T982_O: Fan Overvoltage Trip

EcoNet - T982_O ยป

Status

Shutdown, will restart when cleared and resolved

Description

The outdoor fan is receiving voltage higher than it should be.

Expected Operation

System will shutdown if running and will try again. If it happens 3 times, the unit will lockout requiring a manual reset.

Cause

1. Damaged Wiring

2. Bad motor

3. Bad Drive

Solution

Inspect wiring and plug to fan motor from drive and replace if damaged. Check windings on BLDC fan motor to be sure windings are even and there is no continuity to ground (shell of motor) from any of them. If fan motor, and wiring are OK, replace the drive.