18
105569
BLUE FLAME PROPANE/LP GAS HEATER
TECHNICAL
SERVICE
You may have further questions about in-
stallation, operation, or troubleshooting. If
so, contact DESA International’s Technical
Service Department at 1-800-323-5190.
You can also visit DESA International’s
Technical Service web site at
www.desatech.com.
SPECIFICATIONS
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 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 gas supplier.
FB-20BB FBS-20BB FB-30BB FBS-30BB FGH-30LPB
Btu (Variable) 20,000/10,500 20,000/9,000 30,000/15,000 30,000/14,000 30,000/15,000
Type Gas Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP
Only
Ignition Piezo Piezo Piezo Piezo Piezo
Pressure Regulator Setting 8" W.C. 8" W.C. 8" W.C. 8" W.C. 8" W.C.
Inlet Gas Pressure (in. of water)
Maximum 14" 14" 14" 14" 14"
Minimum 11" 11" 11" 11" 11"
Dimensions, Inches (H x W x D)
Heater (Includes knobs & grill) 23 x 18.7 x 7 23 x 18.7 x 7 23 x 26 x 7 23 x 26 x 7 23 x 26 x 7
Carton 26 x 21 x 9 26 x 21 x 9 26 x 28.5 x 9 26 x 28.5 x 9 26 x 28.5 x 9
Weight (pounds)
Heater 21 21.5 27.7 28.1 25
Shipping 24.5 25 33.7 34.1 31
SERVICE
PUBLICATIONS
You can purchase service manual from the
address listed on the back page of this
manual. Send a check for $5.00 payable to
DESA International.
REPLACEMENT
PARTS
Note:
Use only original replacement parts.
This will protect your warranty coverage for
parts replaced under warranty.
PARTS UNDER WARRANTY
Contact authorized dealers of this product.
If they can’t supply original replacement
part(s), call DESA International’s Techni-
cal Service Department at 1-800-323-5190.
When calling DESA International, have
ready
• your name
• your address
• model and serial numbers of your heater
• how heater was malfunctioning
• type of gas used (propane/LP or natural
gas)
• purchase date
Usually, we will ask you to return the defec-
tive part to the factory.
PARTS NOT UNDER
WARRANTY
Contact authorized dealers of this product.
If they can’t supply original replacement
part(s), call DESA International’s Parts
Department at 1-800-972-7879 for referral
information.
When calling DESA International, have
ready
• model number of your heater
• the replacement part number
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