Caution For Diagnosis; Troubleshooting With Operation Lamp - Daikin E-Series Service Manual

Caution for Diagnosis

1. Caution for Diagnosis

1.1

Troubleshooting with Operation Lamp

The operation lamp flashes 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
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
In case of
Operation Lamp
FTXG 25/35 E Series
CTXG 50 E
ATXG 25/35/50 E
In case of
ATXS 20/25/35/50 E Series
In case of
FTK(X)S 50 E Series
ATX 50 E Series
204
malfunctions, disabling equipment operation.
OPERATION lamp (green)
OPERATION lamp (green)
ON/OFF
Air outlet
Indicator lamps
Operation lamp (green)
TIMER lamp (yellow)
HOME LEAVE lamp (red)
In case of
FTK(X)S 20/25/35 D Series
FTK(X)S 50 D Series
(R5139)
In case of
FTK(X)S 20/25/35 C Series
ATXS 20/25/35 D Series
Indicator lamps
ON
OFF
(R5138)
In case of
FDK(X)S 25/35/50 C Series
FDK(X)S 25/35 E Series
ON/OFF switch
(R2837)
SiENBE12-620
OPERATION lamp (green)
ON/OFF
(R4298)
Operation lamp (green)
(R4297)
OPERATION lamp (green)
(Q0340)
Service Diagnosis