Desa EFS33NR Indoor Fireplace User Manual


 
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For more information, visit www.desatech.com
For more information, visit www.desatech.com
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Thermopile
WIRING DIAGRAM
Note
: For proper operation of optional accessories, the wires from
the switch to the control must be connected exactly as shown.
SPECIFICATIONS
MODELS EFS33NR & VSGF33NR
Btu (Variable) 20,000/33,000
Type Gas Natural Gas Only
Ignition Piezo
Pressure Manifold 3.5" W.C.
Inlet Gas Pressure (in. of water)
Maximum 10.5"
Minimum* 5"
Shipping Weight 122 lbs.
* For input adjustment
MODELS EFS33PR & VSGF33PR
Btu (Variable) 20,000/33,000
Type Gas Propane/LP Only
Ignition Piezo
Pressure Manifold 7.9" W.C.
Inlet Gas Pressure (in. of water)
Maximum 13"
Minimum* 11"
Shipping Weight 122 lbs.
* For input adjustment
TECHNICAL SERVICE
You may have further questions about installation, operation, or
troubleshooting.
If so, contact DESA International’s Technical Service Department
at 1-866-672-6040.
You can also visit DESA International’s technical services web site
at www.desatech.com.
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. When calling DESA Inter-
national, have ready
your name and 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
SERVICE HINTS
When Gas Pressure Is Too Low
pilot will not stay lit
burners will have delayed ignition
heater will not produce specified heat
propane/LP gas supply may be low for propane/LP unit
You may feel your gas pressure is too low. If so, contact your local
gas supplier.
WIRING DIAGRAM
SPECIFICATIONS
REPLACEMENT PARTS
SERVICE HINTS
TECHNICAL SERVICE