Compressor Overhaul Technician

Thermozone Technical Services Llc; Dubai; On-site; AED 120,000 - 180,000; Full time

Job summary

Thermozone Technical Services Llc in Dubai is seeking a seasoned compressor overhaul technician with hands-on experience in reciprocating and screw refrigeration units. You will lead disassembly, inspection, and reassembly to manufacturer tolerances.

Responsibilities include precise mechanical measurements, electrical diagnosis, preparing repair plans, and coordinating specialist rotor work or motor rewinding when needed.

Qualifications

• Overhaul and assembly experience with reciprocating and screw refrigeration compressors.
• Strong mechanical measurement and electrical diagnosis skills.
• Experience with multiple compressor brands is preferred.

Responsibilities

• Assess compressor condition, service history and operating readings.
• Identify compressor models, obtain manuals and plan dismantling and inspection work.
• Confirm isolation, depressurisation and safe preparation before overhaul.
• Dismantle reciprocating and screw compressors; label and protect components.
• Inspect bearings, shafts, pistons, seals and related parts against limits.
• Measure clearances and dimensions; record findings against manufacturer limits.
• Prepare repair plans and parts lists; coordinate machining or rotor work as needed.
• Reassemble to tolerances; verify lubrication and shaft alignment.
• Diagnose motors, protection circuits and control components; coordinate repairs.
• Perform post-overhaul tests and produce reports.

Skills

Overhaul experience

Assembly experience

Mechanical measurement

Electrical diagnosis

Tools

MYCOM

GEA Grasso

Sabroe

Howden

BITZER

FRICK

Job description

Role & responsibilities

• Assess compressor condition using service history, operating readings, electrical checks and mechanical inspection.
• Identify compressor models, obtain manufacturer manuals, and plan dismantling and inspection work.
• Confirm isolation, depressurisation, refrigerant removal and safe preparation before workshop or site overhaul.
• Dismantle reciprocating and screw compressors systematically; identify, label and protect components.
• Inspect bearings, shafts, pistons, liners, valves, connecting rods, rotors, seals and capacity control parts as applicable.
• Measure clearances, wear, end float and other specified dimensions using suitable instruments; record findings against manufacturer limits.
• Prepare repair recommendations and parts lists; coordinate machining, specialist rotor work or motor rewinding when required.
• Reassemble compressors to manufacturer tolerances, tightening requirements and assembly procedures; check lubrication and shaft alignment.
• Diagnose motors, protection circuits, heaters, solenoids and control components; coordinate specialist electrical repair where needed.
• Carry out approved post-overhaul leak and mechanical checks, test-bench or site startup verification, and produce overhaul and test reports.

Preferred candidate profile

Proven hands-on overhaul and assembly experience with both reciprocating and screw refrigeration compressors; sound mechanical measurement and electrical diagnosis skills.

Preferred qualifications and experience

Experience with several relevant brands, such as MYCOM, GEA Grasso, Sabroe, Howden, BITZER or FRICK. State actual overhaul experience; all brands are not required.