Mitsubishi FDT100VNXWVH - Louver Motor Failure

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87
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'20 • PAC-SM-351
Error code
Remote control:
LED Green Red
Indoor
Outdoor
Content
None
Louver motor failure
Keeps ashing Stays OFF
Keeps ashing Stays OFF
1. Applicable model
5. Troubleshooting
FDT, FDTC, FDE series
Diagnosis Countermeasure
NO
YES
Is LM wiring
broken?
Is LM locked?
▲ Check at the indoor unit side.
LM: louver motor
Is the louver
operable with the remote
control?
YES
NO
Does the louver
operate at the power
on?
YES
NO
YES
NO
Operate after
waiting for more
than 1 minute.
Repair wiring.
Defective indoor unit
control PCB
➞
Replace.
Replace LM.
Normal
Adjust LM lever and then
check again.
2. Error detection method
3. Condition of error displayed
4. Presumable cause
• Defective LM
• LM wire breakage
• Faulty indoor unit control
PCB
Note: