InverterFR-A800Verified · sol.ls-electric.com
FR-A800 E.FAN — Fan failure
Alarm — operational, inspection needed
CAUSE
Why does it occur?
Cooling fan RPM not detected
REMEDY · Step by step
How to fix it?
Check fan operation and replace
Do not reset repeatedly before identifying the cause. Repeated resets while ignoring a trip/alarm can cause secondary damage (IGBT failure, motor winding damage, etc.).
SOURCE
Related manual page
Summary based on the official Mitsubishi Electric manual. For accurate and complete information, always consult the official manual.
Open official manual ↗CALLBACK
Request an expert callback
A 12-year automation/SI engineer responds directly. Reply within 1–3 business days.