5
Fault Finding
16
Blue Seal Evolution Series Gas Convection Ranges
© Copyright Moffat Ltd. 21 June 2016
Amendment 13
Fault
Possible Cause
Remedy
Pilot burner won’t light.
Gas control knob not being held in.
No gas supply.
Gas pressure too low.
Blocked pilot injector.
Gas control valve faulty.
Hold in gas control knob while lighting pilot
burner.
Ensure gas is connected and turned
‘On’ (bottles are not empty).
Check gas supply pressure.
(Refer Specifications Section).
Clean or replace pilot injector.
(Refer Service Section 6.4.6).
Replace gas control valve.
(Refer Service Section 6.4.1).
Piezo ignitor not sparking.
Short in high tension lead.
(Refer Fault Diagnosis 5.2.2).
Check ignition lead is not cracked and is
correctly positioned.
Piezo Ignitor faulty.
(Refer Fault Diagnosis 5.2.2)
Replace HT lead.
(Refer Service Section 6.4.9).
Replace ignitor piezo.
(Refer Service Section 6.4.10).
Pilot flame small / lazy / yellow.
Gas pressure too low.
Blocked / incorrect size pilot injector.
Check gas supply pressure.
(Refer Specifications Section).
Clean or replace pilot injector.
(Refer Service Section 6.4.6).
Pilot goes out when control knob released.
Releasing knob before the thermocouple is
heated.
Pilot flame too small.
(Refer fault: Pilot Flame Small).
Thermocouple faulty.
(Refer Fault Diagnosis 5.2.1).
Gas control magnet faulty.
(Refer Fault Diagnosis 5.2.1).
Hold control in for longer (10 sec), see if
pilot will stay lit.
Correct fault.
Replace thermocouple.
(Refer Service section 6.4.7).
Replace gas control magnet.
(Refer Service section 6.4.2).
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 6.4.4).
Clean burner.
Check supply pressure.
Replace gas control.
(Refer Service Section 6.4.1).
Main burner flame incorrect colour
(yellow / wavy).
Aeration setting incorrect.
Incorrect gas pressure.
Incorrect injector size.
Obstruction in burner.
Adjust aeration.
(Refer Service Section 6.6.3).
Check supply pressure.
Check injector correct size.
Inspect burner for obstruction.
Pilot goes out when control knob released.
Incorrect gas pressure.
Faulty gas control valve.
Check supply / adjust pressure.
(Refer Specifications Section).
Replace gas control valve.
(Refer Service Section(6.4.1).
Griddle Burners
Содержание Evolution Series
Страница 94: ......