Caution For Diagnosis; Troubleshooting With Led - Daikin J Series Service Manual

SiBE041012

1. Caution for Diagnosis

1.1

Troubleshooting with LED

Indoor Unit The multi-colored indicator 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
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.
Outdoor Unit The outdoor unit has one green LED (LED A) on the PCB. The blinking green LED indicates
normal condition of microcomputer operation.
Service Diagnosis
malfunctions.

Caution for Diagnosis

Multi-colored
indicator lamp
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