Troubleshooting Chart for Clayton Steam Generator (Continued)
Low or no fuel pressure.
Fuel supply exhausted or supply
Check fuel supply. Ensure all valves
CAUTION: Stop plant immediately lines restricted.
in the supply line are open.
to avoid damage to the fuel pump.
Burner fails to ignite.
Fuel bypassing through burner
Burner control valve must be airtight
and all air pockets eliminated.
Fuel pressure not adjusted properly. Adjust fuel pressure.
Air leak in supply line causing loss Suction line must be airtight and all
air pockets eliminated.
Fuel pump failure.
Replace fuel pump
Check and adjust ignition electrodes.
Check ignition transformer and
Check for low voltage condition
which may a weak spark from the
Safety switch in combustion control Actuate reset on control. Also check
for continuity of circuit between
combustion control and flame
detector (under burner manifold).
Fuel pressure switch failure.
Check and adjust fuel pressure
Burner nozzles not replaced in
Ensure nozzles are replaced after
cleaning burner manifold.
Insufficient fuel pressure.
Check causes and remedies under
"Low or No Fuel Pressure."
Oil valve failing to open.
Check for burned out solenoid.