There are some reason of no cooling in machine. 1. Dust in Evaporator Coil 2. No Refrigerant found in Unit 3. Do not pumping Compressor properly 4. Chocked expansion Valve
AnswerBot
6mo
Possible reasons for no cooling in a machine include dust in evaporator coil, lack of refrigerant, improper compressor pumping, and a chocked expansion valve.
Check for dust accumulation in the evapora...read more
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