WIRING DIAGRAM SPECIFICATIONS REPLACEMENT PARTS SERVICE HINTS TECHNICAL SERVICE
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WIRING DIAGRAM
Note: For proper operation of optional accessories, the wires from the switch to the control must be connected exactly as shown.
A |
|
UT | |
O | |
OF | |
ON | F |
| |
Thermopile
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 |
|
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
•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
•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.
TECHNICAL SERVICE
You may have further questions about installation, operation, or troubleshooting. If so, contact DESA International’s Technical Service Department at
You can also visit DESA International’s technical services web site at www.desatech.com.
For more
visit www.
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