192
Check code name
[P10] / [0b]
(d07 / AI-NET)
Check code name
Indoor overflow error
Cause of operation
1. Float SW operation error
2. Drain pump operation error
3. Clogging of drain pipe
4. Indoor P.C. board error
Sub-code: Indoor address with trouble
• Check there is 380–415V voltage of 1-3 pin of CN68 on indoor P.C. board.
Check drain pipe, etc.
Does drain pump operate?
Does float SW operate? Is wiring normal?
Is power supply to
drain pump normal?
Replace drain pump,
and check cabling.
Check indoor P.C. board.
Failure
Replace
Check indoor P.C. board.
Failure
Replace
Check and correct wiring.
Correct
connector connection.
YES
YES
YESYES
YES
NO
NO
NONO
NO
Is float SW connector
(Indoor control P.C. board CN34)
connected normally?
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