- 16 -
Troubleshooting
Table 3
Problems
Possible causes
Problem solving
Not lighting
1.Insufficient gas pressure
in pipe
1.Contact the local gas
supply dept.
2.Nozzle occlusion
2.Dredge nozzle
Ignite the pilot light
but not the main fire
1.Insufficient gas pressure
in pipe
1.Contact the local gas
supply dept.
2.The main fire nozzle
occlusion
2.Dredge nozzle
3.Gas control valves have
problems
3.Change gas control
valves
4.The pilot light and the main
fire’s distance is too far
4.Adjust the distance
of them
5.Flame is too low
5.Adjust the height of
the pilot light
Close gas and heard
a sound of fire
1.Insufficient gas pressure
in pipe
1.Contact the local gas
supply dept.
2.Not match nozzle aperture
with gas resources
2.Adjust
nozzle
diameter
3.Flow of connection pipe
is not enough
3.Increase pipe’s allowable
flow
4.Damper opening degree
is too large
4.Adjust damper
Yellow flame and
black smoke
1.Use bottom gas
1.Change gas
2.Not match nozzle aperture
with gas resources
2.Adjust
nozzle
diameter
3.Not enough air to ignite
3.Increase
damper
opening degree
4.In the peak of using gas,
sources of gas float heavy
4. Turn down valves
flow. Turn it up after
the peak
The problems mentioned above are only for reference. If any fault occurs, please stop
using, and contact technicians to check and repair. Safety first turn off the power, and gas
supply before maintenance.
