Mitsubishi Electric PFAV-P250VM-E Service Manual page 10

I Read Before Servicing
[1] Read Before Servicing ....................................................................................................... 3
[2] Necessary Tools and Materials.......................................................................................... 4
[3] Piping Materials ................................................................................................................. 6
[4] Storage of Piping ............................................................................................................... 8
[5] Pipe Processing ................................................................................................................. 8
[6] Brazing............................................................................................................................... 9
[7] Air Tightness Test ............................................................................................................ 10
[8] Vacuum Drying (Evacuation) ........................................................................................... 11
[9] Refrigerant Charging........................................................................................................ 12
[10] Remedies to be taken in case of a Refrigerant Leak ....................................................... 12
[11] Characteristics of the Conventional and the New Refrigerants ....................................... 13
[12] Notes on Refrigerating Machine Oil ................................................................................. 14
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HWE10190 GB