<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
13