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Models:
BV4536, BV5142
WARNING
IF THE INFORMATION IN THESE INSTRUCTIONS
IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO-
SION MAY RESULT CAUSING PROPERTY DAM-
AGE, PERSONAL INJURY OR LOSS OF LIFE.
— Do not store or use gasoline or other flam-
mable 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 suppli-
er's instructions.
• If you cannot reach your gas supplier,
call the fire department.
— Installation and service must be performed
by a qualified installer, service agency or
the gas supplier.
WARNING: Improper installation, adjustment,
alteration, services or maintenance can cause
injury or property damage. Refer to this man-
ual. For assistance or additional information
consult a qualified installer, service agency or
the gas supplier.
Super B-Vent Series
Natural Vent Gas Fireplace
Installation & Operating Instructions
DUE TO HIGH TEMPERATURES, THE APPLI-
ANCE SHOULD BE LOCATED OUT OF TRAF-
FIC AND AWAY FROM FURNITURE AND DRAP-
ERIES.
CHILDREN AND ADULTS SHOULD BE ALERT-
ED TO THE HAZARDS OF HIGH SURFACE
TEMPERATURE AND SHOULD STAY AWAY TO
AVOID BURNS OR CLOTHING IGNITION.
YOUNG CHILDREN SHOULD BE SUPERVISED
WHEN THEY ARE IN THE SAME ROOM AS THE
APPLIANCE.
CLOTHING OR OTHER FLAMMABLE MATE-
RIAL SHOULD NOT BE PLACED ON OR NEAR
THE APPLIANCE.
KEEP THE ROOM AREA CLEAR AND FREE
FROM COMBUSTIBLE MATERIALS, GASO-
LINE AND OTHER FLAMMABLE VAPORS AND
LIQUIDS.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future refer-
ence.
41D2001 2/09 Rev. 6
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Table of Contents
Related Manuals for Majestic Super B-Vent Series BV4536
Summary of Contents for Majestic Super B-Vent Series BV4536
- Page 1 Super B-Vent Series Natural Vent Gas Fireplace Installation & Operating Instructions Models: BV4536, BV5142 WARNING IF THE INFORMATION IN THESE INSTRUCTIONS IS NOT FOLLOWED EXACTLY, A FIRE OR EXPLO- SION MAY RESULT CAUSING PROPERTY DAM- AGE, PERSONAL INJURY OR LOSS OF LIFE. —...
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Page 2: Table Of Contents
BV4536, BV5142 Natural Vent Gas Fireplace TABLE OF CONTENTS Thank you and congratulations on your purchase of an MHSC Fireplace Please read the Installation and Operation Instructions before using the appliance! IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. -
Page 3: Important Safety Information
IMPORTANT SAFETY INFORMATION BV4536, BV5142 Natural Vent Gas Fireplace INSTALLER OWNER Please leave these instructions with the appliance. Please retain these instructions for future reference. • Read this owner’s manual carefully and completely before trying to assemble, operate, or service this fireplace. •... -
Page 4: Code Approval
IMPORTANT SAFETY INFORMATION BV4536, BV5142 Natural Vent Gas Fireplace Continued on Page 4 18. Do not use fireplace if any part has been exposed to 14. Do not use any solid fuels (wood, coal, paper, card- or has been under water. Immediately call a quali- fied service person to arrange for replacement of the board, etc.) in this fireplace. -
Page 5: Pre-Installation Information High Elevations
PRE-INSTALLATION INFORMATION BV4536, BV5142 Natural Vent Gas Fireplace HIGH ELEVATIONS Input ratings are shown in BTU per hour and are certified without deration for elevations up to 4,500 feet (1,370 m) above sea level. For elevations above 4,500 feet (1,370 m) in USA, installation must be in accordance with the cur- rent ANSI Z223.1/NFPA 54 and/or local codes having jurisdiction. -
Page 6: Fireplace Dimensions
BV4536, BV5142 Natural Vent Gas Fireplace FIREPLACE DIMENSIONS 33 ” Figure 1 - 23 ” BV4536 Dimensions 11 ” 22 ” 41” 44 ” 36” 26” 7 ” 7 ” 45” 2 ” 39 ” Figure 2 - 412001 BV5142 Dimensions BV4536 dims 23 ”... -
Page 7: Fireplace Framing
BV4536, BV5142 Natural Vent Gas Fireplace FIREPLACE FRAMING FIREPLACE FRAMING Firebox framing can be built before or after the appliance is set in place. Construct firebox framing fol- lowing Figure 3 and the chart below for your specific installation requirements. Refer to Page 6, Figures 1 &... -
Page 8: Fireplace Location
BV4536, BV5142 Natural Vent Gas Fireplace PRE-INSTALLATION INFORMATION FIREPLACE LOCATION Plan for the installation of your appliance. This includes determining where the unit is to be installed, the vent configuration to be used, framing and finishing details, and whether any optional acces- sories (i.e. -
Page 9: Clearances To Combustibles
CLEARANCES BV4536, BV5142 Natural Vent Gas Fireplace CLEARANCES TO COMBUSTIBLES The appliance is a zero clearance fireplace with ribs/spacers defining the minimum space to the sheet metal outer shell. Combustibles may be placed up against these spacers. Do NOT place combustibles (i.e. -
Page 10: Installation Information
INSTALLATION INFORMATION BV4536, BV5142 Natural Vent Gas Fireplace POSITIONING THE FIREPLACE 1. Bend out the four (4) nailing flanges located on the sides of the fireplace. For 5/8” drywall, use the two (2) outer most flanges. For 1/2” drywall, use the two (2) inner flanges. 2. -
Page 11: Vent Installation
VENT INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace The following venting instructions are provided as a general guideline. Always check with pipe manufacturer for venting requirements. INSTALLATION PRECAUTIONS Consult local building codes before beginning the installation. The installer must make sure to select the proper vent system for installation. -
Page 12: Vertical Venting W/Elbows
VENT INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace VERTICAL VENTING WITH TWO (2) 45° ELBOWS Never use more than two (2) 45° elbows. When using adjustable elbows, never exceed 45°. NOTE: A and B must satisfy this condition: A + B < 40’ Maximum A + B >... -
Page 13: Firestop Installation
VENT INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace FIRESTOP INSTALLATION A ceiling firestop must be installed if the vent passes through a ceiling. Refer to the instructions from the pipe manufacturer. To position firestop refer to Figures 9 and 10. Only one (1) firestop required per frame. -
Page 14: Vertical Termination
VENT INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace VERTICAL TERMINATION Major building codes specify a minimum vent height above the rooftop depending on the pitch of the roof. Refer to Figure 12 for minimum heights, provided the termination cap is at least 8’ from a vertical wall and 2’... -
Page 15: Outside Air Kit
OUTSIDE AIR KIT BV4536, BV5142 Natural Vent Gas Fireplace To operate this appliance, the outside air kit MUST be installed and operational. Operation without the outside air kit may result in high temperature on combus- tible materials and possible spillage of combustion product into the living area. -
Page 16: Fireplace Installation
BV4536, BV5142 Natural Vent Gas Fireplace FIREPLACE INSTALLATION CHECK GAS TYPE Use proper gas type for the fireplace you are installing. If you have conflicting gas types, do not install fireplace. See dealer where you purchased the fireplace for proper fireplace for your gas type. -
Page 17: Fireplace Installation
BV4536, BV5142 Natural Vent Gas Fireplace FIREPLACE INSTALLATION A manual shut-off valve must be installed Only persons licensed to work with gas upstream of the appliance. Union tee and piping may make the necessary gas plugged 1/8” NPT pressure tapping point connections to this appliance. -
Page 18: Check Gas Pressure
BV4536, BV5142 Natural Vent Gas Fireplace CHECKING GAS PRESSURE 1. Check gas type. The gas supply must be the same as stated on the appliance’s rating decal. If the gas supply is different from the fireplace, STOP! Do not install the appliance. Contact your dealer immediately. -
Page 19: Electrical Installation
ELECTRICAL INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace ELECTRICAL WIRING Electrical connections should only be performed by a qualified, licensed electrician. Main power must be off when connecting to main electrical power supply or performing service. All wiring shall be in compliance with all local, city and state codes. -
Page 20: Electronic Pilot Ignition Wiring
BV4536, BV5142 Natural Vent Gas Fireplace ELECTRICAL INSTALLATION ELECTRONIC PILOT IGNITION WIRING Pilot must be lit and the valve control knob turned to the “ON” position. Meter leads must be con- nected to the TP and TH/TP terminals on the control valve. •... -
Page 21: Final Installation
FINAL INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace WALL FINISHING Combustible Materials: Materials made of, or surfaced with wood, compressed paper, plant fibers or other materials that are capable of being ignited and burned. Such materials are considered combus- tible even though flame proof, fire retardant, treated or plastered. Noncombustible Materials: Materials which will not ignite and burn. -
Page 22: Glass Bi-Fold Door Installation
BV4536, BV5142 Natural Vent Gas Fireplace FINAL INSTALLATION GLASS BI-FOLD DOOR INSTALLATION 1. Remove and discard the two (2) screws that secure the C-Channel below the top opening of the fireplace. 2. Attach bottom rail to unit with two (2) sheet metal screws. Figure 20 3. -
Page 23: Damper Operation
FINAL INSTALLATION BV4536, BV5142 Natural Vent Gas Fireplace DAMPER OPERATION 1. When damper lever is all the way to the left and locked into position, the damper system is closed. Figure 22 2. Pull damper lever forward and unlock from closed position by swinging damper lever to the right. -
Page 24: Operating Instructions
BV4536, BV5142 Natural Vent Gas Fireplace OPERATING INSTRUCTIONS BEFORE LIGHTING THE FIREPLACE • Read the IMPORTANT SAFETY INFORMATION section at the beginning of this manual. • Before lighting, check the fireplace for possible gas leaks. • Before lighting, check for possible obstructions that could be blocking the vent termination or the front louver. -
Page 25: What To Do If You Smell Gas
OPERATING INSTRUCTIONS BV4536, BV5142 Natural Vent Gas Fireplace FOR YOUR SAFETY READ BEFORE LIGHTING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal in- jury or loss of life. A. This appliance is equipped with a pilot which must be lit with an ignitor while following these instructions exactly. B. -
Page 26: Lighting Instructions Millivolt
BV4536, BV5142 Natural Vent Gas Fireplace OPERATING INSTRUCTIONS LIGHTING INSTRUCTIONS MILLIVOLT 1. STOP! Read the safety information before pro- 8. With the control knob pushed in, push in and re- ceeding. lease the piezo ignitor button to light the pilot. 2. -
Page 27: Lighting Electronic Ignition
OPERATING INSTRUCTIONS BV4536, BV5142 Natural Vent Gas Fireplace FOR YOUR SAFETY READ BEFORE LIGHTING If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal in- jury or loss of life. A. This appliance is equipped with an ignition device (Piezo) which automatically lights the pilot. Do NOT try to light the burner by hand. -
Page 28: Cleaning And Maintenance
BV4536, BV5142 Natural Vent Gas Fireplace CLEANING and MAINTENANCE Turn off gas before servicing fireplace. It is recommended that a qualified service technician perform these check-ups at the beginning of each heating season. Thermocouple BURNER, PILOT AND CONTROL COMPARTMENT Thermopile Keep the control compartment, logs and burner areas surrounding the logs clean by vacuuming or brushing at least twice a year. -
Page 29: Vent System
CLEANING and MAINTENANCE BV4536, BV5142 Natural Vent Gas Fireplace VENT SYSTEM The fireplace and venting system should be inspected before initial use and at least annually by a quali- fied field service person. Inspect the external vent cap on a regular basis to make sure that no debris is interfering with the airflow. -
Page 30: Troubleshooting
BV4536, BV5142 Natural Vent Gas Fireplace TROUBLESHOOTING STANDING PILOT IGNITION SYMPTOM POSSIBLE CAUSE ACTION 1. Spark igniter A. Wire disonnected. A. Open door and check to make sure wire is connected to will not light pi- igniter. lot after repeat- B. - Page 31 TROUBLESHOOTING BV4536, BV5142 Natural Vent Gas Fireplace ELECTRONIC IGNITION START 1. Turn gas supply off. Check: Line voltage (120VAC) 2. Turn ON/OFF switch to “ON” Low voltage transformer (19.5 minimum VAC) Power to module (24V Normal) ON/OFF switch Wiring connections Is there a spark across Unplug ignition lead and ignitor sensor gap?
- Page 32 BV4536, BV5142 Natural Vent Gas Fireplace TROUBLESHOOTING GENERAL TROUBLESHOOTING SYMPTOM POSSIBLE CAUSE ACTION 1. Glass soots. A. Flame impingement on A. Install log set per instructions. logs. Inspect the injector and air intake area. Make sure this area does not have any blockage from debris and clean.
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Page 33: Replacement Parts
REPLACEMENT PARTS BV4536, BV5142 Natural Vent Gas Fireplace Firebox Components, Standard and Accessories 6,7,8 Ref. Description Qty. BV4536 BV5142 Hi Temperature Limit Switch 41D0202 41D0202 Firebrick Walls (T Brown) 1 Set FB4536W9TB FB5142W9TB 412001 Firebrick Center 41D2015 41D2016 BV4536, 5142 parts 1/09 Firebrick Left Side 41D2013... -
Page 34: Standing Pilot - Millivolt Control
REPLACEMENT PARTS BV4536, BV5142 Natural Vent Gas Fireplace Engine Components Standing Pilot - Millivolt Control Ref. Description Qty. BV4536NV BV4536PV BV5142NV BV5142PV Gas Valve Assembly 26D0506 26D0507 26D0506 26D0507 Pilot Assembly 41D0327 41D0328 41D0327 41D0328 412001 Burner Tube 41D0031K 41D0031K 41D0031K 41D0031K BV4536 5142 parts... -
Page 35: Warranty
BV4536, BV5142 Natural Vent Gas Fireplace LIMITED LIFETIME WARRANTY POLICY LIFETIME WARRANTY The following components are warranted for life to the original owner, subject to proof of purchase; Firebox, Combus- tion Chamber, Heat Exchanger, Grate and Stainless Steel Burners. FIVE YEAR WARRANTY The following components are warranted for five (5) years to the original owner, subject to proof of purchase;... - Page 36 MHSC 149 Cleveland Drive • Paris, Kentucky 40361 www.mhsc.com FEBRUARY 2009 41D2001 • Rev. 6...