Instructions / Assembly

www.usaprocom.com
200230-01G26
Problem Possible Cause Corrective Action
Burner(s) does not light
after ODS/pilot is lit
1. Burner orice is clogged.
2. Inlet gas pressure is too low.
1. Clean burner orifice (see
Care and Maintenance,
page 22).
2. Contact local gas supplier.
Delayed ignition of
burner(s).
1. Manifold pressure is too low.
2. Burner orice is clogged.
1. Contact local gas supplier.
2. Clean burner (see Care and
Maintenance, page 22).
Burner backring during
combustion
1. Burner orice is clogged or
damaged.
2. Burner is damaged.
3. Gas regulator is damaged.
1. Clean burner orifice (see
Care and Maintenance,
page 22).
2. Contact dealer or customer
service.
3. Replace gas train.
High yellow ame during
burner combustion
1. Not enough air.
2. Inlet gas pressure is too low.
3. Gas regulator is damaged.
1. Check burner for dirt and
debris. If found, clean burner
(see Care and Maintenance,
page 22).
2. Contact local gas supplier.
3. Replace gas train.
Slight smoke or odor dur-
ing initial operation
1. Residues from manufactur-
ing process.
1. Problem will stop after a few
hours of operation.
Gas odor during com-
bustion.
1. Foreign matter between
control valve and burner.
2. Gas leak. (See Warning
Statement at top of page 24).
1. Take apart gas tubing and
remove foreign matter.
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 16).
Heater produces un-
wanted odors.
1. Heater is burning vapors from
paint, hair spray, glues, etc.
See IMPORTANT statement,
page 24.
2. Gas leak. See Warning State-
ment at the top of page 24.
3 Low fuel supply.
1. Ventilate room. Stop using
odor causing products while
heater is running.
2. Locate and correct all leaks
(see Checking Gas Connec-
tions, page 16).
3. Rell supply tank (Propane
models).
Heater produces a whis-
tling noise when burner
is lit.
1. Turning control knob to high
(5) position when burner is
cold.
2. Air in gas line.
3. Air passageways on heater
are blocked.
4. Dirty or partially clogged
burner orice.
1. Turn control knob to low (1)
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 installa-
tion clearances (Figure 4,
page 9)
4 Clean burner (see Care and
Maintenance, page 22).
TROUBLESHOOTING