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102986
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).
SPECIFICATIONS
18" Model 24" Model 30" Model
Btu (Variable) 16,000/30,000 20,000/39,000 20,000/39,0000
Type Gas Natural Gas Only Natural Gas Only Natural Gas Only
Ignition Piezo Piezo Piezo
Manifold Pressure 3.5" W.C. 3.5" W.C. 3.5" W.C.
Inlet Gas
Pressure (in. of water)
Maximum 10.5" 10.5" 10.5"
Minimum* 5"
Shipping Weight 28 lbs. 30 lbs. 32 lbs.
* For the purpose of input adjustment
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.
SERVICE
HINTS