Error code
Mitsubishi Electric PAA code P4
No approved translation for this record yet; showing the original text.
Meaning
Contact failure of drain float switch (CN4F) 1. Extract when the connector of drain float switch is disconnected. (3 and 4 of connector CN4F is not short-circuited.) 2. Constantly detected during operation.
Member details
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View details as a memberPossible causes
(1) Contact failure of connector (Insert failure) (2) Defective indoor controller board
Solution
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/paa/p4