Desa H - Manual (Page 20)

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For more information, visit www.desatech.com For more information, visit www.desatech.com
TECHNICAL SERVICE
You may have further questions about installation, operation, or
troubleshooting. If so, contact DESA International’s Technical Ser-
vice Department at 1-866-672-6040. When calling please have your
model and serial numbers of your heater ready.
You can also visit DESA International’s Technical Services web
site at
www.desatech.com.
SERVICE HINTS
When Gas Pressure Is Too Low
• pilot will not stay lit
• burner will have delayed ignition
• fireplace will not produce specified heat
• propane/LP gas supply may be low if using propane/LP gas
If using propane/LP gas, you may feel your gas pressure is too low.
If so, contact your local propane/LP gas supplier.
WIRING DIAGRAM
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 Technical
Service Department at 1-866-672-6040 for referral information.
When calling DESA International, have ready
• your name
• your address
• model and serial numbers of your fireplace
• how fireplace was malfunctioning
• type of gas used (propane/LP or natural gas)
• purchase date
Usually, we will ask you to return the 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 at 1-866-672-6040 for
referral information.
When calling DESA International, have ready
• model number of your fireplace
• the replacement part number
CLEANING AND
MAINTENANCE
WARNING: The logs can be hot. Handle only
when cool.
WARNING: Turn off gas and electrical power
before servicing appliance.
WARNING: Installation and repair should be done
by a qualified service person. The appliance should be
inspected before each use and at least annually by a
qualified service person. More frequent cleaning may
be required due to excessive lint from carpeting, bed-
ding material, pet hair, etc. It is imperative that the
control compartments, burners, and circulating air sys-
tem be kept clean.
PILOT AND BURNER
• Remove logs and ember material before cleaning burner and
replace when cleaning is complete.
• Burner and controls should be cleaned with compressed air to
remove dust, dirt, or lint.
• Use a vacuum cleaner or small, soft bristled brush to remove
excess dust, dirt, or lint.
LOGS
• If you remove logs for cleaning, refer to log placement informa-
tion on pages 14 and 15 to properly replace logs.
• Use a vacuum cleaner to remove any carbon buildup on logs.
• Replace log(s) if broken. See Replacement Parts.
• Replace ember material periodically as needed. See Replace-
ment Parts.
CLEANING AND MAINTENANCE
SERVICE HINTS
TECHNICAL SERVICE
WIRING DIAGRAM
REPLACEMENT PARTS
DO NOT
CONNECT
RED
REPLACE FACTORY WIRING WITH 105¡C
EQUIVALENT OR HIGHER RATING
THERMOSTAT WIRE 18 GA. RED/WHITE
EXTERNAL WIRING USE ONLY CLASS 2
N.C.SW
(VENT SAFETY
SHUTOFF SWITCH)
WHITE
TH/TP
TP
TH
WALL SWITCH
(SUPPLIED)
MANUAL
DAMPER
SWITCH
N.O. SW
TO 120V
THERMOPILE
PILOT
BURNER
IGNITOR
LINE
PILOT GAS
O F F
P I L O T ON
PILOT SAFETY WIRE
MAIN GAS
INCOMING
SUPPLY