Pilot orifice conversion, Installation precautions, Conversion procedure – Vermont Casting DV580 User Manual

Page 44: Burner orifice conversion dv360

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44

DV360/580 Series Direct Vent Gas Fireplace

20010667

CO103

Gas Conversion

Air shutter

2/15/99 djt

Burner Pan

Shutter

Retaining

Screw

Air

Shutter

CO103

Front View

Fig. 71 Remove air shutter from burner pan.

CO105a

DV360/580

Gas Conversion

Pilot

1/28/00 djt

Pilot Hood

Pilot

Bracket

CO105a

Fig. 72 Remove pilot hood.

6. Re-install manifold to burner pan.

Pilot Orifice Conversion

NOTE: It is not necessary to remove the pilot tube for
conversion.
1. Remove pilot hood by lifting up. (Fig. 72)
2. Remove pilot orifice with Allen wrench. (Fig. 73)
3. Install conversion pilot orifice.
4. Re-install pilot hood and be sure to align with index

tab. Installation is complete.

CO106a

DV360/580

Gas Conversion

Pilot2

1/28/00 djt

Index Tab

Snap Ring

Allen Wrench

CO106a

Fig. 73 Remove pilot orifice.

Fuel Conversion Instructions

Honeywell Comfort Control Valve ONLY

WARNING: The conversion must only be
undertaken by a qualified, certified gas ap-
pliance installer.

Installation Precautions

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!

Conversion Procedure

1. Open bottom grille to gain access to valve. Remove

glass door. (Refer to “Window Frame Assembly Re-

moval Section” Page 24, Fig. 47)

2. Remove logs if previously installed. CAUTION: Logs

may be hot!

3. Remove and replace plug on lower right hand side of

the valve; Red for LP and blue for NG. (Fig. 74)

4. Remove motor top cap. Depress and turn center

plunger until arrow points to correct screw. Red for
LP and Blue for NG. NOTE: Plunger will “snap” into
NG position when arrow is close to blue screw. It will
not “snap” at LP (Red) position. (Fig. 75)

FP1037

Honeywell

comfort valve

3/22/00 djt

LOCAL

REMOTE

O

N

PILO

T

OFF

LED

Motor Top Cap

Piezo Ignitor

LED

Local/

Remote Switch

Pilotstat

Knob

Plug

Antenna

FP1037

Fig. 74 Comfort control valve.

FP1037b

comfort valve

convert

3/6/01 djt

LOCAL

REMOTE

O

N

PILO

T

OFF

LED

Motor Top Cap

Center

Plunger

Blue - NG

Red - LP

FP1037b

Fig. 75 Depress and turn center plunger.

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 two (2) screws that
secure the burner housing assembly to the base pan
at the right end of the burner housing assembly. (Fig.
66)

2. Remove the fettle and the burner tube assembly.

Slide the burner housing assembly to the right and
up to free the orifice.

3. Using a 1/2” open end wrench remove the orifices.

(Fig. 67)

4. Converting LP to NG, remove bracket/gasket as-

sembly by unfastening the screw which secures the
bracket to the burner tray base. Discard bracket and
refasten the screw into the hole. (Fig. 67a)

Converting NG to LP, assemble the bracket/gas-

ket assembly to the burner tray assembly base by

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