Mitsubishi Electric PUHY-P144 Service Manual

Other manuals for Mitsubishi Electric PUHY-P144

Service Handbook346 pages

• J

  Joshua TaylorAug 25, 2025

  What does Error Code 4220 or 4225 mean on my Mitsubishi Electric PUHY-P144 Air Conditioner?

  

  Same questionReply

  • P

    Paul RogersAug 25, 2025

    Error Codes 4220 and 4225 on your Mitsubishi Electric Air Conditioner can indicate abnormal bus voltage drop or rise, a logic error, or low bus voltage at startup.

    

    Reply

Mitsubishi Electric PUHY-P144 Specifications

General

Model	PUHY-P144
Cooling Capacity	144, 000 BTU/h
Refrigerant	R410A
Power Supply	3-phase
Type	Air Conditioner
Operating Temperature (Cooling)	-5°C to 46°C
Operating Temperature (Heating)	-4°F to 60°F (-20°C to 16°C)
Voltage (V)	208/230 V

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