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TROUBLESHOOTING
PROBLEM
Burner(s) does not light
after ODS/pilot is lit.
Delayed ignition of
burner(s).
Burner backfiring
during combustion.
Yellow flame during
burner combustion.
Slight smoke or odor
during initial operation.
Heater produces a
whistling noise
when burner is lit.
Heater produces a
clicking/ ticking noise
just after burner is lit
or shut off.
White powder residue
forming within burner box
or on adjacent walls or
furniture.
POSSIBLE CAUSE
1.
Burner orifice is clogged.
2.
Burner orifice diameter is too small.
3.
Inlet gas pressure is too low.
1.
Manifold pressure is too low.
2.
Burner orifice is clogged.
1.
Burner orifice is clogged or damaged.
2.
Burner is damaged.
3.
Gas regulator is defective.
1.
Not enough air.
2.
Gas regulator is defective.
3.
Inlet gas pressure is too low.
1.
Residues from manufacturing
processes.
1.
Turning control knob to HI position
when burner is cold.
2.
Air in gas line.
3.
Air passageways on heater are
blocked.
4.
Dirty or partially clogged burner
orifice.
1.
Metal is expanding while
heating or contracting while
cooling.
1. When heated, the vapors from
furniture polish, wax, carpet cleaners,
etc., turn into white powder residue.
1.
Clean burner orifice (see Care and
Maintenance, page 19) or replace
burner orifice.
2.
Replace burner orifice.
3.
Contact local gas supplier.
1.
Contact local gas supplier.
2.
Clean burner (see Care and
Maintenance, page 19) or replace
burner orifice.
1.
Clean burner orifice (see Care and
Maintenance, page 19) or replace.
2.
Contact customer service.
3.
Replace gas regulator.
1. Check burner for dirt and debris. If
found, clean burner (see Care and
Maintenance, page 19).
2.
Replace gas regulator.
3.
Contact local gas supplier.
1.
Problem will stop after a few hours of
operation.
1. Turn control knob to LO position and let
warm up for a minute.
2. Operate burner until air is removed
from line. Have gas line checked by
local gas supplier.
3.
Observe minimum installation
clearances (Figure 3, page 9).
4.
Clean burner (see Care and
Maintenance, page 19) or replace
burner orifice.
1.
This is common with most heaters. if
noise is excessive, contact qualified
service technician.
1.
Turn heater off when using furniture
polish, wax, carpet cleaner, or similar
products.
POSSIBLE CAUSE
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