Problem
Possible Causes
Solution
Pilot Flame isn’t lighting
Pressure in gas pipeline is
not enough
Increase pilot pressure
Pilot Flame isn’t lighting
Pilot nozzle is blocked
Unblock the nozzle
Pilot Flame isn’t lighting
Connection of thermocouple
is loose
Tighten the thermocouple
Pilot Flame isn’t lighting
Thermocouple is defective
Replace the thermocouple
Pilot Flame isn’t lighting
Gas control valve is defective
Repair or replace the gas
control valve
The pilot
fl
ame is on but the
main burner can’t light
Pressure in the gas pipeline
is not enough
Increase burner pressure
The pilot
fl
ame is on but the
main burner can’t light
Main nozzle is blocked
Unblock the nozzle
The pilot
fl
ame is on but the
main burner can’t light
Gas control valve is defective
Repair or replace the gas
control valve
There is a poo
fi
ng noise
when turning gas supply off
Nozzle diameter does not
match with the gas supply
Regulate the nozzle diameter
There is a poo
fi
ng noise
when turning gas supply off
Supply pressure is too low
Increase supply pressure
There is a poo
fi
ng noise
when turning gas supply off
Flow of connected pipe is not
enough
Increase the permitted
fl
ow
Flame is not solid blue, but is
red and yellow and black soot
buildup
Nozzle diameter does not
match with the gas supply
Regulate the nozzle diameter
Flame is not solid blue, but is
red and yellow and black soot
buildup
Gas nearly runs out
Replace the gas supply
Flame is not solid blue, but is
red and yellow and black soot
buildup
Gas ingredients are volatile
in gas peak period
Decrease the gas
fl
ow. Increase
it after the peak.
TROUBLESHOOTING
