(1) Select and determine the site, environment and conditions for mechanical equipment installation;

(2) Equipment relocation and installation and commissioning of new equipment;

(3) Repair mechanical, hydraulic and pneumatic faults and mechanical wear of mechanical equipment;

(4) Replace or repair mechanical parts, lubricate and maintain equipment;

(5) Run, debug and adjust the repaired mechanical equipment;

(6) patrol the site for maintenance, and eliminate the general faults in the operation of mechanical equipment;

(7) Machining damaged mechanical workpieces with gold clips;

(8) Cooperate with mechanical technicians to preview mechanical equipment failures, prepare overhaul plans and complete major, medium and minor repairs;

(9) Maintain workers, fixtures, measuring tools and instruments, and eliminate faults in use.

The following types of jobs belong to this occupation:

Dairy equipment maintenance, feed processing equipment maintenance, agricultural machinery maintenance, cutting machine maintenance, lubrication maintenance, mechanical fitter, salt bath furnace commissioning, fuel equipment maintenance, coal unloading and storage equipment maintenance, coal conveying machinery maintenance, pumping station electromechanical equipment maintenance, construction machinery maintenance, liquefied petroleum gas machinery maintenance, chemical maintenance fitter, textile equipment maintenance, textile equipment measurement, textile equipment cleaning. Textile equipment parts repairman, test repairman, textile equipment parts repairman, chemical fiber equipment repairman, automobile inspection equipment repairman, internal combustion loading and unloading machinery repairman, electric loading and unloading machinery repairman, road construction machinery repairman, airport field machinery repairman, terminal automation equipment operation repairman, printing machinery repairman, audio-visual reproduction equipment maintenance and debugging repairman, hood equipment repairman, synthetic medicine workshop repairman, preparation medicine production workshop repairman, Downhole drilling tool decorator, surface drilling tool decorator, oil drilling rig repairer, pumping unit installer, water injection pump repairer, special vehicle pump repairer, coal mine mechanical repairer, mine electrical fitter, fully mechanized mining fitter, mine maintenance fitter, hydraulic support (column) repairer, open-pit mining and stripping repairer, production line repairer, loading and unloading tool repairer, building materials equipment repairer and packaging equipment repairer.