POST SERVICE CHECKS
Section 6
5.2 Burner Faults
(a) If burner does not start:
Possible Cause
Remedy
Lock out box illumination
Reset
Photo-resistor exposed to light
Check that photo-resistor is correctly located in the housing,
is not exposed to extraneous light.
Oil Pump or motor seized:
With electricity switched off remove housing access cover and
turning the fan behind.
Faulty motor:
Exchange motor.
Faulty control box:
Plug in a replacement box.
(b) If burner starts / does not ignite/ lock out:
Possible Cause
Remedy
No fuel:
Unscrew vent on oil pump and check whether oil dribbles out
check fuel tank contents, and that all valves are open.
No ignition spark:
Check that ignition leads are connected properly.
Check that ignition electrodes are located and adjusted correctly
Faulty solenoid valve:
Replace solenoid coil. If still not working then clean or replace
solenoid valve housing tube assembly.
(c) If burner starts / ignites normally / lock out:
Possible Cause
Remedy
Photo-resistor exposed to light before ignition:
Check that photo-resistor is correctly located in the housing and
is not being exposed to extraneous light.
Photo-resistor faulty:
Exchange.
Control box faulty:
Exchange.
(d) Starts/ ignites but pulsates or fires unevenly/ lock out:
Possible Cause
Remedy
Air in nozzle or oil line causing distort spray:
Re-purge at pump and try again.
Dirt in nozzle causing distorted spray:
Replace nozzle.
Damaged or worn nozzle:
Exchange for one of the same make, size and spray pattern.
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26/10/2006
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