Vermont Castings Non-Catalytic Convection Heater 2478CE, DutchWest 2478CE Installation And Operating Manual

Non-Catalytic Convection Heater Model 2478CE
For use in Europe
If this heater is not properly installed, operated, and maintained, a house fire may result. For safety, follow all installation, operation and maintenance directions. Contact local building officials about restrictions and installation inspection requirements in your area.
DO NOT DISCARD THIS MANUAL: Retain for future use
SAFETY NOTICE
30003850 8/08 Rev. 2
Dutchwest Non-Catalytic Convection Heater
The Dutchwest Model 2478CE covered in this Owner’s Guide has been tested and listed to current standards. The test standards utilized were UL 1482 for the United States and EN13240:2001 + A2:2004 for Europe. Dutchwest Model 2478CE is not listed for mobile home installations.
This heater meets the U.S. Environmental Protection Agency’s emission limits for wood heaters sold on or after July 1, 1990.
PLEASE NOTE
Read this entire manual before you install and use your new room heater. Failure to follow instructions may result in property damage, bodily injury or loss of life. Save these instructions for future use.
Table of Contents
Specifications ............................................................ 3
Installation ..........................................................4
Assembly ..........................................................11
Operation ..........................................................13
Maintenance .....................................................18
Draft Management ............................................21
Replacement Parts ...........................................24
Warranty ...........................................................
Patents: U.S.: D288357, 4502395, 4646712 Resolute Acclaim: 4683868,D308246 Canada: 1235969. Other foreign mechanical patents issued.
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Accessories
Clearance-reducing Right Side Heat Shields
Clearance-reducing Heat Shields for single-wall
stove pipe
Variable-speed Blower
Outside Air Termination Kit
Clearance Reducing Rear Exit Flue Heat Shield
Clearance Reducing Top Exit Flue Heat Shield
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Dutchwest NC Model 2478CE
Dutchwest Non-Catalytic Convection Heater
Specifications
Nominal heat output ............. 11.6 kW (39,600 BTU/hr)
Minimum flue draught ...................... 12 Pa (0.048” WG)
Mean flue gas temp .............................. 457° C (855° F)
Efficiency (space heating) ...................................72.0%
Area heated .................74-149 sq. m (800-1600 sq. ft.)
Fuel size/type .................................560 mm (22”) wood
Flue mass gas flow .............................................7.7 g/s
CO Emissions (@ 13% O2) ............................. 900 ppm
Loading ....................................................Side and front
Chimney connector .....................152 mm (6”) diameter
Chimney flue size ........................152 mm (6”) diameter
Flue exit position ..........................................Top or rear
Air control ................................................................One
Ash handling system ..................... Removable ash pan
Glass panels .........................High temperature ceramic
1
Weight .................................................
191 kg (420 lbs.)
Width (leg-to-leg) ...................................695 mm (27¹⁄₄”)
Depth (leg-to-leg) ..................................445 mm (17¹⁄₂”)
Height to top of flue collar ......................775 mm (30¹⁄₂”)
1
1. This value can vary depending on how the stove is operated, the type and moisture content of the fuel used, as well as the design, construction and climatic location of your home. Figures shown are based on nominal fuel consumption obtained under laboratory conditions and on average efficiencies.
Model 2478CE
A 683 mm (26 B 695 mm (27¹⁄₄”) C 756 mm (29³⁄₄”) D 438 mm (17¹⁄₄”) E 445 mm (17¹⁄₂”) F 692 mm (27¹⁄₄”) Center of Flue Collar, Rear Exit G 775 mm (30¹⁄₂”)
Fig. 1 Dutchwest Convection Heater specifications.
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Dutchwest Non-Catalytic Convection Heater
Installation
SAFETY NOTICE: IF YOUR DUTCHWEST CON­VECTION HEATER IS NOT PROPERLY INSTALLED, OPERATED AND MAINTAINED, A HOUSE FIRE MAY RESULT. FOR SAFETY, FOLLOW ALL INSTALLA­TION, OPERATION AND MAINTENANCE DIREC­TIONS. CONTACT LOCAL BUILDING OFFICIALS ABOUT RESTRICTIONS AND INSTALLATION INSPECTION REQUIREMENTS IN YOUR AREA.
Before you begin the installation, review your plans to confirm that:
• Your stove and chimney connector will be far enough from combustible material to meet all clearance requirements.
• The floor protector is large enough and is construct ed properly to meet all requirements.
• You have obtained all necessary permits from local authorities.
Your local building official is the final authority for ap proving your installation as safe and for determining that it meets local and state codes.
The metal label permanently attached to the back of every Dutchwest stove indicates the stove has been tested to current standards. The test standard is EN13240:2001 + A2:2004 for Europe. Clearance and installation information is printed on the metal label at­tached to the rear of the stove. Local authorities gen­erally will accept the label as evidence that, when the stove is installed according to the information on the label and in this manual, the installation meets codes and can be approved.
Codes vary in different areas, however. Before starting the installation, review your plans with the local building authority. Your local dealer can provide any additional information needed.
IMPORTANT: FAILURE TO FOLLOW THESE IN STALLATION INSTRUCTIONS MAY RESULT IN A DANGEROUS SITUATION, INCLUDING A CHIMNEY OR HOUSE FIRE. FOLLOW ALL INSTRUCTIONS EXACTLY, AND DO NOT ALLOW MAKESHIFT COM­PROMISES TO ENDANGER PROPERTY AND PER­SONAL SAFETY.
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Chimney Types
Your Dutchwest Convection Heater must be connected to a code-approved masonry chimney with a flue liner, to a relined masonry chimney that meets local codes, or to a prefabricated metal chimney.
Whatever kind you use, the chimney and chimney con­nector must be in good condition and kept clean.
Masonry Chimneys
If you use an existing masonry chimney, it must be inspected to ensure safe condition before the stove is installed. Your local professional chimney sweep, building inspector, or fire department official will be able either to make the inspection or to direct you to some­one who can.
An inspection of the chimney must confirm that it has a lining. Do not use an unlined chimney. The chimney should also be examined for cracks, loose mortar, other signs of deterioration, and blockage. Repair any defects before the chimney is used with your stove.
Unused openings in an existing masonry chimney must be sealed with masonry to the thickness of the chimney wall, and the chimney liner should be repaired. Open­ings sealed with pie plates or wallpaper are a hazard and should be sealed with mortar or refractory cement. In the event of a chimney fire, flames and smoke may be forced out of these unused thimbles.
The chimney should be thoroughly cleaned before use.
A newly-built masonry chimney must conform to the standards of your local building code or, in the absence of a local code, to a recognized national code. Masonry chimneys must be lined, either with code-approved ma­sonry or pre-cast refractory tiles, stainless steel pipe, or a code-approved, “poured-in-place” liner. The chimney’s clean-out door must seal tightly.
The flue and chimney design must meet requirement J2, Part J of the building regulations 2000 (Combustion Appliances and Fuel Storage Systems).
All local regulations, including those referring to national and European standards need to be com­plied with when installing this stove.
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Prefabricated Double-Wall Insulated Chimney
Tile Lined Masonry Chimney
ST241
Fig. 2 If in sound condition and approved for use, either a masonry or a prefabricated chimney may be used.
Prefabricated Chimneys
These should be an internal diameter of 150 mm (6”) and be of the twin wall insulated construction that has been approved for solid fuel use (e.g. Rite Vent ICS of ICID Lite Chimney Systems). Diameters over 200 mm (8”) are not recommended due to the large cross-sec­tion causing excessive cooling of the flue gases.
A horizontal connector run should be inclined 20 mm per meter (1/4” per foot) from the stove toward the chimney. The recommended maximum length of a horizontal run is 914 mm (36”) and the total length of chimney connector should be no longer than 2.4 m (8’).
DO NOT CONNECT THIS UNIT TO A CHIMNEY FLUE SERVING ANOTHER APPLIANCE.
Chimney Size
The Model 2478CE heater should be vented into a ma­sonry chimney with a square flue with nominal flue size of 203 x 203 mm (8” x 8”), or a round flue with nominal flue size of 152 mm (6”).
Chimney liners larger than 203 x 305 mm (8” x 12”) may promote rapid cooling of smoke and reduction in draft, especially if they are located outside the home. These large chimneys may need to be insulated or have their flues relined for proper stove performance. Accessories to help make the connection between stainless steel chimney liners and the stove are avail­able through your local dealer.
Guidelines for Installing
the Chimney Connector
The chimney connector is the single-wall pipe, or listed and approved double-wall pipe that connects the stove to the chimney. The chimney itself is a masonry or prefabricated structure that encloses the flue. Chimney connectors are used only to make the connection from the stove to the chimney.
Connecting Flue Pipes
Connector pipes should meet the requirements of the building regulations. This can be achieved by the use connecting fluepipes included in the following catego­ries:
a) Vitreous enamelled steel pipe complying with BS 6999: 1989 (1996); b) Pipes made from stainless steel as descirbed in BS EN 1008-1:1995 grades 1.4401, 1.4404, 1.4432 or
1.4436 with flue wall thickness of at least 1 mm; c) Mild steel fluepipes complying with BS 1449: Part 1: 1991, with a flue wall thickness of at least 3 mm; d) Cast iron fluepipes complying with BS 41: 1973 (1998).
Flue Pipes with a spigot and socket joint should be fitted with the socket facing upwards, to contain con­densates and moisture within the flue. Joints should be made gas tight using proprietary jointing accessories, or, where appropriate, by packing joint with noncombus­tible rope and fire cement.
Do not pass the chimney connector through a combus­tible wall, floor, or ceiling, through an attic or roof space, or through a closet or similar concealed space. If pas­sage through a combustible wall is unavoidable, follow the recommendations in the following section on Wall Pass-Throughs. Keep the passage as short and direct as possible, with no more than two 90° turns.
Chimney
Elbow
Slip Pipe
Standard Connector
Flue Collar
Fig. 3 Sections of a steel chimney connector of at least 24 gauge thickness are fastened together with screws to connect the stove to the chimney.
Flue Liner
Flue
Thimble
Floor Protector
ST418
Two Types of Connector
You may use either a single-wall steel connector of the size and gauge described below, or a listed and ap­proved double-wall connector.
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Dutchwest Non-Catalytic Convection Heater
Single-Wall Connector
The single-wall chimney connector should be made of 24 gauge or heavier steel, and must have a minimum internal diameter of 152 mm (6”) for model 2478CE.
Install single-wall chimney connector not less than 18” (450 mm) from the ceiling.
In cathedral ceiling installations, extend the prefabricat­ed chimney downward to within 2.4 m (8’) of the stove. The entire chimney connector should be exposed and accessible for inspection and cleaning.
Do not use galvanized chimney connector; it cannot withstand the high temperatures that can be reached by smoke and exhaust gases and it may release toxic fumes under high heat.
Double-Wall Connector
Information on assembling and installing double-wall connectors is provided by the manufacturer of the double-wall pipe. Follow the manufacturer’s installation instructions exactly. Most manufacturers of prefabri­cated double-wall insulated chimneys also offer double­wall connector pipes. Using a chimney and connector pipe from the same manufacturer helps simplify the assembly and installation.
NOTE: For installations using double-wall connec­tors, minimum clearances must conform to listed clearances in the Stove and Chimney Connector Clearance Charts on Page 12 and 13 of this manual.
Assembling Single-Wall
Chimney Connector
SAFETY NOTE: Always wear gloves and safety goggles when drilling, cutting or joining sections of chimney connector.
For double-wall connectors, follow the manufacturer’s instructions exact­ly. For single-wall connectors, follow the instructions below.
1. Insert the
crimped end of the first section into the stove’s flue collar, and keep each crimped end pointing toward the stove (Fig. 4). Using the holes in the flue collar as guides, drill 1/8” (3
Toward Stove
Flue Gas Direction
ST242
Fig. 4 Crimped sections always point toward the stove so that any liquid condensation will not leak out.
mm) holes in the bottom of the first section of chimney connector and secure it to the flue collar with three #10 x 1/2” sheet metal screws.
2. Secure each joint between sections of chimney con­nector, including telescoping joints, with at least three sheet metal screws.
3. Secure the chimney connector to the chimney. In­structions for various installations follow below.
4. Confirm that the installed stove and chimney con- nector are correct distances from nearby combustible material.
NOTE: Special slip pipes and thimble sleeves that form telescoping joints between sections of chimney con­nector are available to simplify installations. They can eliminate the need to cut individual connector sections. Consult your local dealer about these special pieces.
Securing the Connector to a
Prefabricated Chimney
Follow the installation instructions of the chimney manufacturer exactly as you install the chimney. The manufacturer of the chimney will supply the acces­sories to support the chimney, either from the roof of the house, at the ceiling of the room where the stove is installed, or from an exterior wall.
Special adaptors are available from your local dealer to make the connection between the prefabricated chimney and the chimney connector. (Fig. 5) The top of such adaptors attach directly to the chimney or to the chimney’s ceiling support package, while the bottom of the adaptor is screwed to the chimney connector.
These adaptors are designed so the top end will fit outside the inner wall of the chimney, and the bottom end will fit inside the first section of chimney connector. Any soot or creosote falling from the inner walls of the chimney will stay inside the chimney connector.
Prefab (Insulated) Chimney
Ceiling Support Package
Prefab Chimney Adapter
Chimney Connector (Stovepipe)
ST419
Fig. 5 Joining the chimney connector to a prefabricated chimney.
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Dutchwest Non-Catalytic Convection Heater
Securing the Connector
to a Masonry Chimney
The Dutchwest Convection heater may be connected to either a freestanding masonry chimney or a masonry fireplace chimney.
Freestanding Installations
If the chimney connector must pass through a combus­tible wall to reach the chimney, follow the recommenda­tions in the wall pass-through section that follows. The opening through the chimney wall to the flue (the “breech”) must be lined with either a ceramic or metal cylinder, called the “thimble”, which is securely cemented in place. (Fig. 6) Most chimney breeches incorporate thimbles, but check to be sure the fit is snug and the joint between thimble and chimney wall firmly cemented.
Thimble Sleeve
Flue
Elbow
Thimble
Keep Sleeve End Flush with Flue Tile
connector enters the chimney. Follow all the guidelines for installing a chimney connector into a freestanding masonry chimney, and pay special attention to these additional points:
Check the stove and chimney connector clearances
to combustible mantel or trim materials. Use the necessary combination of mantel, trim, and connec­tor heat shields to provide the required clearances. (Fig. 7)
Double-check connector clearance from the ceiling.
The fireplace damper must be closed and sealed
to prevent room air from being drawn up the flue, reducing the draft. However, it must be possible to re-open the damper to inspect or clean the chimney.
Masonry Wall
Ceramic Flue Liner
Chimney Connec­tor Shield
Block-Off Plate
Chimney Connector
Chimney Connector
Flue Liner
Fig. 6 The thimble, made of either ceramic or metal, must be cemented in place securely.
ST243
A special piece called the “thimble sleeve,” slightly smaller in diameter than the standard connector and most thimbles, will ease the removal of the chimney connector system for inspection and cleaning. Thimble sleeves should be available from your local dealer.
To install a thimble sleeve, slide it into the breech until it is flush with the inner flue wall. Don’t extend it into the actual flue passage, as that could interfere with the draft.
The thimble sleeve should protrude 25-51 mm (1-2”) into the room. Use furnace cement and thin gasketing to seal the sleeve in place in the thimble. Secure the chimney connector to the outer end of the sleeve with sheet metal screws.
Fireplace Installations -
Above the Fireplace
In this installation, the chimney connector rises from the stove, turns ninety degrees, and goes back into the fireplace chimney. The liner of the fireplace chimney should extend at least to the point at which the chimney
ST796as
Fig. 7 The connector enters flue above the fireplace. If the clearance between the chimney connector and either the mantel and/or the ceiling is inadequate, special protective shields will be required.
Fireplace Installations -
Through the Fireplace
The Convection heater may be installed either without legs* as a fireplace insert, or with standard legs at­tached - depending on the safety regulations that apply to your situation, the height of the fireplace opening and your own preference. For either situation, the chimney connector/positive connection kit extends back from the stove, enters the fireplace cavity, and turns upward. It then passes through the fireplace damper opening and smoke chamber and connects to the chimney flue.
In such installations, a “positive connection” must be made to the chimney flue with a special kit available from your local dealer. Also, special clearance and floor protection provisions must be observed. These provi­sions are discussed in the Clearance and Floor Protec­tion sections respectively.
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Dutchwest Non-Catalytic Convection Heater
Flue Liner
Extend Chimney Con­nector to the First Tile of the Flue Liner
Observe Miniumum Clearances
ST797
Damper Plate is Removed or Locked in Open Position
Close Off the Damper Opening with Sheet Metal and Sealant
Fig. 8 The connector passes through the fireplace to enter flue. Special Fireplace Adapter Kits to simplify fireplace instal lations are available from your local dealer.
Wall Pass-Throughs
Whenever possible, design your installation so the con­nector does not pass through a combustible wall. If you must use a wall pass-through in your installation, check with your building inspector before you begin and con­struct it in accordance with local building codes. Also check with the chimney connector manufacturer for any specific requirements.
Accessories are available for use as wall pass­throughs. If using one of these, make sure it has been tested and listed for use as a wall pass-through. Figure 9 shows one method of passing a connector through a wall. All combustible material in the wall is cut away to provide the required 460 mm (18”) clearance for the connector. The resulting space must remain empty.
A flush-mounted sheet metal cover may be used side only. If covers must be used on both sides, each cover must be mounted on non-combustible spacers at least 25 mm (1”) clear of the wall. Your Dutchwest deal-
on one
er or your local building inspector can provide details of other approved methods of passing a chimney connec­tor through a combustible wall.
DO NOT CONNECT THE HEATER TO ANY AIR DIS
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TRIBUTION DUCT OR SYSTEM.
460 mm (18”) Empty Space All Around the Chimney Connector
Sheet Metal Cover (One side only)
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ST421
Fig. 9 Hollow wall pass-through.
Hearths
This appliance must be installed on to hearth that meets the requirements of Part J of the Building Regu­lations 2000 (Combustion Appliances and Fuel Storage Systems). This can be achieved by ensuring that the hearth is constructed and sized in accordance with the guidelines included in section 2 of approved document ‘J’. The size and clearances of the hearth are as fol­lows:
The constructed hearth should be constructed in ac­cordance with the recommendations in document J, and should be of minimum width 840 mm and minimum depth 840 mm (if a free standing hearth b) above) or a minimum projection of 150 mm from the jamb (if a recessed hearth a) above).
Appliance
Doors
At least 150 mm
Perimeter should be clearly marked e.g. edge of superimposed hearth
a) Fireplace recess b) Free standing
Fig. 10 Noncombustible hearth surface dimensions.
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Costructional Hearth Dimensions as below
Hearth Surface Free of Com­bustible Material
At least 300 mm
At least 150 mm or to a suitable heat resistant wall
Appliance
Doors
Perimeter should be clearly marked e.g. edge of superimposed hearth
ST912
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Fireplace Installations
The Dutchwest Model 2478CE has a reversible flue col­lar to allow for either top exit or rear exit installations.
You may install your Dutchwest Model 2478CE in an existing fireplace as a fireplace insert with no legs, or with the standard legs attached.
To install the heater without legs as a fireplace insert, the floor must be completely noncombustible, such as an unpainted concrete floor over earth.
Many fireplaces do not satisfy the “completely non combustible” requirement because the brick or con­crete hearth in front of the fireplace opening usually is supported by heavy wooden framing as in Figure 11. Because heat passes readily through brick or concrete, it can easily pass through to the wood. As a result, such fireplace hearths are considered a combustible floor. You may not install a heater on a combustible hearth without legs. Standard leg installations must include the bottom heat shield. The floor protector must also meet standard requirements for freestanding installations.
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Hearth rugs do not satisfy the requirements for floor protection.
Fireplace insert installations also have specific clear ance requirements to the side walls, side decorative trim, and fireplace mantel. This information is found in “Fireplace Installation Clearances” in this section.
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REMINDER- FIREPLACE INSERT INSTALLATIONS WITHOUT LEGS ARE PERMISSIBLE ONLY IF THE HEARTH IS COMPLETELY NONCOMBUSTIBLE, SUCH AS UNPAINTED CONCRETE OVER EARTH.
ST799
Fig. 11 Combustible supporting timbers (A) may lie beneath fireplace hearths; such situations require additional floor protection.
Floor Protection for Fireplace Installations
Fireplace installations with the standard legs and the bottom heat shield must have a floor protector of the same construction as that specified for freestanding installations. The floor protector must extend at least 406 mm (16”) from the front of the stove and from the left (loading door) side, and at least 203 mm (8”) from the right side and rear. It must also provide protection beneath any horizontal runs of the chimney connector, including 51 mm (2”) to either side.
Many raised hearths will extend less than the required distance from the front of the heater when it is installed. In such cases, sufficient floor protection, as described above, must be added to extend the hearth 406 mm (16”).
ST809
Fig. 12 Extra floor protection may be required for the fire­place hearth, even if your stove is installed with the legs and the bottom heat shield.
Keep the Stove a Safe Distance
From Surrounding Materials
Both a stove and its chimney connector radiate heat in all directions when operating. A safe installation re­quires that adequate clearance be maintained between the stove and nearby combustible materials to ensure that such materials do not overheat.
Clearance is the distance between either your stove or chimney connector, and nearby walls, floors, the ceiling, and any other fixed combustible surface. Keep furnish­ings and other combustible materials away from the stove as well. In general, a distance of 1220 mm (48”) must be maintained between the stove and moveable combustible items such as drying clothes, furniture, newspapers, firewood, etc. Keeping those clearance areas empty assures that nearby surfaces and objects will not overheat.
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