Error code
Mitsubishi Electric PFD/PQHY code 2503
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Meaning
Float switch trip: When the float switch trips during operation, and when an open is detected (cannot be detected during OFF). Open : detectable at -40°C or lower
Member details
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View details as a memberPossible causes
(1) Drainage failure (2) Connector contact failure (loose connector) (3) Disconnection or partial disconnection of the float switch wiring Indoor board (detection circuit) failure
Solution
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Address of this page: https://www.remfixit.com/tr/mitsubishi-electric/pfd-pqhy/2503