Troubleshooting with LED SiBE121135
250 Service Diagnosis
1. Troubleshooting with LED
1.1 Indoor Unit
Operation Lamp The operation 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
malfunctions.
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.
Wall Mounted Type: FTXG Series Wall Mounted Type: FTXS-K, CTXS-K Series
Wall Mounted Type: FTXS-J Series Wall Mounted Type: FTXS-G Series
Floor Standing Type: FVXG Series
Operation lamp
(multi-colored)
(R12750)
Operation lamp
(green)
(R17161)
(R12187)
Operation lamp (green)
Operation lamp (green)
(R16008)
(R14646)
Operation lamp
(green)
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