Hitachi
Louver Motor / Swing Mechanism Failure
Indoor louver does not move or is stuck in one position
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Possible Causes
Broken louver linkage, Failed stepper motor, Obstructed louver by dirt or foreign object, Faulty indoor PCB louver drive
How to Fix / Troubleshooting
Safety first: Turn OFF the unit before manually moving louvers.
Steps:
- Check for obstruction: Gently move the louver by hand to feel for blockage. Remove any visible debris.
- Reset swing: Turn the unit ON and toggle the swing function on the remote to see if the motor responds.
- Inspect linkage: Open the front panel and check plastic gears and link arms for breakage.
If the motor does not respond and linkage is intact: The louver motor or PCB output may be faulty and require replacement.
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Repair Difficulty
Easy
2/5
Required Part
Louver Stepper Motor / Swing Mechanism
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