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Revision 3/F3601
5. TROUBLE SHOOTING
WARNING: ALL INSTALLATION AND SERVICE REPAIR WORK MUST BE CARRIED
OUT BY QUALIFIED PERSONS ONLY.
5.1 HOB
Open Burners
FAULT
POSSIBLE CAUSE
REMEDY
MAIN BURNERS WILL NOT
LIGHT
Wrong size or blocked injectors.
Obstruction in burner.
Incorrect supply pressure.
Faulty gas control.
Replace / clean injectors.
(Refer service section 6.3.2)
Clean burner.
Check supply pressure.
Replace gas control.
(Refer service section 6.3.4)
MAIN BURNER GOES OUT
WHEN KNOB RELEASED
Releasing knob before the
thermocouple is heated.
Thermocouple faulty.
(Refer fault diagnosis 6.1.1)
Gas magnet faulty.
(Refer fault diagnosis 6.1.1)
Hold control in for longer (30 s),
see if pilot will stay lit.
Replace thermocouple.
(Refer service section 6.3.3)
Replace gas magnet.
(Refer service section 6.3.13)
NO LOW FIRE
Incorrect supply pressure.
Low fire adjustment incorrect.
Check supply pressure.
Adjust.
(Refer service section 6.4.3)
MAIN BURNER FLAME
INCORRECT COLOUR
(YELLOW / WAVY)
Aeration setting incorrect.
Adjust aeration.
(Refer service section 6.4.1)