Troubleshooting with LED SiUS122226E
140 Part 6 Service Diagnosis
CDMQ, FDMQ, FFQ series with BRC1E73 wired remote controller
R4003516
CDMQ, FDMQ series with BRC082A43 wireless remote controller
In case of wireless remote controller, a receiver is installed. When the error occurs, the operation
lamp on the receiver blinks.
R4003517
FFQ series with BRC082A41W, BRC082A42W(S) wireless remote controller
In case of wireless remote controller, a transmitter board (A2P) and a receiver (A3P) are installed
on indoor unit. When the error occurs, the operation lamp on the receiver (A3P) blinks.
R4003518
When operation stops suddenly and the operation lamp blinks, it could be operation mode conflict.
For FFQ models, even if the operation mode conflict occurs, the operation lamp does not blink.
1. Check if the operation modes are all the same for the indoor units connected to multi system
outdoor unit.
Operation lamp (green)
#The error or warning message also blinks on the basic screen.
#
Operation lamp
(red)
Operation lamp
(red)
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