DESA INTERNATIONAL
UNVENTED NATURAL GAS FIREPLACE INSERT
WIRING DIAGRAMS
Note: For proper operation of optional ac- cessories, the wires from the switch to the control must be connected exactly as shown in Figure 39.
REPLACEMENT PARTS
Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.
OFF
ON
Thermopile
Figure 39 - Switch Wiring Diagram
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
• your name and address | |
• model and serial numbers of your heater | |
• | how heater was malfunctioning |
• | type of gas used (propane/LP or natural |
CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous opera- tion. Verify proper operation af- ter servicing.
Variable
Fan SwitchFan Switch
(N.O.)
Off 1 | 2 Black |
On Blue
Red
110/115
V.A.C.
Black
Green | Blower |
White | Motor |
Figure 40 - Blower Wiring Diagram
SPECIFICATIONS
VI33NR Remote Ready Insert
Btu (Variable) | 20,000/30,000 |
Type Gas | Natural Gas Only |
Ignition | Piezo |
Pressure Manifold | 3.5" W.C. |
Inlet Gas Pressure (in. of water) | |
Maximum | 10.5" |
Minimum* | 5" |
* For input adjustment |
|
SERVICE HINTS
When Gas Pressure Is Too Low
•pilot will not stay lit
•burners will have delayed ignition
•heater will not produce specified heat
You may feel your gas pressure is low. If so, contact your local natural gas supplier.
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 heater
•the replacement part number
TECHNICAL
SERVICE
You may have further questions about in- stallation, operation, or troubleshooting.
If so, contact DESA International’s Techni- cal Service Department at
You can also visit DESA International’s technical services web site at www.desatech.com.
For more information, visit www.desatech.com | 20 | 105647 |
