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102653
TECHNICAL
SERVICE
You may have further questions about installation, operation, or troubleshooting.
If so, contact DESA International’s Technical Service Department at
1-800-DESA LOG (1-800-337-2564).
18" Thermostat- 24" Thermostat- 30" Thermostat-
Controlled
Controlled
Controlled
Btu (Variable)
16,000/26,000
20,000/33,000
21,500/36,000
Type Gas
Propane Only
Propane Only
Propane Only
Ignition
Piezo
Piezo
Piezo
Pressure Manifold
7.9" W.C.
7.9" W.C.
7.9" W.C.
Inlet Gas
Pressure (in. of water)
Maximum
14"
14"
14"
Minimum*
11"
11"
11"
* For purpose of input adjustment
Shipping Weight
36 lbs.
38 lbs.
40 lbs.
SPECIFICATIONS
18" Variable
24" Variable
30" Variable
Manually-
Manually-
Manually-
Controlled
Controlled
Controlled
Btu (Variable)
16,000/26,000
20,000/33,000
21,500/36,000
Type Gas
Propane Only
Propane Only
Propane Only
Ignition
Piezo
Piezo
Piezo
Pressure Manifold
7.9" W.C.
7.9" W.C.
7.9" W.C.
Inlet Gas
Pressure (in. of water)
Maximum
14"
14"
14"
Minimum*
11"
11"
11"
* For purpose of input adjustment
Shipping Weight
29 lbs.
31 lbs.
39 lbs.
SERVICE
HINTS
When gas pressure is too low
• pilot will not stay lit
• burners will have delayed ignition
• heater will not produce specified heat
When gas quality is bad
• pilot will not stay lit
• burners 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 natural gas supplier.