Mitsubishi PUHZ-SHW80YAA - Page 20


Check code
Abnormal point and detection method
Cause
Judgment and action
8
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Temperature of heat sink
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Open/short of outdoor unit thermistors
(TH3, TH32 (PUHZ-SHW only), TH6, TH7,
and TH8)
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8
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Power module
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8
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Too low superheat due to low discharge
temperature
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8
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Outdoor fan motor
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