| Job Title |
Refrigeration Mechanic |
| Job Description |
Fabricates And Assembles Components Of Refrigeration Systems
For Environmental Test Equipment According To Blueprints Or
Schematic Drawings And Knowledge Of Refrigeration Systems, Using
Handtools, Powered Tools And Welding Equipment: Reads Blueprints
Or Schematic Drawings To Determine Location, Size, Capacity, And
Type Of Components, Such As Compressor, Condenser, Expansion
Tank, Valves, And Tubing Or Piping Needed To Build Refrigeration
System. Mounts Compressor, Condenser, And Other Components In
Specified Locations On Frame, Using Handtools And Arc Or
Acetylene Welding Equipment. Cuts, Bends, And Brazes Specified
Tubing To Inlets And Outlets Of Components To Form Liquid And
Suction Lines Of Refrigeration System, Using Knowledge Of Metal
Properties. Installs Expansion And Control Valves, Using
Acetylene Torch And Wrenches. Adjusts Valves According To
Specifications. Removes Air From System And Charges System With
Specified Amount And Type Of Refrigerant [gas Charger (svc. Ind.
Mach.)]. Tests Lines, Components, And Connections For Leaks With
Leak Detector Which Indicates Presence Of Refrigerant [gas-leak
Tester (svc. Ind. Mach.)]. Attaches Thermocouples To Various
Points Of Refrigeration System And Test-operates Equipment To
Evaluate Functioning And Cooling Capacity Of System. Records
Pressure And Temperature Readings From Gauges And Temperature
Potentiometer During Test Run. Compares Reading With
Specifications To Evaluate Performance Of System, And Adjusts Or
Replaces Parts As Indicated. May Fabricate And Assemble
Structural Portions Of Test Equipment. May Assemble And Mount
Electrical Wiring Circuits, Controls, And Recording Devices. May
Fabricate And Assemble Cascade And Multiple Stage Refrigeration
Systems.
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