Vermont Casting DV580 - Manual (Page 40)

40
DV360/580 Series Direct Vent Gas Fireplace
20010667
Conversions must be completed by qualified personnel
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.
1. Open louvre assembly bottom to gain access to
valve. Remove window frame assembly. (See “Win-
dow Frame Assembly Removal”, Page 24, Fig. 47)
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.
63)
2. Remove the screw from center of HI/LO knob with
small screwdriver turning counterclockwise. (Fig. 63)
3. Insert conversion screw supplied in conversion kit.
Blue for natural gas, red for LP.
4. Tighten screw, replace cap.
CO100
Gas conversion
HI-LO knob
3/15/99 djt
LO
HI
LO
HI
Cap
Lift Open
Hi/Lo
Knob Remove Center Screw
CO100
Fig. 63 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. 64)
FC107
SIT820
valve conversion
10/03
A
B
C
OFF PILO T ON
FC107
Fig. 64 Remove mounting screws, pressure regulator tower
and spring and diaphragm assembly.
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. 65)
3. Install the enclosed conversion label (F) to the valve
body where it can easily be seen. (Fig. 65)
Valve conversion is complete.
D
E
F
FC108
SIT
regulator
conversion
10/03
OFF PILOT
ON
FC108
Fig. 65 Replace regulator.
Burner Orifice Conversion
DV360
1. Remove the screws that secure the fettle and the
burner tube assembly, located behind the burner
tube assembly. Remove the four (4) screws that se-
cure the burner housing assembly to the base pan at
the right and left end of the burner housing assem-
bly. (Fig. 66)
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Burner Housing
Assembly
Pilot Location
Remove
Screws
Burner Tube
Assembly
Remove Screws CO129
Fig. 66 Remove screws holding burner housing assembly
and burner tube assembly.
2. Remove the fettle and the burner tube assembly.
Slide the burner housing assembly to the right and
up to free the orifice.