20
107341
BLUE FLAME PROPANE/LP GAS HEATER
FAN KITS - UH1000FB AND
UHS1000FB
For all models. Provides better heat distri-
bution. Makes heater more efficient. Com-
plete installation and operating instructions
included.
Manually-controlled - UH1000FB. Includes
ON/OFF switch.
Thermostatically-controlled - UHS1000FB.
Includes three settings: ON/OFF/AUTO.
ACCESSORIES
Purchase these heater accessories from your
local dealer. If they can not supply these
accessories, either contact your nearest Parts
Central or call DESA International’s Parts
Department at 1-800-972-7879 for referral
information. You can also write to the ad-
dress listed on the back page of this manual.
EQUIPMENT SHUTOFF
VALVE - GA5010
For all models. Equipment shutoff valve with
1/8" NPT tap.
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
.
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.
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