Troubleshooting With Led; Indoor Unit - Daikin 4MXL-T Series Service Manual

Troubleshooting with LED

2. Troubleshooting with LED

2.1

Indoor Unit

Operation Lamp
The operation lamp blinks when any of the following errors is detected.
 A protection device of the indoor or outdoor unit is activated, or when the thermistor
 A signal transmission error occurs between the indoor and outdoor units.
In either case, conduct the diagnostic procedure described in the following pages.
FTXR/CTXG Series
CTXS/FTXS Series
146
malfunctions.
Operation lamp
(green)
Operation lamp
(multi-monitor lamp)
(R24043)
FDXS/CDXS Series
Operation lamp
(green)
(R23939)
SiUS121827E
(R23940)
Part 6 Service Diagnosis