Monessen Hearth BWBC400MHB manual

36" and 42" F ACT OR Y -BUIL T WOOD BURNING FIREPLACES FOR MANUF ACTURED HOMES INST ALLA TION AND OPERA TING INSTRUCTIONS READ BEFORE INST ALLING. SA VE THESE INSTRUCTIONS MODELS BWBC400MHB BWBC500MHB F ACTOR Y -BUIL T FIREPLACES U.L. FILE NO. MH7603 These fireplaces have been tested to U.L. Safety Standard 127, and listed by Underwriter[...]

2 61D0087 CONTENTS Listing and Code Approval .............................................. 2 Important Safety Information .......................................... 3 Fireplace Usage ................................................................ 4 Product Features .............................................................. 5 How This Fireplac[...]

61D0087 3 INST ALLER Please leave these instructions with the owner . OWNER Please retain these instructions for future reference . IMPORT ANT SAFETY INFORMA TION Do not use a fireplace insert or other product not specified for use with this fireplace. CAUTION Improper installation or use of this fireplace will void its warranty and can cause: ?[...]

4 61D0087 FIREPLACE USAGE These fireplaces are for use in manufactured homes. Burn solid wood fuel only or use only with one of the gas log appli- ances described below . These fireplaces are intended for supplemental heating only and are not intended for use as a primary heating system. These fireplaces are designed to sit directly on a combust[...]

61D0087 5 FIREPLACE USAGE If a gas app liance is instal led in one of the fireplaces, insta llation must be in accordance with nation fuel gas code ANSI Z223.1 Guid elines for safely instal ling and operating one of the gas appliances (gas lot set) described above are contained in the instructions provided with the gas appliance.The installer of t[...]

6 61D0087 As wood is burned in the fireplace, room air enters the fireplace through its “cool air inlet”, circulates aroun d the firebox, and exit s the fireplace thro ugh its “warm air outlet.” See Figure 2. This air circulation cools the firebox. HOW THIS FIREPLACE WORKS Do no t b loc k o r r est ric t air ci rcu lat io n i n a ny ma[...]

61D0087 7 For lar ge fires, the maximum heating benefit from the fireplace will be obtai ned with its glass door s fully open. The open doors will allo w mo re rad iant h eat to b e emitt ed out of the fr ont op ening of the fir epla ce. Wh en the gl ass doors are open, close the fir eplace ’ s mesh scr eens to h elp ke ep bur ning ember s f[...]

8 61D0087 Do not install fireplace over carpeting. CAUTION FIREPLACE LOCA TION The following factors should be taken into consideration: • This fireplace should have sufficient access for its safe operation and main- tenance. • The SVTR firestop thimble allows chimney to be passed between joist and rafters or trusses placed 16" on cent[...]

61D0087 9 A 7 1 / 2 " 6 1 / 2 " 6 1 / 2 " 34 3 / 8 " 1 / 2 " or 5 / 8 " Drywall Spacers 21 " 10 " 13 1 / 2 " 21 1 / 2 " 2 5 / 8 " 17 1 / 4 " 7 " 9 7 / 8 " Gas 9 5 / 8 " Air Kit 1 / 2 " or 5 / 8 " Drywall Spacers 13 3 / 4 " Electrical 21 3 / 4 " Framing Di[...]

10 61D0087 52" (400 Models) 66" (500 Models) 16" Min. (400 Unit) 20" Min. (500 Unit) 21" 21 1 / 2 " 40 1 / 2 " 40 1 / 8 " (400 Unit) 46 1 / 8 " (500 Unit) SAFETY STRIP INST ALLA TION Y ou must place the metal safety strip (packed with your fireplace in two pieces) beneath the fireplace front before ins[...]

61D0087 1 1 16"min. - 400 unit 20" min. - 500 unit 8 " 8 " Figure 9 - Installing Hearth Extension and Metal Safety Strip On ly i ns t al l me ta l s af et y strip horizontal to the fireplace. W ARNING Fireplace Metal Safety Strip *HEARTH EXTENSION EQUIV ALENTS Hearth ext ensions are made of a 1 / 2 " thick piece of **MICOR[...]

12 61D0087                   [...]

61D0087 13 10' min. Height Storm Collar Bottom of Fireplace W arm Air Outlet — Do Not Block! Galvanized Metal Strip Glass Door Accessory Cool Air Inlet — Do not Block! Round Chimney Cap Model SC Flue Outlet Height Roof Flashing Model 612 T op Spacer Flexible Duct T ype FP-6-U Nail Down Strap Combustion Air Assembly Model AK6A Front-to-Back[...]

14 61D0087 For your safety , some of the important things to remember in regard to chimneys are listed below: • Use only parts and accessories labeled for use with this fireplace. • Use only undamaged parts and accessories. • Enclose the chimney where it passes through the living spaces to prevent contact with and possible damage to the chim[...]

61D0087 15 CHIMNEY INST ALLA TION Figure 13 - Standard Roof FIRESTOP THIMBLE AND THIMBLE EXTENSION A firestop thimble is required in the chimney installation of all fireplaces safety-certified for installation in manufactured homes. For shielding purposes, the firestop thimble must pass through the manufactured home ceiling and extend up to the[...]

16 61D0087 FIRESTOP THIMBLE AND THIMBLE EXTENSION (CONTINUED) 3. For unventilated cathedral type ceiling on double-wide manufactured homes, the firestop thimble should extend through both the ceiling and roof structures. See Figure 15 . 4. Install first chimney section by inserting the male end of the flue (the smallest diameter pipe) into the ?[...]

61D0087 17 ELBOW INST ALLA TION The following are important points that should be observed when installing elbows on the fireplace. 1. Securely nail down all four (4) support straps to the surround- ing structure of all elbows not installed directly on top of the fireplace. IMPORT ANT : Use a minimum of two (2) 8-penny nails per strap. This allow[...]

18 61D0087 CHIIMNEY INST ALLA TION OFFSET INST ALLA TION SEQUENCE Determine the location and amount of of fset required. Select the combinations of chimney sections and elbows required from the Chimney Height and Offset Charts. Continued Height (Inches ) Intermediate Sections 12" 18" 36" 48" 35 39 47 0 2 0 0 1 0 1 0 0 0 0 1 52 5[...]

61D0087 19 3' min. 2' min. 10' CHIIMNEY INST ALLA TION OFFSET INST ALLA TION SEQUENCE (CONTINUED) 1. Install the first SE30 elbow by placing the male end of the 8" diameter flue elbow into the mating part of the fireplace or chimney section. Press down until the snap locks engage. 2. Insert the female end of the 11" diam[...]

20 61D0087 CHIIMNEY INST ALLA TION 1. Extend the regular chimney sections until the top of the chimney is 4" below the total flue height desired. 2. Remove the shingles from around the chimney so that the flashing may be installed and sealed. For metal roofs: Install flashing on top of roof covering. Nail flashing down with at least eight [...]

61D0087 21 OUTSIDE COMBUSTION AIR Fireplaces in manufactured homes must be supplied with outside combustion air . W ARNING These fireplaces are provided with model AK6A combustion air kit (for floor installation only) to supply outside combustion air to the fireplace. If outside wall installation or ceiling/soffit installation is preferred, pur[...]

22 61D0087 TRIM AND MANTEL INST ALLA TION FOR WOOD BURNING FIREPLACES • The fireplace face may be left exposed or trimmed with material such as brick, stone, or marble. If trim is ins talled, fasten it securely to face of fireplace. Seal any cracks between trim material and face of fireplace. Cracks can cause a fire and prevent fireplace fro[...]

61D0087 23 Fan Motor 1 Fan Motor 2 On/Off Rocker Switch (SPST) Cord Set 120V , 60Hz Fireplace Receptacle Box Ground Field Wire to 60Hz, 120 V AC, 15AMP Electrical Circuit 12"max. A B This fireplace is equipped with a fan assembly to help circulate heat pro- duced by the fireplace. The energy used by the fan assembly will be less than a 30 wa[...]

24 61D0087 GLASS DOOR INST ALLA TION REMOVING GLASS DOORS Y ou need to remove the glass doors to replace a damaged glass panel, to replace a refractory component inside the fireplace, or to more easily access glass panels for cleaning purposes. Always use gloves and eye protection when handling glass doors in case g l a s s i s a cc id en ta l l y[...]

61D0087 25 1 1 / 4 " 1 1 / 4 " REPLACING A GLASS P ANEL 1. After removing door assembly , place the door assembly face down on a solid flat surface pro- tected by cloth, cardboard, etc. 2. Carefully remove any broken or damaged glass panel. Locate glass spring retainers which keep the glass panels in the upp er and lower trim chan - nels[...]

26 61D0087 C B A REINST ALLING GLASS DOOR 1. Insert the door ʼ s bottom pivot pin into the appropriate pivot bushing located in the bottom panel of the fireplace. See Figur e 30. 2. W ith the door assembly folded together , gently maneuver the door assemblyʼ s upper pivot pin into the hole in the adjust- able spring clip located in the top track[...]

61D0087 27 FIREPLACE OPERA TION ADV ANT AGES OF A WOOD BURNING FIREPLACE These are practical and ecological advantages of using wood as a fuel. Also to be considered is the aesthetic appeal. Most of us consider a wood fire with nostalgia. W e enjoy the aroma and find the flickering light of a cozy hearth reminding us of things past. W ood has a [...]

28 61D0087 WOOD VS. FOSSIL FUELS Compared to fossil fuels, a full cord of dry hickory weighs about two tons and is approximately equal in heating value to a ton of hard coal. On a per pound basis, heavy hardwoods have about half the heating value of coal. The table below shows the relative densities and heat values of a variety of dry woods. V arie[...]

61D0087 29 FIREPLACE OPERA TION GLASS DOORS The glass doors on the fireplace must be fully open while building a fire. The glass doors may be closed after the fire is established, but do not close the doors on an excessively hot fire as this may harm the glass in the doors. The glass must be allowed to warm slowly . The tempered glass in the do[...]

30 61D0087 MAINTENANCE FIREPLACE MAINTENANCE At the end of each heating season or when the fireplace will not be in use for an extended time, the ashes should be removed and the hearth area should be swept clean. The slow absorption of moisture into the ashes over a long period of time could corrode metal fireplace parts. At the beginning of each[...]

61D0087 31 MAINTENANCE REFRACTOR Y COMPONENTS MAINTENANCE Over time, expansion and contraction will cause minor cracking of the hearth, back, and side refractory components. This is normal and unavoidable. If the cracks become large enough or parts dis- lodge and metal behind the refractory is exposed, the refractory components should be replaced w[...]

32 61D0087 CHIMNEY MAINTENANCE Creosote, Formation and Need for Removal When wood is burned slowly , it produces tar and other organic vapors which combine with expelled moisture to form creosote. The cre osote vapors condense in th e rela tively cool chimney flue of a slow-burning fire. As a result, creosote residue accumulates on the flue lini[...]

61D0087 33 MAINTENANCE AND SAFETY CHECKLIST OF DO’S AND DON’T s DO’ s 1. Do ch eck w ith lo cal b uild ing o ffici als to be sur e the in stal - lation of the fireplace complies with all building codes and requirements. Obtain required building permits. Do plan your installation with safety as you primary consid- eration. 2. Do use only the[...]

34 61D0087 1 2 3 4 5 6 7 8 9 10 1 1 12 13 14 17 17 15 16 18 19 20 21 22 REPLACEMENT P ARTS Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approv ed with this appliance may result in property damage or personal injury . W ARNING REPLACEMENT P ARTS ARE A V AILABLE THROUGH YOUR RET AILER[...]

61D0087 35 REPLACEMENT P ARTS Item Description Qty BWBC400MHB BWBC500MHB 1 Weldment Air Door Rod 1 031867 031867 2 Firescreen Panels 2 61D0001 61D0003 3 Back Firebrick Assembly 1 61D0102 61D0107 4 Side Firebrick Assembly 2 61D0101 61D0101 5 Painted Grate Assembly 1 61D0020 61D0022 6 Hearth Refractory Assembly 1 61D0100 61D0106 7 Rocker Switch 1 32D[...]

36 61D0087 Item Part No. Description 1 SE30 Elbow offset/return package containing two 8" diameter 30° elbows 2 612 0 to 6/12 variable pitch roof flashing for contemporary installation; one 612 flashing required with SC round chimney cap on 0 to 6/12 pitch roof 3 SC Round chimney cap for contemporary installation; includes storm collar 4 H1[...]

61D0087 37 NOTES[...]

38 61D0087 NOTES[...]

61D0087 39 A TTENTION APPLIANCE INST ALLER PLEASE RETURN THESE OPERA TING AND INST ALLA TION INSTRUCTIONS T O THE CONSUMER! NOTES[...]

September 2004 P/N 61D0087 • Rev . 1 LIMITED W ARRANTY F ACTOR Y -BUIL T FIREPLACE AND COMPONENTS (EXCEPT BLOWERS) WHA T IS COVERED AND FOR HOW LONG • Five-Y ear Coverage: For five years from the date this fireplace and components are first purchased for use, Monessen Hearth Systems will, at its option, repair or replace any defective part o[...]