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TECHNICAL
SERVICE
SPECIFICATIONS
SERVICE
HINTS
100354
You may have further questions about installation, operation, or troubleshooting.
If so, contact DESA International's Technical Service Department at 1-800-323-
5190.
BTU
Type Gas
Ignition
Pressure Regulator Setting
Inlet Gas Pressure
Maximum
Minimum
Dimensions, Inches
Heater (H x W x D)
Shipping Weight (pounds)
Flue Vent Size
Orifice Size
Note:
These heaters are certified for elevations of 0-4500 feet above sea level. For
elevations above 2000 feet, de-rate heater 4% for each 1000 feet above sea level.
When gas pressure is too low
• pilot will not stay lit
• burner will have delayed ignition
• heater will not produce specified heat
• propane gas supply may be low
When gas quality is bad
• pilot will not stay lit
• burner will produce yellow 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 gas supplier.
35,000 BTU/Hr
Model
35,000
Propane Only
Piezo
10.5" W.C.
14" W.C.
11" W.C.
1
25 x 27
/
x 16
4
78
4" dia.
52 drill, ø .0635
50,000 BTU/Hr
Model
50,000
Propane Only
Piezo
10.5" W.C.
14" W.C.
11" W.C.
1
28 x 32
/
x 16
2
98
4" dia.
46 drill, ø .081
33
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