Caution For Diagnosis; Troubleshooting With Operation Lamp - Daikin B-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
FTKD 25/35 D Series
Operation Lamp
In case of
FTK(X)D 50/60/71 F Series
170
malfunctions, disabling equipment operation.
OPERATION lamp (green)
ON/OFF
(R4298)
OPERATION lamp (green)
In case of
FTK(X)E 25/35 B
In case of
CDK(X)D 25/35/50/60 C Series
CDK(X)D 25/35 E Series
OPERATION lamp (green)
(R6332)
Si12-714
Operation lamp (Green)
(R4876)
(Q0340)
Service Diagnosis