9
TROUBLESHOOTING
WARNING: Turn off
the unit
and let cool before servicing. Only
a qualified service person should
service and repair
this appliance
.
OBSERVED PROBLEM
POSSIBLE CAUSE
REMEDY
1. Poor fuel quality
2. Excessive flame impingement or block-
age
3. Improper fuel/air mixture
1. Passage of air/gas across irregular sur-
faces
2. Excessive gas pressure on natural gas
units
1. Incorrect gas supply or pressure
2. Blocked burner orifice or burner mani-
fold ports
3. Improper burner orifice size
Unit is smoking / sooting excessively
(
Note
:
It is natural and unavoidable for
appliance sets to produce moderate
levels of carbon (soot) where flames
contact the media.
Burner is excessively noisy
(
Note:
The movement and combustion of
gas will create low, unavoidable levels of
noise.)
Burner flame is too low or too high
1. Contact local natural gas company
2. Separate the stones
or logs
to allow
more flame passage
3. Remove any foreign items from the
flame pattern and/or check for proper
orifice sizing
1. Relieve any tight bends or kinks in gas
supply line
2. Check/reset gas regulator pressure
1. Check for proper gas supply pressure
2. Free burner orifice and burner ports
of any burrs, paint, or other blockage
3. Verify proper burner orifice sizing (see
page
6
)
Note:
All troubleshooting items are listed in
order of operation.
Unit produces unwanted odors
1. Locate and correct all leaks (see Check-
ing Gas Connections, page 5)
1. Gas leak. See Warning statement above.
IMPORTANT:
Operating unit where impurities in air exist may create odors.
Cleaning supplies, paint, paint remover, cigarette smoke, cements and glues, new
carpet or textiles, etc., create fumes. These fumes may mix with combustion air
and create odors. These odors will disappear over time.
4. Too much media around 4. Clear area in front of pilot assembly,
pilot area. make sure pilot flame is posi-
tioned correctly
