What Needs To Be Done While Replacing a Failed Compressor
Mechanical Failure
- Recover Refrigerant
- Cut current compressor from system (do not sweat out)
- Install new compressor and starting components
- Install new liquid line drier
- Pressure test system for 30 minutes
- Evacuate to 500 microns
- Charge with correct amount and type of refrigerant
- Verify proper operation with SH and SC
- Fix the Root Cause of the Failure!!!
Electrical Failure
- Recover Refrigerant into a contaminated tank - Refrigerant most likely contains sludge, water and corrosive acid
- Cut current compressor from system
- Install new compressor and start components
- Install suction line drier - Acid Removal
- Install new liquid line drier
- Pressure test for 30 minutes
- Evacuate to 500 microns
- Charge with new, correct amount and type of refrigerant
- Verify proper operation with SH and SC
- Fix the Root Cause of the Failure!!!
*Refer to AE 42-1105 for more details
Not Properly Cleaning a System After a Compressor Failure Will Lead to Another Failure!