Mitsubishi Electric PQHY-P72ZLMU-A Service Handbook page 10

I Read Before Servicing
[1] Read Before Servicing .......................................................................................................3
[2] Necessary Tools and Materials.......................................................................................... 4
[3] Piping Materials ................................................................................................................. 5
[4] Storage of Piping ............................................................................................................... 6
[5] Pipe Processing ................................................................................................................. 6
[6] Brazing............................................................................................................................... 7
[7] Air Tightness Test .............................................................................................................. 8
[8] Vacuum Drying (Evacuation) ............................................................................................. 9
[9] Refrigerant Charging........................................................................................................11
[10] Remedies to be taken in case of a Refrigerant Leak ....................................................... 11
[11] Characteristics of the Conventional and the New Refrigerants ....................................... 12
[12] Notes on Refrigerating Machine Oil ................................................................................. 13
[13] Precautions for servicing..................................................................................................14
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HWE15150 GB