WIRING DIAGRAM

Note: For proper operation of optional accessories, the wires from the switch to the control must be connected exactly as shown.

AUTO

OFF

ON

Thermopile

SPECIFICATIONS

 

VYGF33NRC

 

FPVF33NRA

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"

Shipping Weight

122 lbs.

* For input adjustment

 

 

VYGF33PRC

 

FPVF33PRA

Btu (Variable)

20,000/33,000

Type Gas

Propane/LP Only

Ignition

Piezo

Pressure Manifold

8.0" W.C.

Inlet Gas Pressure (in. of water)

Maximum

14"

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 canʼt supply original replacement part(s), call DESA Heating Productsʼ Technical Service Department at 1-866-672-6040. When calling DESA Heating Products, 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 canʼt supply original replacement part(s), call DESA Heating Products at 1-866-672-6040 for referral information. When calling DESA Heating Products, have ready

model number of your fireplace

the replacement part number

TECHNICAL SERVICE

You may have further questions about installation, operation or troubleshooting. If so, contact DESA Heating ProductsʼTechnical Service Department at 1-866-672-6040. When calling, please have your model and serial numbers of your heater ready.

You can also visit DESA Heating Productsʼtechni- cal 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

for propane/LP unit, propane/LP gas supply may be low

You may feel your gas pressure is too low. If so, contact your local gas supplier.

113109-01B

www.desatech.com

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Desa VYGF33PRC installation manual Wiring Diagram, Specifications, Replacement Parts, Technical Service, Service Hints