E16
Faulty Indoor Fan Motor
Mitsubishi Electric · FR-D700 Inverter
What does E16 mean?
The indoor fan motor is faulty, preventing proper air circulation. This can lead to inefficient cooling/heating or system shutdown.
Common Causes
- Indoor fan motor is not rotating or rotating too slowly.
- Faulty indoor fan motor windings.
- Obstruction in the fan impeller.
- Loose fan motor mounting.
- Overload protection tripped on the fan motor circuit.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Check the indoor fan motor for physical damage or obstruction.
- 2
Measure the resistance of the indoor fan motor windings.
- 3
Verify the power supply voltage to the indoor fan motor.
Verified technical data. Last updated: March 2026
Related Faults
Source: Mitsubishi Electric FR-D700 Inverter