Applicable Systems
Cleaver-Brooks Hawk 6000 Controller
Symptoms
The boiler reports a feed water regulating valve fault. The modulating feed water valve is malfunctioning.
Possible Causes
- Valve positioner out of calibration
- Valve actuator air or electric supply issue
- Level controller PID settings incorrect
Troubleshooting Steps
- Step 1: Calibrate the valve positioner
Positioner tracks the control signal - Step 2: Verify the actuator air or power supply
Supply meets the actuator requirement - Step 3: Tune the PID parameters
Level control is stable
How to Reset
To reset: Repair the feed water regulating valve, then clear the alarm.
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Source: Cleaver-Brooks Boiler Manual, Cleaver-Brooks Inc.
Category: Boiler
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