Vermont Casting DVRTSB manual Fuel Conversion Instructions, SIT top Convertible Pilot, PSE Pilot

Fuel Conversion Instructions

The conversion of this appliance from one gas to another must be carried out by a qualified service technician.

1.	Disconnect power to unit and shut off the gas supply.
2.	Remove the glass (Refer to “Glass Removal” Sec-

DVRTSB Bay Window Fireplace

b. Unscrew the exposed conversion screw.

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

d. Refit the regulator cap.

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

	tion.)
3.	Carefully remove the logs & lava rock material.
4.	Remove the screws that are holding the burner
	housing in place.
5.	Remove the burner housing. On this model you may
	need to loosen the pilot bracket retaining screw/nut
	and tilt pilot and bracket assembly to gain sufficient
	clearance to remove the burner housing.
6.	Remove front and rear orifice and replace with ori-
	fice supplied in the conversion kit.
7.	SIT top Convertible Pilot
	Gently lift off pilot hood from the pilot. (Do not
	remove the spring clip holding the hood in place).
	Using a size 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

A

B

C

	OFF
	P
	I
O	TOL

FC107

E

	OFF
	P
		I
O	TO	L

F

D

FC108

hood.

PSE Pilot

Using a suitable wrench on hexagonal body unscrew

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, thermopile or

igniter.

8. SIT 820 NOVA Gas Control Valve (Fig. 11)

a) Using a Torx T20 or slotted screwdriver, remove

and save three pressure regulator mounting screws

(A), pressure regulator tower (B) and diaphram (C).

b) Ensure the rubber gasket (D) is properly posi-

tioned and install the new HI/LO pressure regulator

to 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. 12)

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

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

Fig. 45 NOVA SIT820 gas valve.

9. Reassemble
fireplace in	Regulator Cap	Conversion
the reverse
		Screw
order, except
for front		L
glass. Leave	I
	HO
this off until		Pressure
		Regulator
after unit		Housing
has been
checked for
leaks and
the gas sup-
ply has been
bled.
10. After bleed-		HV102
ing gas line	Fig. 46 Honeywell gas valve.
and check-

ing for leaks with a soap solution, replace the front glass. Fire up the unit, check for flame impingment on logs, adjusting them if necessary. Check manifold and supply pressures. Make sure screws are tight- ened after checking pressure.

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 en- sure correct parts are used.

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