Specifications

SiBE18-821 Caution for Diagnosis
Troubleshooting 243
1. Caution for Diagnosis
1.1 Troubleshooting with the Operation Lamp (RA Indoor Unit)
The operation lamp blinks when any of the following errors is detected.
1. When a protection device of the indoor or outdoor unit is activated or when the thermistor
malfunctions, disabling equipment operation.
2. When a signal transmission error occurs between the indoor and outdoor units.
In either case, conduct the diagnostic procedure described in the following pages.
Location of
Operation Lamp
In case of In case of
FTXG 25/35 E Series FTXS 20/25/35/42/50 G Series
CTXG 50 E
In case of
FTXS 60/71 F Series
In case of
FDXS 50/60 C Series
FDXS 25/35 E Series
In case of
FVXS 25/35/50 F Series
In case of
FLXS 25/35/50/60 B
Series
Operation lamp (green)
INTELLIGENT EYE lamp (green)
TIMER lamp (yellow)
ON/OFF switch
Indicator lamps
(R5072)
(R8260)
OPERATION lamp (green)
(R6332)
OPERATION lamp (green)
OPERATION lamp (green)
(Q0340)
(R6843)
OPERATION lamp (green)
OPERATION lamp (green)
(Q0341)