20
103509
VENT-FREE RADIANT FLAME
®
HEATER
SPECIFICATIONS
BTU (Variable)
14,000/28,000
Type Gas
Propane/LP Only
Ignition
Piezo
Pressure Regulator Setting
8" W.C.
Inlet Gas Pressure (in. of water) *
Maximum
14"
Minimum
11"
Dimensions, Inches (H x W x D)**
Heater
23.75 x 25.9 x 8.5
Carton
26 x 27.75 x 10.25
Weight (pounds)
Heater
29
Shipping
35
*For purposes of input adjustment
**Measurement includes knobs and hood
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
• propane/LP gas supply may be low
When Gas Quality Is Bad
• pilot will not stay lit
• burner will produce flames and soot
• heater will backfire when lit
You may feel your gas pressure is too low or
gas quality is bad. If so, contact your local
propane/LP gas supplier.
CLEANING AND
MAINTENANCE
ODS/PILOT AND BURNER
• Use a vacuum cleaner, pressurized air,
or small, soft bristled brush to clean.
CABINET
Air Passageways
• Use a vacuum cleaner or pressurized air
to clean.
Exterior
• Use a soft cloth dampened with a mild
soap and water mixture. Wipe the cabi-
net to remove dust.
WARNING: Turn off heater
and let cool before cleaning.
CAUTION: You must keep
control areas, burner, and circu-
lating air passageways of heater
clean. Inspect these areas of
heater before each use. Have
heater inspected yearly by a quali-
fied service person. Heater may
need more frequent cleaning due
to excessive lint from carpeting,
pet hair, etc.
TECHNICAL
SERVICE
You may have further questions about in-
stallation, operation, or troubleshooting.
If so, contact DESA International’s Techni-
cal Service Department at 1-800-323-5190.