NV360/580 Series

Fuel Conversion Instructions

To convert the DV360/580 units for use with a different gas follow these instructions. Before proceeding, turn control knob on valve to “OFF” and turn gas supply OFF. Turn OFF any electricity that may be going to the appliance.

CAUTION: Logs may be HOT! Allow to cool before proceeding.

2.Insure the rubber gasket (D) is properly positioned and install the new HI/LO pressure regulator assem- bly to the valve using the new screws (E) supplied with the kit. Tighten the screws securely. (Ref. torque = 25 in/lb) (Fig. 23)

3.Install the enclosed conversion label (F) to the valve body where it can easily be seen. (Fig. 23)

Valve conversion is complete.

1.Open louvre assembly bottom to gain access to valve. Remove window frame assembly. (See “Win- dow Frame Assembly Removal”, Page 10, Fig. 10)

2.Remove logs if previously installed.

Honeywell Valve

1.Remove cap from HI/LO knob. This can be accom- plished by lifting the plastic cap off the screw. (Fig. 21)

2.Remove the screw from center of HI/LO knob with small screwdriver turning counterclockwise. (Fig. 21)

3.Insert conversion screw supplied in conversion kit. Blue for natural gas, red for LP.

4.Tighten screw, replace cap.

Cap

HI

Lift Open

HI

E

 

OFF

 

P

 

I

N

L

O

TO

F

Fig. 23 Replace regulator.

D

FC108

LO

LO

Hi/Lo

Remove

Knob

Center Screw

CO100

Fig. 21 Remove center screw from Hi/Lo knob.

NOVA SIT820 Valve

1.Using the TORX T20 bit, remove and discard the three (3) pressure regulator mounting screws (A), pressure regulator tower (B) and the spring and diaphragm assembly (C). (Fig. 22)

A

B

C

 

OFF

N

P

L

 

I

O

T O

FC107

Fig. 22 Remove mounting screws, pressure regulator tower and spring and diaphragm assembly.

Burner and Pilot Orifice Conversion

1.Remove manifold mounting screw from burner. (Fig. 24)

2.Remove burner orifice from manifold assembly using 3/8” wrench. (Fig. 25)

3.Install conversion orifices in place of orifices just removed.

 

Manifold Assembly

 

NV360 Pilot

 

 

Location

 

Burner Pan

 

 

 

NV580 Pilot

 

 

Manifold

Location

 

 

Mounting

 

 

 

Screw

 

 

Orifice

Log Support

CO101a

Fig. 24

Remove manifold assembly.

 

 

Rear Burner Orifice

 

 

#53 (NV360)

 

 

 

#51 (NV580)

 

 

 

Front Burner Orifice:

 

#74 (NV360)

CO102a

#65 (NV580)

 

Fig. 25 Remove burner orifice, replace with new orifice.

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Vermont Casting NV360 Fuel Conversion Instructions, Honeywell Valve, Nova SIT820 Valve, Burner and Pilot Orifice Conversion