The HSA uses unique components:
Completely replace the rolling element thrust and radial bearings to prevent rotor-to-housing contact. mcquay hsa screw compressor service manual best
: Features a single main screw with twin gate rotors, which helps balance loads and potentially triples the life of main bearings compared to twin-screw designs. The HSA uses unique components: Completely replace the
The most common cause of HSA compressor failure is oil-related. The manual stresses the following: mcquay hsa screw compressor service manual best
Check expansion valve operation and superheat settings. High Discharge Temperature Possible Cause: Failure of the oil cooler system.
If the manual is restricted, contact an authorized Daikin/McQuay parts distributor. They can provide the exact service bulletins, parts lists, and wiring diagrams associated with your serial number. Safety First