.LED output:
Twinkling times of
LED
Possible cause of the malfunction
1 Outdoor temperature sensor abnormity
2 Outdoor defrosting sensor abnormity
3 Compressor discharge temperature abnormity
4 High compressor discharge temperature
5 Indoor-outdoor communication abnormity
6 Abnormal communication to IPDU module
7 E2PROM data abnormity
8 IPDU abnormity: Maximum revolving rate exceeded
9 IPDU abnormity: Vibration
10 IPDU abnormity: Displaced
11 IPDU abnormity: Speeding up abnormity
12 IPDU abnormity: G-TR short circuit
13 IPDU abnormity: Position-testing loop abnormity
14 IPDU abnormity: Current sensor abnormity
15 IPDU abnormity: Compressor locked
16 IPDU abnormity: Compressor damaged
17 IPDU abnormity: Case thermo action
Model:
HSU-12HS03/R2(DB)
HSU-09HS03/R2(DB)Domestic Air Conditioner
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