and vacuum cleaners for them - repair, assembly, replacement and straightening of abrasive wheels.
- 15. Dowels - filing.
- 16. Creels of warping machines - repair and installation on the machine.
§ 154. Repairman 3rd category
Characteristics of work
- Disassembly, repair, assembly and testing of medium complexity components and mechanisms of equipment, units and machines.
- Repair, adjustment and testing of medium complexity equipment, units and machines, as well as complex ones under the guidance of a mechanic of higher qualifications.
- Mechanical processing of parts for 11-12 qualifications.
- Repair of lined equipment and equipment made of protective materials and ferrosilicon.
- Disassembly, assembly and compaction of faolite and ceramic equipment and communications.
- Manufacturing of devices of medium complexity for repair and assembly.
- Perform rigging work when moving cargo using simple lifting equipment and mechanisms controlled from the floor.
Must know:
- arrangement of equipment being repaired;
- purpose and interaction of main components and mechanisms;
- technological sequence of disassembly, repair and assembly of equipment, units and machines;
- technical specifications for testing, adjustment and acceptance of components and mechanisms;
- basic properties of processed materials;
- arrangement of universal devices and used control and measuring instruments;
- system of admissions and landings;
- qualities and roughness parameters;
- rules for slinging, lifting, moving loads; rules for operating lifting equipment and mechanisms controlled from the floor.
Work examples
- 1. High vacuum vacuum units for installations of medium complexity - repair.
- 2. Valves of all diameters - valve grinding.
- 3. Fans - repair and installation.
- 4. Inserts - fitting and filing along parallel lines.
- 5. Gas pipelines - sealing suction points with diabase putty and oil bitumen.
- 6. Chutes for pouring cast iron - replacement.
- 7. Complex casings and frames - manufacturing.
- 8. Metal conveyors - replacement of rollers.
- 9. Speed and feed boxes in metalworking machines of medium complexity - assembly and adjustment.
- 10. Blades, beaters, shafts, conveyor plates, turns of augers - straightening.
- 11. Lunettes - repair.
- 12. Tool magazines, automatic tool changers - repair, adjustment.
- 13. Winding machines (textiles) - major repairs of plates, lifting arms, cranks, spindles.
- 14. Filling machines - repair of conveyor chains, replacement of molds.
- 15. Coal loading machines - assembly and installation of a brake device with a lever.
- 16. Mills, screens, drying drums - current repairs.
- 17. Centrifugal pumps - repair, installation.
- 18. Semi-automatic welding machines, installations - medium and current repairs.
- 19. Gas-electric cutters - replacement of tips with centering of electrodes.
- 20. Sieves and knives - removal, installation and adjustment.
- 21. Woodworking machines - current repairs.
- 22. Weaving machines - changing lower shafts and clamps.
- 23. Lathes - complete renovation longitudinal and transverse slides, calipers.
- 24. Heat exchangers - repair, assembly.
- 25. Pipelines - disassembly.
- 26. Spindle positioning devices - adjustment.
- 27. Slag trucks - inspection, lubrication and repair.
- 28. Electric furnaces - disassembly and repair.
§ 155. Repairman 4th category
Characteristics of work
- Disassembly, repair, assembly and testing of complex components and mechanisms.
- Repair, installation, dismantling, testing, regulation, adjustment of complex equipment, units and machines and delivery after repair.
- Metalworking of parts and assemblies according to 7-10 qualifications.
- Manufacturing of complex devices for repair and installation.
- Preparation of defect reports for repairs.
- Carrying out rigging work using lifting and transport mechanisms and special devices.
Must know:
- installation of repaired equipment, units and machines;
- rules for regulating machines;
- methods for eliminating defects during repair, assembly and testing of equipment, units and machines;
- device, purpose and rules of use of the control and measuring instruments used;
- design of universal and special devices;
- methods for marking and processing simple various parts;
- system of admissions and landings;
- qualities and roughness parameters;
- properties of acid-resistant and other alloys;
- basic provisions for preventive maintenance of equipment.
Work examples
- 1. Column-type devices - repair, assembly.
- 2. Oxygen and argon equipment for electric melting furnaces - repair, maintenance.
- 3. Shut-off valves - inspection, repair, installation.
- 4. Vibrating screens - replacement of sieves.
- 5. Gas ducts - replacement of dampers.
- 6. Scrubber seals - adjustment.
- 7. Hydraulic boosters, hydraulic motors - repair, assembly, testing.
- 8. Multi-position automatic heads - repair, adjustment.
- 9. Granulators - replacement of lining and sides.
- 10. Crushers - repair with replacement and adjustment of worn parts, adjustment of crushing size.
- 11. Calenders, universal and rotary ironing presses - repair and adjustment.
- 12. Oxygen booster compressors - current and medium repairs.
- 13. Spindle cones - checking and restoration by lapping.
- 14. Speed and feed boxes of metalworking machines - assembly and adjustment.
- 15. Steam and hot water boilers - repair.
- 16. Drilling machines - installation and installation.
- 17. Die casting machines - repair.
- 18. Charging machines for open-hearth furnaces - alignment of columns along the vertical axis and level, repair of the rolling and rotating mechanism of the trunk.
- 19. Spinning machines - major repairs and adjustments.
- 20. Sewing machines - current and major repairs.
- 21. Mills, screens, drying drums - average repair.
- 22. Deep and sucker rod pumps - repair and assembly.
- 23. Caps for converter necks - dismantling, installation.
- 24. Fuel oil equipment - repair.
- 25. Equipment of preparatory workshops (areas) for production vegetable oils and apparatus for fat processing plants - assembly, adjustment and testing.
- 26. Pneumatic pumps, smoke exhausters, exhausters - repair.
- 27. Critical bearings - filled with babbitt and scraped.
- 28. Gearboxes of rotary kilns, steam mills, conveyors, plate conveyors, feeders - repair.
- 29. Air converter and water jacket systems - adjustment, major repairs.
- 30. Mixers and sulfurizers - replacement of shafts and couplings.
- 31. Woodworking and metal-cutting machines - major repairs, adjustment.
- 32. Weaving machines - major repairs and adjustment of the weft mechanism.
- 33. Sectional and spindle turbodrills - repair, assembly, adjustment, testing.
- 34. Pig stackers - repair with replacement of parts.
§ 156. Repairman 5th category
Characteristics of work
- Repair, installation, dismantling, testing, regulation and adjustment of complex equipment, units and machines and delivery after repair.
- Metalworking of parts and assemblies according to 6-7 qualifications.
- Disassembly, repair and assembly of components and equipment in conditions of intense and dense landings.
Must know:
- design features of the equipment, units and machines being repaired;
- technical conditions for repair, assembly, testing and regulation and for the correct installation of equipment, units and machines;
- technological process of repair, assembly and installation of equipment;
- rules for testing equipment for static and dynamic balancing of machines;
- geometric constructions with complex markings;
- methods for determining premature wear of parts;
- methods for restoring and strengthening worn parts and applying a protective coating.
Work examples
- 1. Automatic multi-spindle turret lathes, copying machines, jig boring machines, gear planing and roll lathes - average repair, installation, adjustment, accuracy testing, start-up and commissioning.
- 2. High-pressure units (synthesis columns), separators, evaporators, water condensers, refrigerators - current and medium repairs.
- 3. Distillation and distillation devices - major repairs.
- 4. Apparatuses, high-pressure gas pipelines - inspection, repair and testing.
- 5. Complex film projection devices and developing machines - average repair.
- 6. Oxygen and argon equipment for open-hearth furnaces - repair, maintenance.
- 7. Gas blowers - overhaul and testing.
- 8. Vacuum drying and ironing rollers - repair and adjustment.
- 9. Gearboxes of semi-automatic lathes - assembly and switching with mutual fitting of splined rollers and gears.
- 10. Oxygen booster compressors - major repairs.
- 11. Lifting machines - repair, adjustment and leveling of crane tracks.
- 12. Machines for sorting letters - repair.
- 13. Charging machines for open-hearth furnaces - complete repairs with replacement of the shaft, adjustment of all mechanisms.
- 14. Loading machines - inspection of the movement and rotation mechanism, disassembly, assembly, alignment and replacement of parts.
- 15. Automated washing machines - repair and adjustment.
- 16. Mills, screens, drying drums - overhaul, testing, adjustment and delivery.
- 17. Hydraulic feed mechanisms of metalworking machines - repair and adjustment.
- 18. Mechanisms of hydraulic pipelines of machine tools - repair, assembly, adjustment.
- 19. Vacuum and fore-vacuum pumps - major repairs.
- 20. Blast furnaces - installation of an inclined bridge.
- 21. Reactors - repair.
- 22. Gearboxes for rotary kiln cranes and differential gearboxes for rolling mills - inspection, repair.
- 23. Robots and manipulators with program controlled with a repair complexity category of up to 20 units. - major repairs, adjustment.
- 24. Deep drilling rigs - repair.
- 25. Gear grinding, gear shaping, gear planing machines with complex curved guides - checking for accuracy.
- 26. Computer controlled machines - testing for rigidity.
- 27. Volumetric turbodrills, geared, jet-turbine, high-torque, with precision casting turbines - repair, assembly, installation, regulation, testing.
- 28. Vacuum evaporation units - disassembly, repair, assembly.
- 29. Cylinders, main and connecting rod bearings - check after running in and final fastening of all connections.
- 30. Economizers, steam superheaters, compressor and blower units - major repairs, delivery after testing.
- 31. Electric and ore-smelting furnaces - checking the alignment of the lifting screws, conveyor and fit of the furnace body on all four columns.
§ 157. Repairman 6th category
Characteristics of work
- Repair, installation, dismantling, testing and regulation of complex large-sized, unique, experimental and experimental equipment, units and machines.
- Identification and elimination of defects during equipment operation and during inspection during repairs.
- Accuracy and load testing of repaired equipment.
Must know:
- design features, kinematic and hydraulic diagrams repaired equipment, units and machines;
- methods of repair, assembly, installation, accuracy testing and testing of repaired equipment;
- permissible loads on operating parts, components, mechanisms of equipment and preventive measures to prevent breakdowns, corrosive wear and accidents.
Work examples
- 1. Automatic multi-spindle lathes, semi-automatic multi-tool vertical lathes - major overhaul.
- 2. Hydraulic equipment - repair and adjustment.
- 3. Complex film projection devices and developing machines - major repairs.
- 4. Rolling mill stands - inspection, adjustment, testing and delivery after repair.
- 5. Automatic lines of all processing profiles, having complex units - major and medium repairs.
- 6. Automatic molding lines - major repairs, assembly, adjustment and delivery.
- 7. Complex mechanized lines for flour and confectionery, pasta and bakery products and automatic in perfumery and cosmetics production - repair and adjustment.
- 8. Sintering machines - regulation of machine movement and thermal clearance, alignment of the drive along the axis of the head radius.
- 9. Skip and cage mine lifting machines - repair, testing, delivery.
- 10. Precision equipment - repair, delivery.
- 11. Ore-smelting furnaces - overhaul of the contact system and rejection of defective parts.
- 12. Tubular furnaces - coil testing.
- 13. Hydraulic presses - major and medium repairs.
- 14. Steam-hydraulic presses - major repairs.
- 15. Robots and manipulators with program control with a repair complexity category of over 20 units - installation, repair, adjustment.
- 16. Aggregate, drum-milling and special machines, automatic and semi-automatic special grinding machines for turning and grinding cam and conical shafts - repair.
- 17. Jig boring machines - restoration of coordinates.
- 18. Machines with program control - checking for accuracy, restoring coordinates, repair, testing.
- 19. Electric pulse machines - repair.
- 20. Supercentrifuges, imported paint grinding machines, planetary gearboxes, rotary vacuum pumps - repair.
- 21. Turbochargers - major repairs and delivery.
- 22. Air separation units - major repairs.
- 23. Launching device for launching ships - major repairs, alignment and regulation.
- 24. Refrigerators, high-pressure units (synthesis columns), separators, evaporators, water condensers - major repairs.
- 25. Extractor, small press, automatic and semi-automatic (dosing, cutting, packaging, etc.), compressors - assembly, adjustment and adjustment.
- 26. Electric furnaces, water jackets, converters - adjusting hydraulic equipment and checking the completeness of repairs.
§ 158. Repairman 7th category
Characteristics of work
- Diagnostics, prevention and repair of complex equipment in flexible production systems.
- Elimination of equipment failures during operation by performing a range of works on repair and adjustment of mechanical, hydraulic and pneumatic systems.
Must know:
- design features, hydraulic and kinematic diagrams repaired complex equipment;
- methods of diagnostics, repair, assembly and installation, accuracy testing and testing of repaired equipment;
- permissible loads on operating parts, components, equipment mechanisms and preventive measures to prevent malfunctions;
- technological processes of repair, testing and commissioning of complex equipment.
Secondary vocational education required
§ 159. Repairman 8th category
(Note. The 7th and 8th categories of this profession are assigned only when working in pre-production workshops, in experimental and experimental workshops.)
Characteristics of work
- Diagnostics, prevention and repair of unique and experimental equipment in flexible production systems and participation in the work to ensure that it reaches the specified operating parameters.
Must know:
- design, kinematic and hydraulic diagrams of experimental and unique equipment being repaired;
- instrumentation and stands for diagnosing, repairing and servicing equipment;
- technological processes for repairing unique and experimental equipment.
Secondary vocational education required.
Technological installation repairman, 2nd category
Characteristics of work.
1. Disassembly, repair, assembly and testing of simple components and mechanisms of machines, apparatus, pipelines, fittings.
2. Repair of simple installations, units and machines, as well as of medium complexity, under the guidance of a more highly qualified mechanic.
3. Metalworking of parts according to 12 - 14 qualifications (5 - 7 accuracy classes).
4. Washing, cleaning and lubricating parts.
5. Marking and drilling holes on the flanges.
6. Straightening, filing and threading of pipes.
7. Manufacturing of simple devices for assembly and installation of equipment being repaired.
Must know:
Design, purpose and principle of operation of individual devices and components of the equipment being repaired;
- operating conditions of the equipment being serviced;
- basic techniques of metalwork;
- general rules of welding and soldering;
- rules for testing small diameter pipelines;
- basic concepts about tolerances and fits, qualifications, classes of accuracy and purity of processing;
- purpose and rules for using devices and tools;
- pipe marking techniques;
- elements of drawing;
- rules for the use of oils, detergents and lubricants.
Work examples.
1. Hatch covers for machines and apparatus - removal and installation.
2. Fences - removal and installation.
3. Gaskets - manufacturing.
4. Heat exchangers of the “pipe in pipe” type - disassembly.
5. Cooling and lubrication system pipes - cleaning.
6. Gas injectors - revision.
Technological installation repairman, 3rd category
Characteristics of work.
1. Disassembly, repair, assembly and testing of average complexity of components and mechanisms of machines, apparatus, pipelines, fittings.
2. Repair of medium-complexity installations, assemblies and machines, as well as complex ones under the guidance of a more highly qualified mechanic.
3. Metalworking of parts according to 11 - 12 qualifications (4 - 5 accuracy classes).
4. Dismantling and assembling the piping of devices, pumps, compressors.
5. Production of medium complexity devices for assembly and installation of equipment being repaired.
Must know:
Design and principle of operation of the equipment being repaired, fittings;
- technical specifications for pipes;
- profile steel, fastening materials;
- basics of welding;
- properties of welded metals;
- rules for laying pipelines;
- rules for operating equipment;
- basic technological diagram and communication diagram of the serviced installation;
- tolerances and landings;
- qualities and roughness parameters.
Work examples.
1. Low pressure fittings - removal, repair, installation.
2. Compressors - disassembling and removing valves, oil seals, oil deflectors, crossheads, bearings, valve covers and cylinders.
3. Oil pumps, lubricators - disassembly, repair.
4. Piston, plunger, centrifugal and gear pumps, disassembly and repair.
5. Oil seals - packing.
6. Pipelines and apparatus for the cooling and lubrication system of compressors and pumps - disassembly.
7. Furnace pipes, plates and inter-plate space of columns, tubes and inter-tube space of heat exchangers, tubes of refrigerator condensers - cleaning from coke and deposits.
Mechanic for repair of technological installations, 4th category
Characteristics of work.
1. Dismantling, repair, assembly of complex installations, machines, apparatus, pipelines and fittings using lifting mechanisms.
2. Metalworking of parts according to 7 - 10 qualifications (2 - 3 accuracy classes).
3. Removal and installation of working and control safety valves from tank equipment.
4. Testing, adjustment and delivery of equipment after repair.
5. Manufacturing of complex devices for assembly and installation of repair equipment.
6. Drawing up defective lists for repairs.
Must know:
Purpose, installation of complex equipment;
- technical conditions for repair, testing, adjustment and delivery of equipment being repaired;
- basics of preventive maintenance;
- system of tolerances and fits, qualities and roughness parameters;
- methods of marking and processing various simple parts;
- arrangement of lifting mechanisms and rules for their use;
- basics of rigging;
- rules for checking repaired and assembled components and devices.
Work examples.
1. Air coolers - disassembling the gearbox.
2. Column-type devices - repair, assembly of internal devices, removal and installation of covers and heads.
3. Heat exchangers - assembly.
4. Granulators, crystallizers, mixers, filters - disassembly, repair, assembly.
5. Piston compressors - disassembly, repair and assembly of cylinders, crankshaft, crosshead assembly, valves, pistons.
6. Centrifugal compressors - disassembling the rotor, repairing bearings and gear couplings.
7. Centrifugal, double-casing and multi-stage pumps with more than four impellers - disassembly.
8. Tubular furnaces - replacement of pipes, twins.
9. Reactors - replacing the lantern, removing the heads, removing and installing the zone thermocouple pocket, assembling the seal assembly and coupling connections.
10. Gearboxes - repair, assembly, adjustment.
Mechanic for repair of technological installations, 5th category
Characteristics of work.
1. Disassembly, repair, assembly of particularly complex installations of machines, apparatus, units, pipelines, fittings using mechanisms and delivery after repair.
2. Metalworking of parts and assemblies according to 6 - 7 qualifications (1 - 2 accuracy classes).
3. Disassembly, repair and assembly of components and equipment under conditions of intense and dense fits.
4. Technical examination of equipment.
Must know:
Design and design features of complex equipment;
- technological sequence and organization of labor during repair, assembly, installation of equipment;
- all types of materials used in repairs;
- methods for determining premature wear of parts;
- static and dynamic balancing of machines;
- geometric constructions with complex markings;
- methods for restoring worn parts;
- methods for repairing equipment and equipment operating under high pressure.
Work examples.
1. Apparatuses - repair of housing (not requiring heat treatment), checking plates for bubbling.
2. Shut-off, safety and control valves - disassembly, repair, grinding in, assembly and adjustment.
3. Ventilation ducts - assembly.
4. Blowers, gas blowers and superchargers - repair, testing.
5. Compressors, pumps - scraping of bearing shells and other machine parts, repair of safety and check valves.
6. Piston compressors - adjustment and commissioning.
7. Gas engine compressors - repair.
8. Refrigerator condensers - removal and installation of sections.
9. Ball mills, roller mills, crushers, screens, smoke exhausters, granulators - overhaul, testing, delivery.
10. Centrifugal, double-casing and multi-stage pumps with more than four impellers - repair, assembly, commissioning.
11. Tubular furnaces - control, pipe rejection.
12. Reactors - repair.
13. Heat exchangers (raw materials) for hydrotreating, catalytic reforming, hydrocracking and other over 200 atm repairs.
14. Centrifuges - repair.
Mechanic for repair of technological installations, 6th category
Characteristics of work.
1. Repair, installation, dismantling, assembly, testing and adjustment of particularly complex unique installations, devices, machines and units using mechanisms.
2. Identification and elimination of defects during equipment operation and during inspection during the repair process.
3. Accuracy check and load testing of repaired equipment.
Must know:
Design features of particularly complex equipment;
- technical conditions for repair, testing and commissioning of particularly complex unique equipment;
- metal technology;
- methods for restoring particularly complex and critical components;
- permissible loads on operating parts, components and mechanisms of equipment;
- equipment maintenance and repair systems.
Work examples.
1. Air coolers - assembly and alignment of the gearbox.
2. Drum vacuum filter - replacement of intermediate bearing shells, repair of the faceplate, adjustment of the cam head, commissioning.
3. Granulators - sorting of parts, repair and assembly of the drive head, stopper, alignment of the main drive electric motor, alignment of the knife support.
4. Centrifugal compressors - repair of labyrinth seals and rotor; rotor balancing, alignment, assembly.
5. Gas engine compressors - fitting, adjustment, testing.
6. Waste heat boilers - major repairs, hydraulic tests. Lens seals for high pressure pipelines (700 - 2500 atm) - repair.
7. Tubular furnaces - testing (hydraulic or pneumatic) of the coil.
8. Reactors - vessel repair, hydraulic testing.
9. Catalytic cracking reactors - replacement of the stuffing box, lens compensator and straight section of the pressure riser, separation plate glass, side pipes and outlet manifold.
10. Catalytic reforming and hydrotreating reactors - repair and assembly of glass, distribution devices, zone thermocouple pocket.
11. Reactors with a stirrer - installation of a stirrer and bottoms in a high-pressure reactor, alignment and assembly of coupling connections, hydraulic testing.
12. Catalytic cracking regenerators - replacement of the coil, defective areas, distribution grid, production of an air box, replacement of defective areas.
13. Planetary gearboxes and with a complex tooth profile - assembly.
14. Heat exchangers (raw materials) for hydrotreating, catalytic reforming, hydrocracking and other installations over 200 atm, assembly, testing.
15. High-pressure pipelines for any liquids and gases, as well as pipelines of reactor units of catalytic reforming, hydrotreating, hydrocracking installations - repair, assembly.
16. Steam turbines - checking the gap between the blades, housing, rotor; repair and establishment of gaps in diaphragm seals, stuffing box seals, thrust and support bearings, alignment, adjustment.
17. Turbochargers - overhaul and delivery.
18. Centrifuges - pressing on clutch couplings, aligning shafts, pressing out and assembling the mechanical seal housing, disassembling and assembling probes, scraping bearings, bushings, sorting parts, commissioning.
Mechanic for repair of technological installations, 7th category
Characteristics of work.
1. Adjustment and comprehensive setup of complex technological complexes, combined and large-scale installations.
2. Maintenance and diagnostics, including vibration diagnostics of machinery during operation and during repairs.
3. Load testing and adjustment of particularly complex mechanisms and repaired equipment.
4. Maintaining technical documentation for the operation and repair of equipment, participation in the commissioning of complex technological complexes and installations.
5. Management of lower-skilled workers.
Must know:
Methods for setting up complex technological complexes and installations;
- design features of particularly complex equipment;
- technical documentation for repair, testing and commissioning of particularly complex equipment;
- metal technology;
- system of admissions and landings;
- modern methods of restoring parts and assemblies - plasma spraying, the use of metal-plastics and others;
- a system of scheduled preventive maintenance of equipment at oil refineries.
Professional standard by profession - .
Education by profession - .