Heat Pump System Parts Repair - Midea MDC100-CH21B/B05E-US Service Manual

5 Troubleshooting
5.11 Heat pump system parts repair：
Warning : If the heat pump system parts need repair , we suggest
you buy new machines rather than repair. The heat pump system
parts include capillary , drier filter, connect pipe, condenser,
evaporator, compressor and etc.
Attention：
1, Must use special equipment which is only for HFC-134a
device, avoid mixed with other refrigerants.
2, Do not let the copper pipe unsealed more than 30min. For
the oil in compressor has very strong water absorbing capacity,
pull out the rubber plug before using the compressor.
3, Do not clean the HP system with chloride contained
substance, such as CFC-12,CFC133,HCFC-22,HCFC-141b,R-502.
4, Must use special drier filter which is only for HFC-134a.
35