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Midea MCH3U-27PHH2 User Manual

Midea MCH3U-27PHH2
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8.4.2.11 P4 (Temperature protection of compressor discharge) diagnosis and solution.
Error Code
P4
Malfunction conditions
When the compressor discharge temperature(T5) is more
than 115℃ for 10 seconds, the compressor will stop
and
restart till T5 is less than 90℃.
Potential causes
● Refrigerant leakage
● Wiring mistake
● Faulty discharge temperature sensor
● Faulty outdoor PCB
Trouble shooting:

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Midea MCH3U-27PHH2 Specifications

General IconGeneral
BrandMidea
ModelMCH3U-27PHH2
CategoryAir Conditioner
LanguageEnglish

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