Bitzer Compressor Replacement on a Lennox Chiller
Job Description: Bitzer Compressor Replacement on a Lennox Chiller
Area: The Forum, Portsmouth
Issue Identified: Following a request from client to replace failed Bitzer Compressor on a Lennox Chille
Works carried out:
- Isolated the Lennox Chiller unit electrically and mechanically.
- Recovered refrigerant into a dedicated recovery cylinder.
- ACES Lift and Shift Team removed compressor from the chiller bed
- We replaced with a service exchange Bitzer CSH 7571 90Y part wind Screw Compressor
- Pressure tested with OFN (oxygen free nitrogen) to locate leak.
- Repaired the leak by means of brazing.
- Once proved released Oxygen Free Nitrogen (OFN) into atmosphere and evacuated the system to a minimum of 2 Torr.
- Re-charged with the recovered refrigerant and trim charged with virgin refrigerant.
- Test ran and re-commissioned.
- Completed a waste transfer note and handed to on-site representative.
- Completed an F Gas certificate.
