Applicable Systems
Cleaver-Brooks Hawk 6000 Controller
Symptoms
The boiler reports a burner motor fault. The combustion air fan motor is not operating.
Possible Causes
- Fan motor burned out
- Motor run capacitor failure
- Motor control circuit or fuse fault
Troubleshooting Steps
- Step 1: Test the fan motor for operation
Motor runs at the correct speed - Step 2: Check the run capacitor
Capacitor is within rated value - Step 3: Verify the control circuit and fuse
Circuit and fuse are intact
How to Reset
To reset: Repair or replace the burner motor, then clear the alarm.
Source: Cleaver-Brooks Boiler Manual, Cleaver-Brooks Inc.
Category: Boiler