WMC Series Woodburning Fireplace FP583A 12/18/98 For use in U.S./Canada Underwriter's Laboratories Report No. MH6018 DO NOT DISCARD THIS MANUAL: Retain for future use. Homeowner's Installation and Operating Manual For Models: WMC36 WMC42 20000583 7/06 Rev. 20...
CFM Corpora- tion dealer. Only use CFM Corporation components or the warranty will be voided and a fire hazard may be created. CFM Corporation warranty will be voided by and CFM Corporation disclaims any responsibility for the following actions: •...
WMC36 Series Woodburning Fireplace — Circulating Model 47" (1194mm) ¹⁄₂" (13mm) ¹⁄₂" 36⁵⁄₈" (930mm) Outside Air Gas Line Access 9¹⁄₂" (241mm) 8" (203mm) 15³⁄₈" (391mm) Fig. 1 WMC36 Series specifications and framing. WMC42 Series Woodburning Fireplace — Circulating Model 50" (1270mm) ¹⁄₂"...
WMC Series Woodburning Fireplace Fig. 2a Hearth dimensions. FP1531 Chase Installation hearth dimensions 9/04 djt Insulation methods shown are optional for cold climate, not a requirement for unit operation. Batt Insulation (cut out around firestop) Firestop Ceiling Level Standoff Nailing Flange Gas Line Access (both sides) Electrical Access...
Chimney Requirements - Offset Installations CHIMNEY FLUE EXIT RISE 6 FT. OFFSET HEARTH FLOOR Example 1 Notes: G + H cannot exceed 20 feet. Air Space Clearances: SK8 (2-wall) = 1¹⁄₂" and "S" Series (3-wall) = 2" Illustration Key The following safety rules apply to offset installations (letters correspond with illustration above): A.
WMC Series Woodburning Fireplace Preplanning an installation is very important to ensure safety and to save time and money. An installer must predetermine where a fireplace will be set and how the chimney system will be run. Mounting the Fireplace A fireplace may be mounted on the following surfaces: 1.
fireplace opening cut into the outer wall of a room. (Page 5, Fig. 3) If you need help in determining fireplace location or how the chimney system should be run, contact your CFM Corporation dealer for assistance. Chimney Sup- port Strap Chimney Support Fig.
WMC Series Woodburning Fireplace Framing Framing can be constructed before or after the fire- place is set in place, however, most installers build the frame before setting the fireplace. Frame fireplace with 2 x 4 lumber or heavier materials. Refer to framing dimensions in Figures 1 and 2 for basic fireplace specifications.
Offset Installation In order to clear an obstruction, it may be necessary to offset chimney from vertical. This is accomplished by using CFM Corporation elbows. Use the 30˚ Offset Elbow table on Page 5 to determine proper offset and parts required.
WMC Series Woodburning Fireplace Framing the Ceiling Hole Frame the ceiling chimney hole as shown in Figure 13. It is good practice to use framing lumber that is the same size as the ceiling joists; this is a requirement at attic level.
Installing Outside Air Kit An outside air kit is installed in all WMC Series Fire- places. If desired, or if local codes mandate the use of an air kit, then an AK-MST is required to complete the installation (from air kit to the outdoors). If the outside air kit is to be used, the AK-MST MUST be installed BEFORE the fireplace is enclosed.
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WMC Series Woodburning Fireplace Attic Installation Ceiling Installation Fig. 19 Installing firestop spacer. hole and the angled portion extending down into the hole. FP593 SR/C Firestop spacers are not available for nor are they re- 11/20/97 quired on vertical walls. DO NOT put any sealant around the area where the outer pipe slides through the firestop spacer.
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adjacent combustible surfaces. (Combustible surfaces include burnable materials such as: ceiling members, joists, flooring, combustible insulation and roof struc- tures.) WARNING: DO NOT PACK REQUIRED AIR SPACES WITH INSULATION OR OTHER MATERIALS. Mark an outline of the roof hole around the center of the point nail.
Grille mum dimensions shown in Figure 24 of fireplace open- Opening ing must be protected with CFM Corporation Wall Shield Model SP40 or a specifically built wall shield described below. The special wall shield design described in Figure 19 is...
Hearth Installation A hearth extension is required to protect a combustible floor in front of the fireplace. Refer to Figure 24 for minimum dimensions and mounting detail. NOTE: Hearth Extension must not cover the air inlet/outlet opening of a fireplace. The hearth extension described in Figure 24 must be a durable noncombustible material with a minimum (to- tal) Rt value of 1.09;...
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WMC Series Woodburning Fireplace COMMON MATERIALS AND FACTORS MATERIAL EH2416 0.458 1.09 (CFM Corporation) Common Brick 0.10 R Value is for Z\x inch. * Units of K = BTU/SQ FT/HR/˚F/IN ** Thickness of Listed Material Fig. 25 Hearth extension material factors.
CFM Corporation fireplaces are designed to accept a 1/2" gas line for installation of an approved gas appli- ance. (CFM Corporation manufactures a wide variety of gas logs for use in CFM Corporation fireplaces.) Be sure to have the appliance installed in accordance with building codes.
WMC Series Woodburning Fireplace CFM Corporation reserves the right to make changes in design, materials, specificaitons, prices and discontinue colors and products at any time, without notice. WMC36/42 Woodburning Fireplace Item/Model Number 1. Damper Blade 2. Top Grille Painted (Used for top and bottom) 3.
CFM Corporation approved components. If you use an unapproved component to make any modifications, you may create a possible fire hazard and will void the CFM Corporation warranty. In addition, such action may void the coverage provided by the owner’s insurance.
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WMC Series Woodburning Fireplace 20000583...
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CFM Corporation will provide a replacement for any defective part at a cost to the consumer of CFM Corporation then current list price, FOB CFM Corporation factory. B. Firegrate, Glass Doors, Outside Air System:...
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