Mason-Lite MFP39VF Assembly, Installation And Operation Instructions

Vent free universal masonry firebox

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Installation and Operation
Instructions
If the information in these instructions is
not followed exactly, a fire or explosion may
result causing property damage, personal
injury or death.
Do not store or use gasoline or other
flammable 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 and follow the gas
supplier'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.
This firebox has been tested and approved
by PFS-TECO under ANSI Z21.91 for use
with any ANSI Z21.11.2 approved gas logs.
Report No. 08-154
Vent Free Universal Masonry Firebox
Models MFP39/44/49VF
WARNING:
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.
DO NOT INSTALL AN APPLIANCE IN THIS
FIREBOX UNLESS THIS FIREBOX MEETS
THE MINIMUM DIMENSIONS REQUIRED
FOR THE INSTALLATION.
INSTALLER: Leave this manual with the
appliance.
CONSUMER: Retain this manual for future
reference.
IMPORTANT:
READ THESE INSTRUCTIONS CAREFULLY
BEFORE STARTING INSTALLATION OF
THIS FIREPLACE.
Do not store gasoline or other flammable
vapors and liquids in the vicinity of this or any
other appliance.

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Summary of Contents for Mason-Lite MFP39VF

  • Page 1: Cover Page

    Installation and Operation Instructions Report No. 08-154 Vent Free Universal Masonry Firebox Models MFP39/44/49VF FOR USE ONLY WITH A LISTED GAS-FIRED WARNING: UNVENTED DECORATIVE ROOM HEATER If the information in these instructions is NOT TO EXCEED 40,000 BTU/H. not followed exactly, a fire or explosion may result causing property damage, personal DO NOT BUILD A WOOD FIRE.
  • Page 2: Table Of Contents

    FOR USE WITH LISTED ANSI Z21.11.2 UNVENTED DECORATIVE ROOM HEATERS NOT TO EXCEED 40,000 BTU/HR (11.723W) CONSULT WITH INSTRUCTIONS FOR THIS FIREBOX FOR FURTHER INFORMATION. 6391 Jurupa Ave., Riverside, CA 92504 MODEL No.: DATE OF MFG: CLEARANCES TO COMBUSTIBLES MFP39VF MFP44VF MFP49VF OPENING BOTTOM 0” 42” TO CEILING THIS APPLIANCE NEEDS FRESH AIR FOR SAFE OPERATION SERIAL No.
  • Page 3: Fireplace Parts Diagram

    Additional information is available from Masonry Fireplace Industries,Inc. Accessory orders Refractory Firebrick Liners will be accepted by mail, or you may call your order in (Herringbone Pattern shown, also available in Running Bond - at: (800)-345-7078. see Page 17) mason-lite.com...
  • Page 4: General Information

    The MASON-LITE is Designed for Use Only with any Vent free decorative gas log sets meeting standard ANSI Z21.11.2 Vent free decorative gas log sets meeting standard ANSI Z21.11.2, are supplied by others and are limited to any listed...
  • Page 5: Safety Information

    DO NOT USE OR STORE GASOLINE OR Do not add extra logs or ornaments such as pine cones, OTHER FLAMMABLE LIQUIDS OR GASES IN vermiculite, or rock wool. Using these added items can OR NEAR THE FIREPLACE! cause soot build-up. mason-lite.com...
  • Page 6: Installing Television (Tv) Above Fireplace

    Always check local codes and you cannot locate this information or have questions familiarize yourself with the surrounding construction. regarding this information. NOTE: The homeowner must understand that MFI does not take responsibility for any negative impact to televisions placed near this fireplace. mason-lite.com...
  • Page 7: Location

    IMPORTANT in a high seismic zones. Rebar is ONLY REQUIRED on Mason-Lite units in seismic zones 3 & 4 shown in the map in Vent-free heaters add moisture to the air. appendix III, page 20. We will supply rebar to all fireplaces...
  • Page 8: Supporting Floor System

    It is important to take into consideration that the load for View the Mason-Lite Fireplace must be considered as additional dead load that will have to be supported by the floor framing. Additional floor joists or I-joists may be required as determined by the licensed design professional.
  • Page 9: Weight Determination

    L + 0.5D is permitted to be substituted for the deflection resulting from L + D. Note that MASON-LITE cannot accept responsibility for structural floor support details. All drawings are presented as mere illustrations to indicate the presence of the underlying floor system. It is the responsibility of the general contractor/installer to consult with a local licensed design professional for guidance in building a proper floor support system.
  • Page 10: Clearances

    Figure 11 Warning to the structural engineer and/or building contractor: It is your responsibility to be certain that the Mason-Lite can be properly supported by the combustible floor system on which the fireplace will rest. Be advised that this engineering equation will be in addition to any live or dead weights that the floor has to carry.
  • Page 11: Interior Wall Materials

    Unvented Gas Logs. Installing an Air Kit through the side 8" MIN. NON-COMBUSTIBLE MATERIAL wall of the fireplace may affect the proper function of the ODS pilot system. Model MFP39VF 43” 73-1/2” Unusually Tight Construction MFP44VF 48”...
  • Page 12: Unconfined Space

    Other gas appliances* _______ Btu/hr controlled power vent. Heated air entering Total = _______ Btu/hr the attic will activate the power vent. Example: Gas water heater 40,000 Btu/hr Vent-free fireplace +36,000 Btu/hr Total = 76,000 Btu/hr mason-lite.com...
  • Page 13: Important Pre-Installation Information

    1) Mixing the MASON-LITE high temperature mortar – adjustments. You will require a 50 lb. bucket of MASON-LITE high temperature mortar which will be more than enough to 7) Once you have removed the shims, you will want to adequately affix all the fireplace components, one to the cover any gaps that may have resulted with the grout.
  • Page 14: Firebox Assembly Procedures

    This will minimize cracking of grout joint and provide maximum strength. Place the Mason-Lite Fireplace hearth base on top of your non-combustible floor. For concrete slabs, supporting floor needs to be rated at ASTM 90.
  • Page 15 FIREBOX ASSEMBLY PROCEDURES Continued Although you are cautioned to use Mason-Lite high 11. Place Lower Side Domes between Lintel and Lower temperature mortar sparingly because it does have Rear Dome to verify fit. The face with the rating plate such holding power, you should look over the firebox...
  • Page 16: Raised And Flush Hearth Application

    CSA Certified Manual Figure 28 IMPORTANT: All access holes must be grouted with high Shut-off Valve temperature mortar to seal any gaps or cracks. Tee-joint Approved Sediment Flexible Trap Gas Line 3” Minimum Pipe From External Nipple Regulator (11-14” W.C. pressure) mason-lite.com...
  • Page 17: Firebrick Liner Installation

    Modular Firebrick Lining free heater and fireplace. If this condition continues, contact If using our Mason-Lite Firebrick Liners, simply use an extra your gas appliance dealer to inspect the gas heater for bucket of high temperature mortar. Install Hearth Liner first, proper operation.
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  • Page 21 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ mason-lite.com...
  • Page 22 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ mason-lite.com...
  • Page 23: Limited Lifetime Warranty

    MASON-LITE FIREPLACE Masonry Fireplaces Industries, Inc. (MFI) warrants all Mason-Lite Fireplaces to be free from defects in materials that adversely affect fireplace performance for the lifetime of the product from the date of purchase, subject to the terms and conditions of this limited warranty.
  • Page 24: Installer/Customer/Unit Information

    Installer, please fill out the following information: Customer Address Date of Installation Location of Appliance Installer Dealer/Distributor contact number Fireplace Model Fireplace Serial # Printed in U.S.A. Masonry Fireplace Industries, Inc. Masonry Fireplace Industries, Inc. 6391 Jurupa Ave., Riverside, California 92504 Rev.

This manual is also suitable for:

Mfp44vfMfp49vf

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