Fuel Conversion Instructions

The conversion of this appliance from one gas to another must be carried out by an authorized service provider.

The procedure for converting from one gas to another is the same regardless of the initial gas used. The only variation is in the orifice sizes and component part numbers. Your authorized service provider will ensure the correct parts are used.

1.

Disconnect power to the unit and shut off the gas sup-

 

ply.

2.

Remove window frame assembly.

3.

Carefully remove the logs & lava rock material.

LDVR Series Direct Vent Gas Fireplace

9.PSE Pilot

Using a suitable wrench on the hexagonal body un- screw the pilot hood assembly from the pilot, do not twist the hood itself. Remove the orifice and replace it with the new orifice supplied in the kit. Refit the pilot hood assembly. Do not over-tighten the pilot hood. The hood must return to its original alignment. Take care not to damage the thermocouple, thermo- pile or igniter.

10.SIT 820 NOVA Gas Control Valve (Fig. 50)

a.Using a Torx T20 or slotted screwdriver, remove and save the three pressure regulator mounting screws (A), pressure regulator tower (B) and diaphram (C).

4.

Remove the screws that are holding the burner hous-

 

ing in place.

5.

Remove the burner housing assembly. Depending on

 

the model of the appliance you may have to loosen

 

the pilot bracket retaining screw/nut to allow the pilot

 

and bracket assembly to tilt and give enough clear-

 

ance to remove the burner housing assembly.

6.

For Model 36LDVR ONLY: Remove the rear log sup-

 

port and relocate the two (2) screws that locate the

 

rear log as shown in Figure 49.

Natural Gas

A

B

C

 

OFF

 

P

 

I

O

TO

E

 

OFF

 

P

 

I

O

TO

F

D

FC107/108

Log Locator

Pin

Propane Gas

Log Locator

Pin

KT615

Fig. 49 Move log locator pins to new locations on rear log sup- port.

7.Remove the main burner orifice and replace it with the orifice supplied in the conversion kit.

8.SIT top Convertible Pilot

Gently lift off the pilot hood from the pilot. (Do not re- move the spring clip holding the hood in place). Using a 5/32” Allen key, unscrew the exposed orifice. Insert the new orifice supplied in the kit, do not over tighten the orifice. Replace the pilot hood ensuring the index tab aligns with the notch on the hood.

Fig. 50 Nova SIT820 Gas Valve.

b.Ensure the rubber gasket (D) is properly positioned and install the new HI/LO pressure regulator to the valve using the new screws (E) supplied with the kit. Tighten screws securely. (Reference torque - 25 in.LB)

c.Install the enclosed identification label (F) to the valve body where it can be easily seen.

Honeywell Gas Control Valve (Fig. 51)

The Honeywell valve fitted to this unit is suitable for use with LP or Natural Gas. It is converted to the required gas application by the installation of a color coded “conversion screw”.

a.Using a suitable small screwdriver lift out the central regulator cap from the “HI/LO” knob on the valve.

b.Unscrew the exposed conversion screw.

c.Insert the new color coded conversion screw. Do not over-tighten the screw, it must be finger tight.

d.Refit the regulator cap.

e.Mount conversion label supplied with conversion screw to valve in a visible position.

11.Reassemble the fireplace in the reverse order, except for the window frame assembly. Leave this off until after the unit has been checked for leaks and the gas supply has been bled.

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Vermont Casting 36LDVR, 43LDVR, 39LDVR, 33LDVR Fuel Conversion Instructions, PSE Pilot, SIT 820 Nova Gas Control Valve Fig

36LDVR, 33LDVR, 39LDVR, 43LDVR specifications

Vermont Castings has long been synonymous with quality craftsmanship and innovation in the field of heating appliances, particularly in the category of wood and gas stoves. Among their remarkable offerings, the 33LDVR, 39LDVR, 43LDVR, and 36LDVR models stand out, each with unique features that cater to a variety of user needs.

The 33LDVR model features a classic design that complements any space while providing efficient heating. With a maximum output of 15,000 BTUs, it is perfect for smaller rooms. One of its main characteristics is the built-in catalytic combustor, which enhances fuel efficiency and reduces emissions. This model also includes a convenient glass door that allows for a beautiful view of the flames, creating a warm ambiance.

Moving up in size, the 36LDVR offers an increased heating capability of up to 25,000 BTUs. This model retains the same elegance and durability as the 33LDVR, constructed from high-quality cast iron. The 36LDVR is equipped with Vermont Castings’ signature dual combustion system, which maximizes fuel efficiency and minimizes smoke. Additionally, the oversized door enhances visibility while maintaining a robust heat output.

The 39LDVR boasts a larger firebox, providing increased heat capacity and longer burn times. It can accommodate logs up to 18 inches long, making it ideal for those who appreciate long-lasting fires. This model also features a patented top-loading capability, which simplifies the refueling process without interrupting heat output. The advanced air control system allows users to fine-tune the burn rate, enhancing efficiency and managing heat distribution effectively.

Finally, the 43LDVR is the powerhouse of the lineup, with an impressive heating capacity of up to 40,000 BTUs. This model is designed for larger spaces, providing superior heat retention and distribution. It features Vermont Castings' innovative refractory lining, which improves heat retention and provides a longer-burning effect. The 43LDVR also includes a state-of-the-art fan system that promotes consistent warmth throughout the room, ensuring comfort even in the coldest weather conditions.

All four models incorporate Vermont Castings' commitment to environmentally responsible heating, with advanced technology that reduces emissions while maximizing efficiency. The aesthetic design, combined with practical features, makes these units a popular choice for homeowners looking to enhance their living spaces with reliable heating solutions. Whether for ambiance or effective heating, the 33LDVR, 36LDVR, 39LDVR, and 43LDVR models truly exemplify the quality and craftsmanship that Vermont Castings is known for.