Caution For Diagnosis - Daikin F-Series Service Manual

Caution for Diagnosis

1. Caution for Diagnosis

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
Indoor Unit
Operation Lamp
Troubleshooting
with the LED
Outdoor Unit
Indication
The outdoor unit has one green LED (LED A) on the PCB. The flashing green LED indicates
normal condition of microcomputer operation.
88
malfunctions, disabling equipment operation.
S102
S2
LED A
LED-A
SW4
SW1
OPERATION lamp (green)
(R6332)
(R6980)
Service Diagnosis
Si04-703A