BUCK STOVE MODEL 42ZCBB VENTLESS FIREBOX ENCLOSURE FOR GAS-FIRED DECORATIVE TYPE UNVENTED ROOM HEATERS FOR USE WITH OPTIONAL WOODEN FLUSH MOUNT MANTEL (FF) AND OPTIONAL WOODEN SURROUND (WS) (UNIVERSAL BOX) FOR USE ONLY WITH A LISTED GAS-FIRED UNVENTED DECORATIVE ROOM HEATER NOT TO EXCEED 40,000 BTU/H DO NOT BUILD A WOOD FIRE Carefully review the instructions supplied with the decorative type unvented room heater for the minimum fireplace size requirement.
TABLE OF CONTENTS Safety Information and Warnings ....................................................................................... 3 Installation ........................................................................................................................... 5 Firebox and Framing Dimensions (ZC) (FF) ...................................................................... 6 Firebox Clearances (ZC) (FF) ..........................................................................................
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SAFETY INFORMATION WARNINGS IMPORTANT: READ THIS OWNER’S MANUAL CAREFULLY AND COMPLETELY BEFORE TRYING TO ASSEMBLE, INSTALL, OPERATE, OR SERVICE THIS APPLIANCE (FIREBOX ENCLOSURE). Early signs of carbon monoxide poisoning resemble the flu, with headaches, dizziness, and/or nausea. If you have these signs, the heater may not be working properly. Get fresh air at once! Have heater serviced.
WARNING DO NOT USE A BLOWER INSERT, HEAT EXCHANGER INSERT, OR OTHER ACCESSORY NOT APPROVED FOR USE WITH THIS HEATER. THIS HEATER SHALL NOT BE INSTALLED IN A CONFINED SPACE UNLESS PROVISIONS ARE MADE FOR ADEQUATE COMBUSTION AND VENTILATION AIR. ”See Page 13, for “Producing Adequate Ventilation”. NOTE: THIS IS A VENTLESS FIREBOX ENCLOSURE (UNIVERSAL) FOR GAS FIRED DECORATIVE TYPE UNVENTED ROOM HEATERS. IT WILL ACCEPT ANY GAS LOGS UP TO 40,000 BTU’S AS LONG AS MEET THE MINIMUM THE LOGS WILL FIT.
INSTALLATION Your New Buck Ventless Firebox Enclosure may be installed in Residential or *After-Market Manufactured Mobile Homes. This appliance may be installed in an *After Market Manufactured Mobile Home, where not prohibited by state or local codes. * (After Market: Completion of sale, not for the purpose of resale from the manufacturer). NOTE: See page 13 for “Producing Adequate Ventilation”. CHOOSING THE LOCATION FOR YOUR FIREBOX Figure 1 shows some of the many ways your firebox may be installed.
FIREBOX AND FRAMING DIMENSIONS (ZC) & (FF) NOTE: SEE PAGE 10 IF AN OPTIONAL WOODEN FLUSH MOUNT MANTEL FRONT (FF) IS TO BE USED. WARNING: NOTCHING 38 1/8" 36-5/8" 35-5/8" 35 1/2" 18-15/16" 20 1/2" 33-1/8" 42 3/8" OF THE FRAMING AROUND THE STANDOFFS (SPACERS) OR ALTERATION OF THE STANDOFFS CAN CAUSE A FIRE OR MAY RESULT IN PROPERTY DAMAGE, PERSONAL INJURY, OR LOSS OF LIFE.
FIREBOX CLEARANCES The firebox may be placed directly on a combustible floor, firebox before installing. against a combustible wall at marked clearances, or on a COMBUSTIBLE MATERIALS MUST NOT BE INSTALLED OVER OR TOUCH ANY BLACK PAINTED SURFACE. DO raised wooden platform. NOT BLOCK HEAT CIRCULATING AIR OUTLETS. DOING If the firebox is to be installed on a raised wooden SO MAY RESULT IN POTENTIAL FIRE HAZARDS. platform, the platform must be a continuous level surface. 1.
FINISHING YOUR FIREBOX materials before using them on the face of the firebox. Some of these products contain combustible materials. Combustible wall coverings such as paneling or wallboard may not overlap the black face of the firebox. The space between the wall covering and the firebox should be sealed with a heat resistant material such as rock wool insulation or mortar.
MANTEL PROFILES FOR VENTLESS FIREBOX ENCLOSURE (UNIVERSAL BOX) ZERO CLEARANCE CABINET MUST BE FOLLOWED A COMBUSTIBLE MATERIALS 3 1/2” 3/4” 3” STANDOFF B 42ZCBB CANOPY 4” FIGURE 5 MANTEL CLEARANCES MANTEL WIDTH (“A” inches) MANTEL HEIGHT (“B” inches above firebox opening) 6.0 8.0 10.0 12.0 14.0 14.0 14.0 16.
INSTALLATION INSTRUCTIONS FOR MODEL 42ZCBB OPTIONAL WOODEN FLUSH MOUNT MANTEL FRONT (FF) (KIT#PAKDM42ZCBBFF) “NOTE: Follow the framing instructions on page(s) 6 & 7. With the exception of the placement of the 42ZCBB in the framed opening . The 42ZCBB must be placed with the front surface of the appliance 1-9/16” out from the finished wall. This well allow the FF to set flush with the front of the 42ZCBB”. CLEARANCES: 1.
INSTALLATION INSTRUCTIONS FOR MODEL 42ZCBB OPTIONAL WOODEN SURROUND (WS) (KIT# PAKDM42ZCBB) CLEARANCES: 1. Sidewall Clearances: Clearances from the side of the firebox opening to any adjacent combustible wall should not be less than 7". See Figure 4 2. Ceiling Clearances: The ceiling height should not be less than 42" from the top of the firebox opening. ASSEMBLY INSTRUCTIONS: Tools Needed: Medium Phillips Screwdriver Step 1: Lay out all components.
REAR VIEW After assembling the WS you must insert the 42ZCBB. It is best to insert the 42ZCBB from the rear of the WS, this gives you more area to hold the 42ZCBB and reduces the risk of scratching the surface of the front area of the base (hearth) area. Flush and center the 42ZCBB’s front in the WS. You can attach the 42ZCBB to the WS with “L” brackets at the rear sides of the 42ZCBB (brackets not provided).
PRODUCING ADEQUATE VENTILATION NOTICE: Information on provisions for adequate combustion and ventilation air are located in the unvented room heater ‘s installation instructions. The unvented room heater’s instructions must be followed exactly. This section is used for residential installation or mobile home installation. UNCONFINED SPACE: An unconfined space has a minimum air volume of 50 cubic feet for each 1,000 BTU/Hr (4.
3. Add the BTU/Hr of all fuel burning appliances in the space. Vent-Free Heater _________________________BTU/Hr. Gas Water Heater* _________________________BTU/Hr. Gas Furnace _________________________BTU/Hr. Vented Gas Heater _________________________BTU/Hr. Gas Fireplace Logs _________________________BTU/Hr. Other Gas Appliance* +_________________________BTU/Hr. Total = _________________________BTU/Hr. Example: Gas water heater Vent-free heater Total + = 40000 BTU/Hr. 18000 BTU/Hr. 58000 BTU/Hr.
VENTILATION AIR VENTILATION AIR FROM INSIDE BUILDING This fresh air would come from an adjoining unconfined space. When venting to an adjoining space, you must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor on the wall connecting the two spaces (see Options 1 and 2, Figure 6). You can also remove door into adjoining room (see Option 3, Figure 6). WARNING REWORK WORKSHEET, ADDING THE SPACE OF THE ADJOINING UNCONFINED SPACE.
VENTILATION AIR FROM OUTDOORS Provide extra fresh air by using ventilation grills or ducts. You must provide two permanent openings: one within 12" of the ceiling and one within 12" of the floor. Connect these items directly to the outdoors. These spaces include attics and crawl spaces. Follow the National Fuel Gas Code NFPA 54/ANSI Z223.1, Section 4.3, “Air For Combustion and Ventilation” for required size of ventilation grills or ducts.
OPTIONAL BLOWER INSTALLATION The Model 42ZCBB has an optional MA ZCBB714 blower kit that can be purchased from your dealer. You will need to follow these steps and the diagram below and the wiring diagram on page 15. NOTE: The receptacle which is provided in the Model 42ZCBB must be wired into your home (residence) in order to have electricity to operate the blower motor. If the receptacle hasn’t been wired in during installation of the 42ZCBB you may need to contact a licensed electrician.
WARNING: CHILDREN AND ADULTS SHOULD BE ALERTED OF HIGH SURFACE TEMPERATURE AND SHOULD STAT AWAY TO AVOID BURNS OR CLOTHING IGNITION. YOUNG CHILDREN SHOULD BE CAREFULLY SUPERVISED WHEN THEY ARE IN THE SAME ROOM WITH THE APPLIANCE. WARNING: DO NOT PLACE CLOTHING OR OTHER FLAMMABLE MATERIAL ON OR NEAR THE APPLIANCE. WIRING DIAGRAM (MA ZCBB714) REV. DATE BY D IS C R IP T IO N APRVD BLACK WHITE Figure 8 NOTE: “If any of the original wire must be replaced, it must be replaced with type 105o C.
REPLACEMENT PARTS 1. PULL SCREEN (2) PER UNIT 2. SCREEN RODS (2) PER UNIT 3. REAR REFRACTORY AND SIDE REFRACTORY 2 PIECES PER UNIT 6. CANOPY 7. DOOR KIT (PART# MAZCBBDOORS) PARTS MAY BE OBTAINED THROUGH YOUR LOCAL NBC DEALER. IN ABSENCE OF A DEALER, PLEASE CONTACT NEW BUCK CORPORATION AT P.O. BOX 69, 8000 HWY 226 SOUTH, SPRUCE PINE, NC 28777.
NEW BUCK CORPORATION We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We offer no other warranty, expressed or implied.