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OM_D0X7303301-01_EN_Print.book Page 128 Friday, May 19, 2023 6:48 PM
Trouble detected by central control device
Check code
Outdoor unit 7-segment display
Central control
device indication
C05
−
C06
−
C12
−
P30
(L20)
−
S01
−
39-EN
Wireless remote controller
Sensor block display of receiving unit
Auxiliary code
Operation
Timer
−
−
−
Differs according to trouble contents of unit with occurrence of alarm
−
−
Ready
Flash
−
Sending trouble in central control device
−
Receiving trouble in central control device
−
Batch alarm of general-purpose equipment control interface
Group control follower unit trouble
• Duplication addresses of indoor units in central control device
(L20 is displayed.)
• With the combination of air conditioning system, the indoor unit may detect
the check code of L20
−
Receiving trouble in central control device
– 128 –
Check code name
Judging device
Central control device
Central control device
General-purpose
equipment I/F
Central control device
Central control device
40-EN
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