5
Trouble-shooting
16
Blue Seal Evolution Series GT45 / GT46 / GT60
©
Moffat Ltd, January 2007
Revision 1/
Fault
Possible Cause
Remedy
Pilot goes out when main burner
comes on
Incorrect gas pressure.
Faulty gas control.
Check supply / adjust pressure.
(Refer specifications section)
Replace gas control.
(Refer service section
6.2.10/6.2.11)
Pilot goes out while frying, won’t
re-light
Over-temperature thermostat
faulty (oil below 205ºC/401ºF).
(Refer fault diagnosis 5.2.1)
Thermostat out of calibration (oil
over 205ºC/401ºF).
Replace over-temperature
thermostat.
(Refer service section 6.2.5)
Recalibrate thermostat.
(Refer service section 6.3.2)
Pilot goes out while frying, can re-
light
Gas supply - incorrect or
fluctuating pressure.
Draught at installation (blowing
pilot out).
Thermocouple faulty.
(Refer fault diagnosis 5.2.1)
Over-temp thermostat faulty.
(Refer fault diagnosis 5.2.1)
Main gas control valve faulty.
Flame failure valve faulty
(GT45 and GT60 only)
Check supply / adjust pressure.
Shield fryer from excessive breeze
Replace thermocouple.
(Refer service section
6.2.1/6.2.2)
Replace.
(Refer service section 6.2.5)
Replace gas contro0l magnet.
Replace flame failure magnet.
Main burners will not light
Incorrect supply pressure.
Wrong size or blocked injectors.
Small pilot flame.
(Refer fault:Small Pilot Flame)
Faulty thermopile.
(Refer fault diagnosis 5.2.3)
Faulty thermostat.
(Refer fault diagnosis 5.2.3)
Faulty gas control.
(Refer fault diagnosis 5.2.3)
Check supply correct pressure.
Replace / clean injectors.
(Refer service section 6.2.7)
Correct fault.
Replace thermopile.
(Refer service section
6.2.1/6.2.2)
Replace thermostat
(Refer service section 6.2.5)
Replace gas control.
(Refer service section
6.2.10 /6.2.11)
