If the information in this Manual is not followed exactly, a fire or explosion may result
causing property damage, personal injury or
loss of life.
-Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
-WHAT TO DO IF YOU SMELL GAS
• Do not try to light any appliance.
• Do not touch any electrical switch; do not use any
phone in your building.
• Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.
• If you cannot reach your gas supplier, call the fire
department.
-Installation and service must be performed by a qual-
ified installer, service agency or the gas supplier.
Solitaire Front
WARNING!
Improper installation, adjustment, alteration,
service or maintenance can cause injury or
property damage. Refer to this Manual. For
assistance or additional information, consult
a qualified installer, service agency or the
gas supplier.
This Heater may be installed with a Vertical
or Horizontal Direct Vent Termination System.
This Manual must be used for installation of the
DV425TR Gas-Fired Room Heater and retained by the
homeowner for operating and maintenance instructions.
This appliance may be installed in an aftermarket,
permanently located, Manufactured (Mobile) Home,
where not prohibited by Local Codes.
FOR YOUR SAFETY
The appliance area must be kept clear and free
from combustible materials, gasoline and other
flammable vapors and liquids.
1445 North HIghway
Colville, WA 99114
This appliance is only for use with the type of fuel
indicated on the Rating Plate. This appliance is not
convertible for use with other gases, unless a certified Conversion Kit is used.
#250-5533 02/2001
addinhearth.com
ahpfireup.com
DV425TR DIRECT VENT ROOM HEATER
DV425TR SERIES ROOM HEATER
PLEASE RETAIN THIS MANUAL FOR FUTURE REFERENCE.
TABLE OF CONTENTS
Listings and Code Approvals........................................................................................................................ 3
Serial Label ..................................................................................................................................................4
Overview of Installation ................................................................................................................................ 6
Clearances to Combustibles.........................................................................................................................8
Front Options................................................................................................................................................ 9
Gas Line Requirements.............................................................................................................................. 44
Checking Gas Inlet Pressure...................................................................................................................... 45
Leak Test .................................................................................................................................................... 46
DOVRE® is a registered trademark of Aladdin Hearth Products, a Division of Hearth Technologies Inc.
02/01 Page 2 250-5533
DV425TR DIRECT VENT ROOM HEATER
LISTINGS AND CODE APPROVALS
The Dovre DV425TR Direct Vent Gas Appliance is listed to ANSI standard Z21.88(b)-1999/CSA 2.33b-M99 Vented Gas Fireplace
Heaters and applicable sections of UL307b Gas Burning Heating Appliances for Manufactured Homes and Recreational Vehicles,
CAN/CGA 2.17-M91 "Gas Fired Appliances for use at High Altitudes," by OMNI-Test Labs, Inc., Beaverton, OR.
Natural Gas Propane
†0-2000' †0-2000'
Top Vent:
Input Rate on "HI" (BTU/Hr) 30,000 30,000
Input Rate on "LO (Btu/Hr) 21,000 24,500
Max. Output (BTU/Hr)** 25,000 24,600
Main Burner Orifice .1065 (36 DMS) .0635 (52 DMS)
Rear Vent:
Input Rate on "HI" (BTU/Hr) 26,000 26,000
Input Rate on "LO" (BTU/Hr) 18,000 20,000
Main Burner Orifice .0960 (41 DMS) .0595 (53 DMS)
Min. Inlet Pressure (Inches W.C.) 4.5" 11"
Max. Inlet Pressure (Inches W.C.) 7.0" 14"
Manifold Pressure on "HI" (Inches W.C.) 3.5" 10"
**Max Venting, Blower ON
†This appliance is equipped for altitudes 0-2000' (0-610 M) in USA: and in Canada for Altitudes of 0-4500' (0-1370 M). In
USA for Altitudes above 2000', the vent configuration, orifice, or combination of both may need to be changed. See page
49 of this manual for information on making these changes.
SPECIFICATIONS
NOTICES
Failure to follow all of the required installation procedures may result in property damage, bodily injury or
even death. This appliance must be installed in accordance with all local codes, or, in the absence of local
codes, with the National Fuel Gas Code, ANSI Z223.1, or the Canadian Installation Code, CAN/CGA 149.
Manufactured Home or Mobile Home installation may occur only after the home is site located and must
conform with the Manufactured Home Construction and Safety Standard, Title 24 CFR, Part 3280, or, when
such a standard is not applicable, the Standard for Manufactured Home Installations, ANSI/INCSBCS A225.1,
or Standard for Gas Equipped Recreational Vehicles and Mobile Housing, CSA Z240.4.
When installed, the appliance must be electrically grounded in accordance with local codes or, in the
absence of local codes, with the National Elecrical Code, ANSI/NFPA 70, or the Canadian Electrical Code,
CSA C22.1.
The Dovre DV425TR is manufactured to operate on Natural Gas (NG), it is convertible to Liquid Propane
(LP) when the manufacturer's conversion kit, part #844-9010 is used.
All exhaust gases must be vented outside the structure of the living-area. Combustion air is drawn from
outside the living-area structure.
Notify your insurance company prior to connecting gas to this fireplace.
Installation requirements diagrammed and explained in this manual are grouped into segments for ease
of procedure. While these requirements must be met fully, the order of installation may be subject to the
procedure best suited for your specific placement of the fireplace.
NOTE: Illustrations throughout these instructions reflect typical installations and are for design purposes only. Actual
installation may vary slightly due to individual design preferences. However, minimum and maxmum clearances must be
maintained at all times.
The illustrations and diagrams used throughout these installation instructions are not drawn to scale.
02/01 Page 3 250-5533
DV425TR DIRECT VENT ROOM HEATER
Fo r us e wit h Nat ural Gas For use w ith Pro pan e
Usage Au Gaz Naturel Usage Au Gaz Propane
0-2000’ 0-2000’
Top Vent: Input Rate on “HI” (BTU/Hr) 30,000 30,000 Puissance Évaluée à “HI” (BTU/Hr)
Input Rate on “LO” (BTU/Hr) 21,000 24,500 Puissance Évaluée à “LO” (BTU/Hr)
Maximum Output (BTU/Hr)** 25,000 24,600 Puissance Maximum (BTU/Hr)**
Main Burner Orifice .1065 (36 DMS) .0635 (52 DMS) Orifice du Brûleur Principal
Rear Vent: Input Rate on "HI" (BTU/Hr) 26,000 26,000 Puissance Évaluée à “HI” (BTU/Hr)
Input Rate on "LO" (BTU/Hr) 18,000 20,000 Puissance Évaluée à “LO” (BTU/Hr)
Main Burner Orifice .0960 (41 DMS) .0595 (53 DMS) Orifice du Brûleur Principal
Minimum Inlet Pressure (Inches W.C.) 4.5” 11” Pression Minimum de la Valve (pouces W.C.)
Maximum Inlet Pressure (Inches W.C.) 7.0” 14” Pression Maximum de la Valve (pouces W.C.)
Manifold Pressure on “HI” (Inches W.C.) 3.5” 10” Pression du Collecteur d’ Échappement à “HI” (pouces W.C.)
**Max Venting, Blower On ** Ventilation Maximum, Ventilateur Allumé
This appliance equipped for altitudes 0-2000’ (0-610m) in USA; and in Canada for altitudes of 0-4500’ (0-1370m). In USA for Altitudes above 2000’, the vent configuration,
orifice, or combination of both may need to be changed. See Owner’s Manual for information on making these changes.
Cet appareil est équipé pour les altitudes de 0-2000’ (0-610m) aux États-Unis; et au Canada pour les altitudes de 0-4500’ (0-1370m). Pour les altitudes au dessus de 2000’
aux États-Unis, la configuration du ventilateur, son orifice ou les deux peuvent possiblement avoir à être changé. Voyez le manuel du propriétaire pour les informations
sur ces changements.
WARNING: Operation of this applia nce when not connected to a proper ly installed and maintain ed venting system can result in carbon monoxide (CO) poisoni ng and poss ible deat h.
AVERTISSEMENT: L’opération de cet appareil lorsqu’il n’est pas connecté à un système de ventilation correctement installé et maintenu peut résulter à un
empoisonnement d’oxyde de carbone ou même de mort possible.
This appliance is only for use with the type of gas indicated on the rating plate and may be installed in an aftermarket, permanently located, manufactured
(mobile) home where not prohibited by local codes. See owner’s manual for details. This appliance is not convertible for use with other gases, unless a certified
kit is used.
Keep bu rn er a nd cont ro l compa rtmen t cle an. See in st allation a nd o pe ra ting in structio ns accompa nying th is appliance.
Gardez le brûleur et le compartiment de contrôle propres. Vérifiez les instructions d’installation et d’opération qui accompagnent cet appareil.
This vented gas fireplace heater is not for use with air filters. / Cet appareil de chauffage au gaz n’est pas pour l’usage avec des filtres d’air.
Due to high surface temperatures, keep children, clothing and furniture away. / Du aux surfaces de températures élevées, gardez les enfants, les vêtements et les meubles
FAN TYPE VENTED CIRCULATOR / VENTILATEUR
CIRCULATOIRE
Blower Electrical Rating / Évaluation du Ventilateur
Thermal Efficiency / Efficacité Thermique* 84% NG (blower on / avec
ventilateur allumé)
82% LP (blower on / avec ventilateur
WARNING: IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE CAN CAUSE INJURY OR PROPERTY DAMAGE. REFER TO THE OWNER’S
INFORMATION MANUAL PROVIDED WITH THIS APPLIANCE. FOR ASSISTANCE OR ADDITIONAL INFORMATION CONSULT A QUALIFIED INSTALLER, SERVICE AGENCY OR THE
GAS SUPPLIER.
AVERTISSEMENT: UNE INSTALLATION, UN AJUSTEMENT, UNE ALTÉRATION, UN SERVICE OU UN ENTRETIEN INCORRECTS PEUVENT CAUSER DES DOMMAGES MATÉRIELS.
CAUTION: HOT WHILE IN OPERATION. DO NOT TOUCH. SEVERE BURNS MAY RESULT. KEEP CHILDREN, CLOTHING, FURNITURE, GASOLINE AND OTH ER LIQUIDS HAVING FLAMMABLE VAPORS AWAY.
ATTENTION: CHAUD LORQU’IL EST EN OP RATION. NE TOUCHEZ PAS. DES BR LURES S V RES PEUVENT EN R SULTER. GARDEZ LES ENFANTS, LES V TEMENTS, LES MEUBLES, LA GAZOLINE ET LES AUTRES
LIQUIDES DE VAPEUR INFLAMMABLE ÊLOIGNÉS.
CAUTION: DO NOT OPERATE THIS APPLIANCE WITH GLASS REMOVED, CRACKED OR BROKEN. REPLACEMENT OF THE PANEL(S) SHOULD BE DONE BY A LICENSED OR QUALIFIED PERSON.
ATTENTION: CET APPAREIL NE DOIT PAS ÊTRE OPÉRÉ SI LA VITRE EST BRISÉE, CRAQUÉE OU ENLEVÉE. LE REMPLACEMENT DU PANNEAU DOIT ÊTRE FAIT PAR UNE
MINIMUM CLEARANCES TO COMBUSTIBLES / ESPACE MINIMUM AUX COMBUSTIBLES
Min imum clea ra nces r equired from combustible co nstruction for all ap pliance surfaces. / Esp ace s minimum exigs de la cons tr uctio n combustible a ux surfaces de l’appareil.
A. Side of stove top to side wall 6" (152 mm) Du coté du poêle au coté du mur
B. Rear of stove top to back wall 3" (100 mm) Le contrôle arrière au mur arrière
C. Corner of stove top to side wall 1" (25 mm) Du Coin du Poêle au coté du mur
D. Minimum Alcove Height 54" (1372 mm) Hauteur minimum de l'alcôve
E. Maximum Alcove Depth 36" (914 mm) Profondeur maximum de l'alcôve
F. Minimum Alcove Width 36" (915 mm) Largeur minimum de l'alcôve
HEARTH: A non-combustible hearth pad is not required. However, the floor beneath the stove must be stable, level, and strong enough to support the stove without a
tipping hazard.
A
A
E
C
D
F
C
Report No. / Rapport Numéro
061-S-19-5
MODEL / MODÈLE: DV425 T/R
VENTED GAS FIREPLACE HEATER
FOURNAISE AU GAZ AVEC VENTILATION
NOT FOR USE WITH SOLID FUEL /
NE PAS UTILISER AVEC LE COMBUSTIBLE SOLIDE
SERIAL NO.
1445 North HIghway
Colville, WA 99114
APPROVED FOR CANADA AND USA TO:
ANSI Z21.88b-1999 / CSA 2.33b-M99 Vented Gas Fireplace Heaters, and
applicable sections of UL307b Gas Burning Heating Appliances for
Manufactured Homes and Recreational Vehicles, CAN/CGA 2.17-M91 “Gas Fired
Appliances for use at High Altitudes.”
This appliance is manufactured for operation with Natural Gas.
For conversion to propane Manufacturer’s Part #844-9010 and instructions must
be used.
APPROUVÉ POUR LE CANADA ET LES ÉTATS-UNIS:
ANSI Z21.88b-1999 / CSA 2.33b-M99 Fournaises au Gaz avec Ventilation, et les
sections applicable de UL 307b Appareils de Chauffage Au Gaz pour les Maisons
Mobiles et les Véhicules Motorisés, CAN/CGA 2.17-M91 “Gas Fired Appliances
for use at High Altitudes”.
Cet appareil est manufacturé pour l’opération avec le Gaz Naturel.
Pour une conversion au gaz propane les pièces du Manufacturier #842-4040 et
ses instructions doivent être utilisées.
DO NOT REMOVE THIS LABEL / NE PAS ENLEVER Made in U.S.A. / Fait Aux
SERIAL LABEL
(Located on back of stove)
02/01 Page 4 250-5533
DV425TR DIRECT VENT ROOM HEATER
SAFETY NOTICES
! Due to high temperatures, the appliance should be located
out of traffic and away from furniture and draperies.
! Do not place clothing or other flammable items on or near
the appliance at any time. Due to thermostatic control, the
possibility exists for the appliance to turn on, igniting any
items on or near it.
! Children and adults should be alerted to the hazards of high
surface temperature and should stay away to avoid burns or
clothing ignition.
! Young children should be carefully supervised when they are
in the same room as the appliance.
! Any safety screen or guard removed for servicing an
appliance must be replaced prior to operating the appliance.
Installation and repair should be done by a qualified
service person. The appliance should be inspected before use
and at least annually by a professional service person. More
frequent cleaning may be required due to excessive lint from
carpeting, bedding material, et cetera. It is imperative that control
compartments, burners and circulating air passagways of the
appliance be kept clean.
Strict adherence to the instructions in this manual must
be followed. Improper installation will void the warranty and safety
listing.
This appliance is manufactured to operate on natural gas
(NG). It is field convertible to propane (LP) with the manufacturers’
conversion kit. Burning incorrect fuel voids the warranty and safety
listing and may cause an extreme safety hazard.
Contact local building officials to obtain a permit and
information on installation restrictions or requirements in your
locale. It is also important to notify your homeowner’s insurance
company of the installation of this appliance as well.
Do not use this appliance if any part has been under
water. Immediately call a qualified service technician to inspect
the appliance and to replace any part of the control system and
any gas control which has been under water.
Do not store or use gasoline or other flammable liquids in
the vicinity of the appliance.
If the flame becomes sooty, dark orange in color, or
extremely tall, DO NOT operate the appliance. Contact your dealer
and arrange for servicing immediately.
DO NOT operate the appliance if it is not operating
properly in any manner. Contact your dealer for assistance.
Open viewing glass for servicing only.
Operate the appliance in accordance with the instructions
contained in this manual.
If the main burners do not start correctly, turn the gas off
at the gas control valve and contact your dealer for service.
Do not operate with glass cracked or broken.
This unit is not for use with solid fuel.
DO NOT place anything inside the firebox (other than the
included logs, embers, mineral wool and lava rock.
If the logs become damaged refer to the Parts and
Accessories page of this manual for replacement.
Instruct everyone in the house how to shut off the gas
to the appliance and also at the main gas shut-off valve. The
main gas shut-off valve is usually located next to the gas meter or
propane tank and requires a wrench to shut off.
Use the built-in piezo igniter to light the appliance. DO
NOT use matches or any other external device.
DO NOT remove, replace, modify or substitute any part
of the appliance unless instructions are given in this manual. All
other work must be done by a trained technician.
Allow the appliance to cool before carrying out any
maintenance or cleaning.
The pilot flame must contact the thermopile and
thermocouple. If it does not, turn the gas control valve to “OFF”
and call your Dealer.
DO NOT throw this manual away. Important operating
and maintenance instructions are included.
WARNING!
Improper installation, adjustment, alteration, service or
maintenance can cause injury or property damage.
Refer to this manual for correct installation and
operational procedures. For assistance or additional
information consult a qualified installer, service agency,
or the gas supplier.
CAUTION!
Do not operate appliance with the glass front removed,
cracked or broken. Only the door certified for use with
the appliance shall be used. Replacement of the glass
should be done by a licensed or qualified service
person. Do not strike the glass.
02/01 Page 5 250-5533
DV425TR DIRECT VENT ROOM HEATER
OVERVIEW OF INSTALLATION TO OPERATION
• Familiarize yourself with this Owner's Manual and the Safety Notices located in this manual, and posted on
the heater.
• Remove and unpack the following components:
Beneath the stove: 5 Logs, grill, grill cover*, and 4 cap speed nuts.
Shrink-wrapped to front of unit: Owner's Manual, mineral wool, lava rock, and flex line.
• Unbolt heater from pallet.
• Remove glass door by inserting fingers into the spring latches located on both the left and right sides at
top of glass. Pull towards you and separate latch from notch. Lift the glass out of the three notches at
its base and carefully set aside.
• Convert to horizontal venting if necessary for your installation plans. (Kit #844-8920)
• Convert to LP if necessary. (Kit #844-9010)
• Install Blower if purchased. (Kit #844-9030) NOTE: Blower will not fit on a stove fitted with the Hearth Leg Kit.
• Install Hearth Legs if necessary. See Parts and Accessories, page 57 for part numbers.
• Finalize your installation decisions and requirements:
• Refer to Dimensions on page 7
• Refer to Clearances to Combustibles on page 8
• Refer to Horizontal termination requirements on page 26
• Refer to Vertical termination requirements on page 35
• Refer to Vent Kits pertinent to your installation on page 20
• Contact your local building inspector for code requirements in your area.
• Run thermostat lines to TH & TPTH connectors on valve, if applicable, see page 17.
• Set unit in place and install venting per your installation requirements.
• Install logset, embers, mineral wool and lava rock. See instructions on page 14 of this manual.
• Connect the gas line. See page 44
• Plug in blower, if purchased.
• Leak test gas line to manual shut-off valve. See page 46
• NOTE: If you are using any accessories with gold it is IMPORTANT TO CLEAN THE GOLD FINISH, using
a glass cleaner and non-abrasive towel, prior
from staining the gold. After heater has been burned, the gold finish will cure and fingerprint oils will no
longer cause staining.
• Follow Lighting Instructions, page 47, a copy of which is also attached to rear of heater, to light the heater.
• Re-attach door.
• Attach face (Quartet or Solitaire), see page 9
• Adjust gas control knob to "ON" (Following Lighting Instructions)
• Check flames. See diagram on page 46
• Adjust shutter position, if necessary. See page 48
• Set Thermostat or turn control panel switch to the "ON" position. See page 47 & 50.
• Familiarize yourself with the maintenance requirements of the stove. See pages 51-52.
• Familiarize yourself with the Troubleshooting section of this manual, pages 54.
to the initial burn of the unit. This prevents fingerprint oils
*The use of the grill cover is optional. It can be placed beneath the top grill. See page 17 for installation instructions.
The use of the plate increases blower efciency and also hides the interior of unit from view.
02/01 Page 6 250-5533
DV425TR DIRECT VENT ROOM HEATER
22-1/8"
14-5/8"
8"
28-5/8"
21-1/2"
17-1/2"
21-1/2"
14-3/8"
C
L
22-1/4"
14-5/8"
8"
DOVRE 425 T/R Dimensions
Rear Vent
DIMENSIONS
NOTE: Diagrams show heater equipped
with optional Blower, part #844-9030.
NOTE: If heater is equipped with Hearth Legs
Kit center-line dimension is reduced by 3".
02/01 Page 7 250-5533
DV425TR DIRECT VENT ROOM HEATER
SAPPHIRE
MINIMUM CLEARANCES TO
COMBUSTIBLES
A. Side of stove top to side wall 6" (152 mm)
B. Rear of stove top to back wall 3" (100 mm)
C. Corner of stove top to side wall 1" (152 mm)
D. Minimum Alcove Height 54" (1372 mm)
E. Maximum Alcove Depth 36" (914 mm)
F. Minimum Alcove Width 36" (915 mm)
HEARTH: A non-combustible hearth pad is not required. However, the floor beneath the
stove must be stable, level, and strong enough to support the stove without a tipping
hazard.
A
A
E
A
B
C
D
F
A
C
Minimum clearances required from combustible construction.
CLEARANCES TO COMBUSTIBLES
02/01 Page 8 250-5533
DV425TR DIRECT VENT ROOM HEATER
(Sold Separately, refer to page 57 for part numbers.)
QUARTET & SOLITAIRE FACE
INSTALLATION INSTRUCTIONS
FRONT OPTIONS
Quartet Parts Include:
(1) Front Face; (2) Hinged
Doors; (2) Gold plated button
head hinge pins; (1) Bolt;
(2) washers
For BOTH Quartet AND Solitaire Faces:
1. Carefully lift face into position and insert bolt beneath the ashlip to secure the face to stove. See
Figure 1. This completes installation of Solitaire face.
FIGURE 2
Ensure that
washer is
placed here.
Solitaire Parts Include:
(1) Front Face; (1) Bolt
Instructions continue for completion of the
Quartet:
Doors ship attached to the face. If they have
been removed, follow instructions 2 & 3 to
replace:
2. Install one door at a time. Slide bottom hinge
rod into lower hinge box hole on face. See
Figure 2.
3. Place washer on top of door hinge. Line up
hole in door hinge and washer with hole in
hinge box of face. Place gold-plated hinge pin
in holes to secure. See Figure 3.
02/01 Page 9 250-5533
FIGURE 3
NOTE: See information on the instructions included
with your front if the Quartet doors require alignment.
REAR VENT CONVERSION INSTRUCTIONS
(See Parts & Accessories, page 57 for part number.)
KIT CONTENTS: Rear vent grill; .096 NG orice;
.059 LP orice; Rear Vent Cover Plate, Top Grill
Cover Plate
DV425TR DIRECT VENT ROOM HEATER
TOOLS REQUIRED: Power drill; #2 Phillips bit; 5/32"
Allen wrench; 5/8" open end wrench; high-temp silicone sealant (optional.)
STEP A: Convert to Rear Vent:
A-1 - At the REAR of stove:
1. Remove rear access plate on back shield and
discard. See Fig. 1
2. Remove rear outer ue cover plate, (with damper
adjustment plate attached), ensure that gaskets
and grommet stay in place.
3. Remove inner ue cover plate; set aside.
A-2 - At the TOP of stove, with exceptions noted:
4. Lift out cast insert piece on top.
5. Remove outer ue collar and set aside. See
Fig. 3 Ensure that gasket is intact, if not, high
temperature silicone can be used as an alternative to gasket replacement in step 12 below.
6. Lift out inner ue collar with damper in place. See
Fig. 4
FIG. 1
FIG. 2
Rear Inner
Flue Plate
FIG. 3
Damper
Adj. Plate
Rear Access Plate
Rear Outer
Flue Cover
02/01 Page 10 250-5533
FIG. 4
DV425TR DIRECT VENT ROOM HEATER
REAR VENT CONVERSION INSTRUCTIONS, cont.
7. Re-install inner ue collar on rear of stove with
damper rod pointing up. See Fig. 5 A dab of
high temperature silicone on the gasket will help
gasket adhere to the unit.
8. Re-install inner ue cover on top of stove, double
check that damper rod is in the up position. See
Fig. 6
9. Install outer cover plate, (with damper adjustment
plate attached), to top of stove. See Fig. 7
10. On top of stove: Reinstall damper adjustment
plate: a) set spacer in place, b) align adjustment
plate, c) set screw into spacer and tighten. See
Fig. 7
11. Re-install outer ue collar on rear of stove. See
Fig. 8
12. Install rear vent cover plate, supplied with kit, on
back shield.
FIG. 6
FIG. 7
Damper
Adj. Plate
Outer Cover
Plate
13. Install top cast insert. NOTE: A grill cover plate
is shipped with the stove. This plate may be
placed beneath the top grill. See page 17 for
installation instructions. The use of the plate
increases blower efciency and also hides the
interior of unit from view.
STEP B: Replace Burner Orice: See next page.
FIG. 5
FIG. 8
02/01 Page 11 250-5533
REAR VENT CONVERSION INSTRUCTIONS, cont.
STEP B: REPLACE BURNER ORIFICE FOR
HORIZONTAL VENT CONFIGURATION:
1. Remove front (if installed), glass, and logs (if
installed.)
2. Remove log/burner pan: First remove screws
then lift the front of pan vertically and slide pan to
one side and pull out of rebox. Fig. 9
3. Remove burner plate.
4. Remove main burner orice using a 5/8" wrench.
5. Replace orice with the proper size as indicated
below for your gas type: Fig. 10
PROPANE NATURAL GAS
Rear Vent: .059 (53 DMS) .096 (41(DMS)
IMPORTANT NOTE! The orice supplied with the
GAS conversion kit is for TOP VENT MODELS
ONLY. For vertical to horizontal venting conversion, the correct orice is supplied WITH THE
REAR VENT CONVERSION KIT.
DV425TR DIRECT VENT ROOM HEATER
FIG. 9
FIG. 10
6. Re-install burner plate: First slide burner tube
into shutter and over holes. Secure plate with
screws.
7. Re-install log/burner pan. Slide vertically into the
back of rebox and then place horizontal onto
burner plate. Refer to Fig. 1 again.
8. Install logs, refer to Owner's Manual for correct
placement.
9. Replace glass door and front.
02/01 Page 12 250-5533
DV425TR DIRECT VENT ROOM HEATER
MILLIVOT GENERATOR
PILOT HOOD
THERMOCOUPLE
LP CONVERSION INSTRUCTIONS
Part #844-9010
KIT CONTENTS: Replacement orice (ts top
vent models only); replacement pilot injector.
1. Remove front (if installed), glass, and logs (if
installed.)
2. Remove log/burner pan: First remove screws
then lift the front of pan vertically and slide pan to
one side and pull out of rebox. Fig. 1
3. Remove burner plate.
4. Pull off pilot hood and set aside. Fig. 2
5. Use a 5/32" Allen wrench to remove the pilot
injector. Fig. 3
5. Replace pilot injector with the one supplied in the
conversion kit (#35 for Propane, #62 for Natural
Gas).
NOTE: The injector is ONLY replaced if you are con-
verting to another gas. It is not replaced for a
change from top to rear vent.
6. Replace pilot hood, snapping into position.
7. Remove main burner orice using a 5/8" wrench.
8. Replace orice with the proper size as indicated
below for your gas type and venting: Fig. 4
PROPANE NATURAL GAS
Top Vent: .063 (52 DMS) .106 (36 DMS)
Rear Vent: .059 (53 DMS) .096 (41 DMS)
TOOLS REQUIRED: Power drill (a 90° handle is
helpful); #2 Phillips bit; 5/32" Allen wrench; 5/8" open
end wrench.
FIG. 1
Pilot Hood
FIG. 2
FIG. 3
IMPORTANT NOTE! The orice supplied with this
conversion kit is for TOP VENT MODELS ONLY. If
your stove was tted with the rear vent kit, the
correct conversion orice was supplied WITH THE
REAR VENT KIT.
FIG. 4
See next page for Valve Regulator Replacement:
02/01 Page 13 250-5533
LP CONVERSION, CONT.
A
B
C
E
D
F
Valve Regulator Replacement
1. Turn control knob to the OFF position, ensure that gas
supply to the valve has been turned off.
2. Using a Torx TH20, or slotted screwdriver, remove the
three pressure regulator mounting screws (A), pressure
regulator tower (B), and diaphragm (C). (You may wish
to retain these items for converting back to original gas
if necessary.)
3. Ensure that the rubber gasket (D) is properly positioned
and install the new HI/LO pressure regulator assembly
to the valve using the new screws (E) supplied with
the kit. Tighten screws securely. (Reference torque
= 25 in/lb)
4. Install the enclosed identication label (F) to the valve
body where it can be seen.
5. Re-install burner plate: First slide burner tube into shut-
ter and over holes. Secure plate with screws.
6. Re-install log/burner pan. Slide vertically into the back
of rebox and then place horizontal onto burner plate.
Refer to Fig. 1 again.
7. Install logs, refer to Owner's Manual for correct place-
ment.
8. Replace glass door and front.
DV425TR DIRECT VENT ROOM HEATER
02/01 Page 14 250-5533
DV425TR DIRECT VENT ROOM HEATER
The logset is packed in the components box and consists of the
LOGSET INSTALLATION
following: (See Fig. 1)
Qty. # in Fig. 1
1 Rear log - 1
1 Left Partial Log - 2
1 Right Partial Log - 3
1 Left Twig - 4
1 Right Twig - 5
While breakable, the logs do not become fragile until after the
stove is burned and they have cured. After curing, any handling
must be done with care as breakage may occur easily.
Please Note: Logs have been designed to work specifically
with the burner pan of the 425TR. Exact placement will
ensure maximum operation of your heater.
Installation:
1. Set the Rear Log over the pins at the rear of burner pan.
(See white circles in Fig. 2)
2. Set Left and Right Partial Logs (with butt end towards side
of stove firebox), over the left and right side pins on burner
pan. Fig. 3
3. Locate the pin hole on the bottom of the right and left twigs
and situate them over the white pins located on Rear Log.
Fig. 4
Fig. 2
Fig. 3
Fig. 4
IMPORTANT!
Lava rock must only be placed in the recessed area to
the front and sides of burner pan.
4. Place nuggets sparingly across front of burner. Note the
white nuggets in Fig. 5
5. Tear off varying sizes of mineral wool and intersperse among
the nuggets.
6. Carefully deposit a layer of lava rock in the channel area
along both sides and in front. Fig. 6
Fig. 1
1
45
2
3
Fig. 5
Fig. 6
Channel area
to keep lava
rock in is
shaped like
this outline.
02/01 Page 15 250-5533
DV425TR DIRECT VENT ROOM HEATER
HEARTH LEGS INSTALLATION
NOTE: HEARTH LEGS CAN NOT BE USED IF A
BLOWER IS INSTALLED AS THERE WILL NOT BE ENOUGH
CLEARANCE.
Refer to page 56, Parts & Accessories for specific color part
numbers.
Hearth legs will allow three additional inches of clearance. Be
sure to calculate this distance correctly if necessary to cut wall
hole to install horizontally. Refer to Dimensions on page 7.
To change legs, use a 1/2" wrench to remove and replace one
leg at a time while the unit is in an upright position.
TOOLS REQUIRED: #2 Phillips head bit; hand drill; 11/16's
wrench.
1. Mount blower to rear of unit using two screws. See Fig. 1
2. Beneath the stove from its front side, ensure that all wiring
is moved behind the blower mounting bracket, and complete
blower mounting by inserting two screws. See Fig. 2
3. Make the wire harness connection. Fig. 2
4. Use 2 screws to connect the snapdisc bracket to blower
mounting bracket. Fig. 3
5. Route wires from snapdisc to the right, upper edge of blower.
Fig. 3
6. Insert rheostat control into it's opening from beneath the
control panel. Fit the rheostat nut on top and tighten the nut
using an 11/16" wrench. Attach black knob. Fig. 4
7. Gather any excess in the wiring and zip-tie to the switch
wires and piezo wire at rear of stove.
Note: This blower utilizes a snapdisc to control ON and OFF
operation. When the correct temperature is reached, the
blower will automatically turn ON. Use the rheostat knob to
adjust the fan to High or Low to suit your preferences.
BLOWER INSTALLATION, cont.
FIG. 2
Blower
mounting
bracket
beneath
stove as
seen from
front.
FIG. 4
Wire Harness
Connector
Blower from front
view beneath stove.
FIG. 3
Snapdisc Bracket
Blower
rheostat
control
Ensure
these
wires are
BEHIND
the
mounting
bracket.
FIG. 1
02/01 Page 16 250-5533
DV425TR DIRECT VENT ROOM HEATER
GRILL COVER INSTALLATION
Top grill cover is shipped with the stove and is an optional use
item. It may be used with rear or top venting. Primarily its
purpose is to hide the interior of the top of the stove from being
viewed through the top grill piece. Its use will also increase the
efficiency of the blower, if a blower is installed on the stove.
To prepare the part for use you will need tin snips, pliers and
a hammer.
1, For use with top venting: See Fig. 1 below. Use the tin
snips to cut the straight edges.
2. Gently bend the piece until the two attached sections of the
circular area snap apart. Discard this piece.
3. Bend the tabs up towards the black painted side.
4. With the top grill lying face down, set the black painted side
of grill cover onto the grill.
5. Use the hammer to tap on the 4 speed nuts (also supplied
with stove.)
6. For use with rear venting: Follow steps 3 through 5, leaving
the cover piece in tact.
SNIP HERE
THERMOSTAT INSTALLATION
A thermostat may be installed to regulate the 425TR. It is
important to use a thermostat designed for millivolt operation
Do not connect the heater to a thermostat serving any other
appliance. Bedroom installation in Canada requires this heater to
be connected to a thermostat.
Connect the thermostat wires to the outside valve terminals
labeled "TH" and "TPTH". Turn the manual switch on the control
panel to "OFF".
REMOTE CONTROL
A remote control or a wall switch may be wired to the thermostat
terminals. Contact your Dealer for details.
PLEASE NOTE: In order to comply with applicable
codes and product warranties, only Simpson DuraVent venting components may be used. DO NOT
USE FIELD-FABRICATED VENTING COMPONENTS.
The Dovre DV425TR is approved to be vented either
horizontally, through the side wall, or vertically, through
the roof. You may vent through a Class A or masonry
chimney if a Simpson Dura-Vent adapter is used
(for USA installations only). Only Simpson Dura-Vent
components labeled and listed on pages 20-21
This appliance is a direct vent heater. All combustion
air must come directly from the outside of the building.
The vent pipe for this unit consists of an inner and an
outer pipe. The inner pipe carries the stove exhaust
out of the system, and the outer pipe brings fresh
combustion air into the stove.
! A wall thimble is optional when the venting
passes through a wall.
! A support box or firestop is required when the
venting passes through a ceiling.
Roof flashing and a storm collar are required when
venting passes through the roof. Follow instructions
provided with the venting for installation of these
items.
DV425TR DIRECT VENT ROOM HEATER
The Dovre DV425TR is an engineered product that
has been designed and tested. The warranty will be
voided, and serious fire, health, or other safety hazards
may result from any of the following actions: Installation
of any damaged venting component, unauthorized
modification of the venting system, installation of
any component part not approved by Aladdin Hearth
Products, or installation other than as instructed by
these instructions. Consult your local building codes
before beginning this installation.
WARNING: Always maintain the required
clearances (air space) to nearby combustibles to
avoid creating a fire hazard. Do not fill air space
with insulation. Minimum clearance between vent
pipes and combustible surfaces is 1” (25mm).
Be sure to check the horizontal vent termination
clearance requirements from decks, windows,
soffits, gas regulators, air supply inlets and public
walkways, as specified on pages 26-27 of these
installation instructions, the vertical termination
requirements on page 35, and local building
codes.
IMPORTANT: Read all these instructions carefully
before starting the installation. Failure to follow
instructions may create a fire or other safety
hazard, and will void the warranty. Be sure to
follow these installation instructions for venting
and clearance to combustible requirements, which
may vary from one installation to another. Do
not extend the venting system in excess of
the distance prescribed in these manufacturer’s
installation instructions. This gas appliance must
not be connected to a chimney flue serving a
separate solid-fuel burning appliance.
INSTALLATION PRECAUTIONS:
02/01 Page 18 250-5533
The gas heater and vent system must be
vented directly to the outside of the building, and never
be attached to a chimneyserving a separate solid fuel
or gas-burning appliance. This direct vent gas fireplace
must use its own separate vent system. Common vent
systems are prohibited.
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