Installation Guide

26
TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE CORRECTIVE ACTION
1. There is no power to the fan.
2. Fan is set to "AUTO".
3. Fan motor is bad.
1. Fan housing or blades
are dirty.
2. Fan rotation is blocked.
3. Defective fan.
1. See "Cleaning Fan", page 22.
2. Verify wiring is not in fan path.
3. Replace fan.
1. Verify fan is plugged in and
set to "MAN" or "AUTO".
2. Allow 5-10 minutes for fan to
engage.
3. Replace fan.
Fan is not spinning.
(Select models)
Fan is making a
loud noise.
(Select models)