New check code
1. Difference between the new check code and the current system
The displaying method of the check code changes in this model and after.
| Check code in current system | New check code | |
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Used characters | Hexadecimal notation, 2 digits | Alphabet + Decimal notation, 2 digits | |
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Characteristics of code classification | Few classification of communication/incorrect setup system | Many classification of communication/incorrect setup system | |
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Block display | Indoor P.C. board, Outdoor P.C. board, Cycle, Communication | Communication/Incorrect setup (4 ways), Indoor protection, | |
Outdoor protection, Sensor, Compressor protection, etc. | |||
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<Display on wired remote controller>
•[
] goes on.
•[UNIT No.] + Check code + Operation lamp (Green) flash
<Display on sensor part of wireless>
• Block display of combination of [
] [
] [
]
<Display on indicater on wireless remote controller receiver part>
•Unit No. and check code are displayed.
•In a case of error with auxiliary code, check code and auxiliary code are displayed alternately.
→
Display | Classification |
AUnused
CCentral control system error
ECommunication system error
FEach sensor error (Failure)
HCompressor protective system error
JUnused
LSetup error, Other errors
PProtective device operation
2.Special mention
1)If this model is connected to
2)The check code is displayed only while the air conditioner is operating (Remote controller start button ON).
When the air conditioner stops and the error is cleared, the check code display on the remote controller also disappears. However, if the error continues after stop of the operation, the check code is immediately displayed with restarting.
Network adaptor
Indoor unit
OC
remote controller
F10
Main
remote controller
22
