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Installation and Operation
Instructions
Ce manuel est disponible en français,
simplement en faire la demande.
Masonry Firebox
Do not install this fireplace directly on combustible material. For combustible floor installation,
a Mason-Lite Metal Base or other approved non-combustible support structure must be used.
See Accessories on page 34.
Improper installation, adjustment, alteration, service or maintenance can cause injury or property
damage. Refer to this manual for correct installation and operational procedures. For assistance
or additional information consult a qualified installer, service agency or the gas supplier.
THIS WOOD-BURNING FIREPLACE COMPLIES WITH STANDARDS UL127 AND ULC610 AS A
This book is valuable. In addition to instructing you on how to install and maintain your appli-
ance, it also contains information that will enable you to obtain replacement parts or accessory
items when needed. Keep it with your other important papers.
This fireplace is approved for use as a wood burning fireplace or for use with a vented gas log
approved to ANSI Z21.60 standards. It has not been tested or approved for unvented gas logs.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
Do not store gasoline or other flammable vapors and liquids in the vicinity of this or any other
appliance.
Models MFP-33/39/44/49/63
WARNING
WARNING
FACTORY-BUILT APPLIANCE.
SAVE THIS BOOK
PFS
C
Report No. 08-154
®
US
ICC Evaluation Services
Report No. 2401
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Table of Contents
Related Manuals for mFi MASON-LITE MFP-33
Summary of Contents for mFi MASON-LITE MFP-33
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Page 1: Cover Page
Installation and Operation Instructions Ce manuel est disponible en français, simplement en faire la demande. Masonry Firebox Models MFP-33/39/44/49/63 WARNING Do not install this fireplace directly on combustible material. For combustible floor installation, a Mason-Lite Metal Base or other approved non-combustible support structure must be used. See Accessories on page 34. -
Page 2: Table Of Contents
Installer/Customer/Unit Information ..............44 Mason-Lite Masonry Chimney ..............19 6.5” .12” 6.25” DO NOT REMOVE THIS LABEL Tested & Masonry See MFI’s installation and operating instructions for Listed By Fireplace Report ® Industries, Inc. this model. Contact local building officials about No. 08-154 6391 Jurupa Ave. -
Page 3: Safety Information
SAFETY INFORMATION The Mason-Lite Masonry Fireplace is a modular refractory WARNING masonry unit designed for field assembly. The firebox is constructed using pre-cast, interlocking refractory blocks. The This fireplace is not intended to be used as blocks are secured together using high temperature mortar. a substitute for a furnace to heat an entire The system includes all parts necessary for the assembly of home. -
Page 4: Intended Use
SAFETY INFORMATION Continued OPERATIONAL INFORMATION: WARNING For solid fuel, use only properly dried cord wood or processed Firebox must be lined with firebrick (ASTM- solid wood fuel fire logs. When using processed solid fuel fire logs, do not poke or stir the logs during burning. Use C1261) or Mason-Lite brick panels. -
Page 5: Parts List
PARTS LIST (Combustible & Non-Combustible Floor) MFP33 FIREBOX PARTS LIST: ITEM Description MFP33-1 Hearth Left or Right MFP33-2 Rear Wall MFP49-3 Side Wall MFP49-3A Side Wall W/Ø4 MFP33-4 Smoke Shelf (Draft Diverter) MFP33-5 Lower Dome MFP33-6 Lintel MFP33-6A Lintel, Front MFP33-6B T-Bar, Steel MFP49-7... -
Page 6: Mfp39/44/49 Firebox Parts List
PARTS LIST (Combustible & Non-Combustible Floor) Continued MFP-39/44//49 FIREBOX PARTS LIST: ITEM Description MFP39-1 MFP44-1 Hearth (Left Or Right) MFP49-1 MFP39-2 MFP44-2 Rear Wall MFP49-2 MFP39-3 MFP44-3 Side Wall MFP49-3 MFP39-3A MFP44-3A Side Wall (With Ø4” Outside Combustion Air Hole) MFP49-3A MFP39-4 MFP44-4... -
Page 7: Mfp63 Firebox Parts List
PARTS LIST (Combustible & Non-Combustible Floor) Continued MFP63 FIREBOX PARTS LIST: ITEM Description MFP44-1 Hearth Side (Left Or Right) MFP63-1A Hearth Center MFP44-2 Rear Wall Long MFP63-2 Rear Wall Short MFP49-3 Side Wall MFP49-3A Side Wall (With Ø4” Air Inlet) MFP44-4 Smoke Shelf (Draft Diverter) - Long MFP63-4A... -
Page 8: Firebox Dimensions
FIREBOX DIMENSIONS MFP33 AND MFP63 Mason-Lite MFP33 Fireplace Overall Dimensions Figure 1 37" 32" 11" 21" 28" 22 1/4" 23" 33" 12 1/4" 18 1/2" SECTION A-A Ø4" OUTSIDE AIR ACCESS 21" CAN ALSO BE INSTALLED ON THE LEFT SIDE OF THE UNIT. 16"... -
Page 9: Mfp39/44/49
FIREBOX DIMENSIONS Continued MFP39/44/49 Mason-Lite MFP-39/44/49 Fireplace Overall Dimensions Figure 3 4" 10" 21" 28" 23" 4 1/4" Ø4” Outside Combustion Air Access may be installed on the right or left side. 4 1/2" 16" 8" 62" MIN* 38" 32" 35"... -
Page 10: Product Overview
PRODUCT OVERVIEW INTRODUCTION Figure 4 - Typical Installations Thank you for your purchase. We appreciate your business! Internal Please read and understand these instructions before Wall Corner installing or operating. Installation Installation PRODUCT OVERVIEW Mason-Lite Fireplaces are designed as factory-built blocks to be assembled on-site and install on suitable combustible or non-combustible floors. -
Page 11: Pre-Installation
Clearances To Combustibles PRE-INSTALLATION Clearances To Combustibles SELECTING LOCATION The distance to be maintained from the surfaces of the To determine the safest and most efficient location for the fireplace to combustibles must be observed. Below is a list fireplace, consider the following: of the most common combustible materials to name a few: 1. - Page 12 PRE-INSTALLATION Continued Fireplace Framing Dimensions: Non-Combustible Floor Systems Figure 6 **IF METAL FRAMING IS USED MAINTAIN A 1/2 INCH MIN. AIR SPACE FROM TOP OF LINTEL. *IF WOOD FRAMING IS UTILIZED IT MUST BE HELD 2 INCHES MIN. FROM TOP OF LINTEL AND 2 INCHES MIN. CLEARANCE MUST BE MAINTAINED ALL AROUND FIREPLACE DOME.
- Page 13 PRE-INSTALLATION Continued Figure 8 Non-Combustible MAINTAIN 2" CLEARANCE Floor Systems TO WOOD FRAMING 2" MIN CLEARANCE TO COMBUSTIBLES 2" AIRSPACE CLEARANCE TO 2" MIN "C" COMBUSTIBLES ON REAR AND SIDES OF UNIT LINTEL 2" MIN 28" 2" NON-COMBUSTIBLE FLOOR SECTION A-A Figure 9 MAINTAIN 2"...
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Page 14: Combustible Floor Clearances
** MEASURED FROM FLOOR TO TOP OF FIREBRICK LINER. not be responsible for the make-up of material on the exte- rior of the fireplace you have chosen, nor can MFI be held Where the flooring material in front of the opening of the... -
Page 15: Suporting Floor Systems
PRE-INSTALLATION Continued The dead weights for the fireplace are noted in Table I, page SUPPORTING FLOOR SYSTEMS 16. It is the task and responsibility of the general contrac- Combustible & Non-Combustible Floor tor/installer to see that the proper reinforcement for weight loads are made by a licensed design professional prior to It is the ultimate responsibility of the installer to ensure that the fireplace installation. -
Page 16: Mason-Lite Weight Determination
PRE-INSTALLATION Continued Figure 14 Anchor Brackets I-Joist Anchoring Bottom View Example Only Mason-Lite Weight Determination The following are dead load weight estimates for the Mason-Lite Fireplace. Table I Fireplace Model MFP-33 MFP-39 MFP-44 MFP-49 MFP-63 Fireplace Weight 835 lbs. 1,194 lbs. 1,250 lbs. -
Page 17: Combustible Floor Installations
PRE-INSTALLATION Continued COMBUSTIBLE FLOOR INSTALLATIONS Figure 15 4" 8 Inch Metal Base (MFP-63) Model The MFP-63 Mason-Lite Metal Base (MFPB63) ensures the MFP-33 32” minimum eight inch clearance above combustible flooring is MFP-39 38” 10" maintained. MFP-44 43” A layer of 1/2” minimum Concrete Board is required on top of the platform and 1”... -
Page 18: Hearth Ember Shields
PRE-INSTALLATION Continued WARNING MFP-33/39/44/49: 6" Metal Base Assembly Figure 19 Remember to tighten up nuts below the Place 1/2” floor after fireplace installation in order to cement board on top of metal take up any slack in the threads. base platform. Hearth Ember Shields: Metal safety stripping is required between the front of the Fireplace Hearth and Hearth Extension (not supplied). -
Page 19: Venting
The liner will be applied within the walls and hearth 8. Air spaces around firebox must remain open. DO NOT fill area of the firebox. These are available from MFI. See these open spaces with insulation or packing material accessories, page 34. -
Page 20: Tools Needed For Installation
PRE-INSTALLATION Continued Field Assembly Procedures Tools needed for installations: a) Mixing the MASON-LITE high temperature mortar – The • One 4’ level high temperature mortar comes premixed and should • Roto-hammer with ½” drill bit (needed for concrete slab be dry. Be sure to use clean water and work it up into install only) a mixture that is pasty but not lumpy. -
Page 21: Mfp39/44/49 Firebox Assembly Instructions
FIREBOX INSTALLATION Continued MFP-33/39/44/49 FIREBOX ASSEMBLY Figure 22 Hearth shown prepared for Left Side position 1. Place the Mason-Lite Fireplace hearth base on top of your non-combustible floor or metal base. For concrete slabs, supporting floor needs to be rated at ASTM 90. 2. - Page 22 FIREBOX INSTALLATION Continued 8. MFP-33 ONLY: After the second row of firebox is com- 11. As you are connecting each MASON-LITE component, plete, install Smoke Shelf and remaining side walls (Fig- be certain you are following the instructions given pre- ure 25).
- Page 23 FIREBOX INSTALLATION Continued 17. Assemble Lower Dome Sides as shown in Figure 31. Figure 28 Add rebar to cells The beveled face lines up with the inward angles of the and fill with high lintel sides. Resulting top surfaces should be level. temperature mortar.
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Page 24: Mfp63 Firebox Assembly Instructions
FIREBOX INSTALLATION Continued MFP63 FIREBOX ASSEMBLY Hearth (shown Figure 36 prepared for Left 21. Place the Mason-Lite Fireplace hearth base on top of Side position) your non-combustible floor or metal base. For concrete slabs, supporting floor needs to be rated at ASTM 90. 22. - Page 25 FIREBOX INSTALLATION Continued 29. Rear walls are staggered on every row as shown in Fig- 31. After the last side walls are installed, place #3 rebar ures 39 and 40. (8 each, 34 inch long) vertically through the cells, into the holes in the hearth, adjacent to the rebar and/or all- thread sticking up from the hearth and fill all cells with Rear Wall...
- Page 26 FIREBOX INSTALLATION Continued is flush in every direction as you place it on the crest of Dome Middle Side Figure 44 the smoke dome wall assembly (see Figure 45). Note that the chimney hole on the Dome Top is not Dome Middle centered from front to back - it should be offset closest Dome...
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Page 27: Venting And Accessory Installation
50 (not supplied), refer to accompanying instructions 6' Max. 6' Max. and use an Optional Damper Support Kit obtainable Elbow from MFI. An Anchor Plate will still be required for metal flue connection. If using Masonry Chimney consult your local codes. mason-lite.com... -
Page 28: Installing Firestop Radiation Shield
VENTING AND ACCESSORY INSTALLATION Continued Install Combustion Air Kit MFP4-AK-M into the MASON-LITE INSTALLING FIRESTOP RADIATION SHIELD Firebox through the side wall opening. A 4” dia. hole will also be required through the firebrick side lining. The tubing that A Firestop Radiation Shield is required in multi-story installa- goes out of the firebox wall must feed into a flexible metal tions at each floor penetration above that where the Support conduit as the source for outside combustible air. -
Page 29: Assy. & Inst. Of Double Wall Chimney System
VENTING AND ACCESSORY INSTALLATION Continued NOTICE 15” Galvanized Figure 55 Outer Pipe When installed in Canada, the Mason-lite needs to use ULC S-604 and ULC-610 listed chimney (Only Canadian approved chimney) 12 3/8” WARNING Stainless Inner Pipe Label part number 900599-01 must be applied Hemmed End by the installer to all chimney pipe sections but is not required on sections that will be visible... -
Page 30: Adding Electrical Connections
11” (eleven be required for safe operation. The fireplace grate can be inches) above the combustible floor system. obtained from MFI or if choosing an alternate, it must be • Disclaimer: Masonry Fireplace Industries wishes to ex- sized to 50% of the hearth maximum. -
Page 31: Modular Firebrick Lining
Next, install the rear and sides last. Consider if brackets of the fireplace you have chosen, nor can MFI be held re- for grates will be required also if pre-drilling is required for... -
Page 32: Operation & Precautions
OPERATION AND PRECAUTIONS • Any type of construction lumber (2 x 4’s, plywood or any MASON-LITE OWNER’S OPERATION & processed wood) PRECAUTIONS • Duraflame or any manufactured logs. Installers of the Mason-Lite are urged to leave the owner’s Always ensure your fireplace is attended when in use. A fire manual with the unit after installation is complete. -
Page 33: Starting A Fire And Basic Operation
OPERATION AND PRECAUTIONS Continued SURFACE CRACKS STARTING A FIRE AND BASIC OPERATION Mason-Lite fireplaces are manufactured using high quality materials. During the drying process though, surface cracking IMPORTANT: DO NOT BURN A FIRE WITHOUT may occur. These small cracks (under 1/16” will not affect FIREBRICK LINER. -
Page 34: Available Accessories
AVAILABLE ACCESSORIES Use only parts supplied from the manufacturer. Normally, all parts should be ordered through your MFI distributor or dealer. MODEL DESCRIPTION Refractory Firebrick Liners (Herringbone Pattern) MFP33SHBL Brick Panels, Herringbone for 33" Fp MFP39SHBL Brick Panels, Herringbone for 39" Fp MFP44SHBL Brick Panels, Herringbone for 44"... - Page 35 AVAILABLE ACCESSORIES Continued DuraChimney II pipe is available in 12“, 18”, 36”, and 48“ lengths. To calculate the installed length of DuraChimney II pipe, subtract 1” from each length of chimney pipe. Model 12DCA-12 12" 15" 12DCA-18 18" 15" 12DCA-36 36"...
- Page 36 AVAILABLE ACCESSORIES Continued Stabilizer - Use to hold DuraChimney II in place. Use inside chase enclosures to stabilize the chimney. Refer to the fireplace manufacturer for additional requirements on the use of Stabilizer.. Model ØA 12DCA-ST 15-3/8" 14DCA-ST 17-3/8" 4” 2”...
- Page 37 AVAILABLE ACCESSORIES Continued Storm Collar - Use to help prevent rain from entering the chase. Use with a flashing and a Chimney Cap. Model 12DCA-SC 15" 15" ØA 14DCA-SC 17" 15" 16DCA-SC 19" 15" Chase Top Flashing - Encloses the top of a chase while providing a ventilation air passage to the chase. Includes spacer clips.
- Page 38 AVAILABLE ACCESSORIES Continued Mason-Lite Masonry Chimney System Kits MCL-CAP MCS-CWN MCLS-814K 12 Inner and Outer Flue Pieces (8’ Total) MCSBL-814 MCS-814 MCL-814 MCL-414 MCLS-814P 6 Inner and Outer Flue Pieces (4’ Total) FIREPLACE Mason-Lite Masonry Chimney Individual Components MCL-814 MCS-814 MCL-414 MCSBL-814 MCSOS-814...
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- Page 42 NOTES ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ mason-lite.com...
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Page 43: Limited Lifetime Warranty
• Nothing in this warranty makes MFI, or any affiliate thereof, liable in any respect for any injury or damage to the building or structure in which the fireplace has been installed or to the persons or property therein arising out of the use, misuse, or installation of properly manufactured MFI products. -
Page 44: 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.
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