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Majestic SB4800, Installation, Operation And Maintenance Manual For Residential Installation

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Majestic SB4800 Installation, Operation And Maintenance Manual For Residential Installation Download Page 18

18

53D9025

CHIMNEY OFFSET AND CAP INSTALLATION

17”

22

����

”

7

���

”

30°

7

����

”

FP1894
firestop spacer
8/08

Figure 19

Centerline of 
Chimney

������
�������������������
����

CL

Continue chimney to proper 
height and install round chmney 
cap or chimney housing

Firestop Spacer as 
Required

Fasten Suport Straps 
Securely

NOTE:

 Two (2) 

elbows may be used 
when total installatin 
height exceeds 24’2”

Storm Collar

Flashing

Roof

2” Minimum Air 
Space Clearance 
to Combustibles 
with use of LF-FS-2 
Firestop

CL

CL

������
������������������
����

Continue chimney through roof 
and install round chimney cap 
or chimney housing

Firestop Spacer 2” Minimum Air Space 
Clearance at Jois. (“L” Sries Chimney)

Vertical Chimney 
Enclosure

Chimney Must Be Enclosed in 
Accessible Areas

Firestop Spacer

Diagonal Chimney 
Enclosure

RISE

Firestop Spacer 2” 
Air Space Clearance 
to Combustibles

NOTE: Four (4) elbows may be 
used when toatl installation height 
exceeds 24 ft.

Maximum four (4) elbows Per 
Fireplace

Offset Max 10’

Support Straps

Diagonal Chimney 
Enclosure

Vertical Chimney Enclosure 
Recommended.
Diagonal Chimney Enclosure 
Acceptable

Fasten All Support 
Straps Securely

Vertical Chimney 
Enclosure

Support Straps Not 
to Penetrate Firestop

������
�����������
����

Hold 13” Diameter 
(Outside) Pipe Vertical

Scribe Line 
at Bottom

NOTE:

 LCL chimney cap is same as LC 

with the exception of a longer telescop-
ing pipe which may be needed for special 
installations such as chase installations.

*36”

18

���

”

FP1898
chimney cap install
8/08

Model LC 
Chimney 
Cap

Apply Mastic Here

Storm Collar

Flashing

* or 2” Above Any Point Within 10’

Summary of Contents for SB4800

Page 1: ...d Room Heaters ANSI IAS AGA Z21 11 2 are to be installed in this fireplace When an approved ANSI ISA AGA Z21 11 2 unvented room heater is installed in this fireplace an H2853 canopy must also be installed WARNING DO NOT operate an unvented gas log set in this fireplace with the chimney re moved Underwriter s Laboratories Inc This fireplace is U L listed for use with the L Series Chimney System compone...

Page 2: ...11 Some codes may require the fireplace and chimney be electrically grounded Before beginning the installation you should check with local building officials to obtain required permits and assure compliance with local regulations and coded If you encounter problems with code requirements contact your dealer for assistance These Fireplace models are listed by Underwriters Laboratories Inc to U L 127 ...

Page 3: ...RNING Do not pack required air spaces with combustible material or insulation not specifically recommended for use in such areas Intended Product Usage The fireplace is designed to sit directly on a combustible floor The fireplace must be installed with clearances to com bustible building materials specified in this manual Only parts manufactured by MHSC and labeled for use with the fire place should be...

Page 4: ...ling down to close the damper When the fireplace is not in use the damper should be closed to pre vent cold air form entering the chimney as well as preventing warm air in the room from escaping up the chimney NOTE It is normal for a small amount of smoke to be released from the upper portion of the fireplace the first few times you use your new fireplace This results from an oil residue on the metal ...

Page 5: ...ht 4 30 Elbows 86 ft Max Height Chimney support every 25 ft L12 1 ft pipe L18 1 ft pipe L36 3 ft pipe L48 4 ft pipe Maintain 2 Minimum Air Space Be tween Chimney and Combustibles Fireplace Model SB4800 Flexible Duct Type FP 4 U Combustion Air Assembly Nail to Framing Members Galvanized Metal Strip CAUTION Do Not Restrict Side Air Inlet Vents with Surround or Trim Materials Floor Line Top Spacer Fi...

Page 6: ...ims 8 08 Figure 2 70 11 11 17 17 35 35 47 47 SCALE 1 2 1 0 SCALE 1 4 1 0 L36 70 Linear Gain 52 52 Linear Gain 34 34 Linear Gain L36 L36 L18 L18 L36 L48 L12 L18 L18 47 47 L48 20 5 Linear Gain 20 5 35 35 L36 70 L36 L36 70 Linear Gain 52 52 Linear Gain 34 34 Linear Gain L36 L36 L18 L18 L18 11 11 L12 17 17 L18 Front Right Side Gas Line Opening Outside Air Opening ...

Page 7: ...27 46 6 3 L 21 30 8 1 L 12 25 2 1 L 9 16 0 3 E L w o b l E 4 6 3 L 6 3 L 6 3 L 8 1 L 8 4 L 6 3 L 8 1 L 2 1 L 0 3 E L w o b l E SCALE 1 2 1 0 SCALE 1 4 1 0 NOTE Dimensions May Vary Slightly De to Manufacturing Tolerances 46 21 39 30 27 76 61 56 12 9 4 30 25 16 FP1877 elbows dims 8 08 ...

Page 8: ... suggested fireplace locations When selecting a loca tion choose one that is away from frequently opened doors central heat outlets or returns or other places where air movements may disturb the airflow around the fireplace Air turbulence near the fireplace may cause smoke to spill out of the fireplace opening CAUTION Do not install fireplace over carpeting 60 Minimum 1 9 M i n 4 7 8 5 M i n i m u m 1 9...

Page 9: ...17 square combustible material free space for the chimney to pass through If the chimney is to pass through living or storage spaces be sure there is adequate space to enclose the chimney to avoid personal contact with or damage to the chimney If the fireplace is to be installed on an outside wall the surrounding walls chase should be constructed and insulated as shown by Figure 5 Failure to insula...

Page 10: ...t See Table 1 for Roof Open ing Size 3 ft Min FP1883 multistory install Figure 8 Multiple Story Installation Model LC Chimney Cap Storm Collar Included with cap Flashing 612 or 1212 See Table 1 for Roof Opening Size Attic Space Firestop Spac er LF FS 2 2 Air Space Clearance to Combustibles 2 Clearance to Combustibles Min 17 Square Opening in Joist Max Installation Height 86 ft Chimney Third Floor ...

Page 11: ...ve strength to support the weight of the covering materials and persons standing on it and insulating qualities equal to or better than the 1 2 covering provided by the H2068 Alternate brick or stone hearth extension for use with the SB4800 fireplace when placed over a combustible floor without insulation board protection Figure 9 12 Min SB4800 Fireplace Hearth Brick or Stone Hearth Extension 62 Lon...

Page 12: ...rated 12 Min 12 Min 20 Min FP1887 hearth extension 8 08 Figure 12 Top of Raised Hearth Floor Line with Raised Hearth Hearth Extension Metal Safety Strip With either type hearth extension minor shifting of the supporting floor or expansion and contraction may eventually cause a crack to develop between the hearth extension and the face of the fireplace To help prevent the crack from developing the he...

Page 13: ...a outer pipe L12 1 foot chimney section 11 inch diameter flue 13 dia outer pipe LE30 One pair of 30 degree elbows Maximum two pairs 4 elbows per chimney LCS Chimney support required when chimney height exceeds 30 feet LC Round chimney cap for contemporary installation Includes storm collar LCL Round telescoping chimney cap For use with flat chase top terminations 612 0 6 12 pitch flashing for contemp...

Page 14: ...grounding the fireplace and chimney Chimney Installation In order to assure safe and satisfactory performance of the fireplace it is very important to properly install the chimney This is an important part of the installation and the sections of this manual pertaining to chimney installation should be reviewed very thoroughly For your safety some of the important things to remember in regard to chim...

Page 15: ... joists or headers on all four sides of the spacer and use a minimum of four 8 penney nails to secure the spacer 3 To install the L series chimney sections insert the male end of the flue the smallest diameter pipe into the flue outlet of the fireplace and press down until the snap locks engage Continue the process adding the chimney sections on top of each other until the chimney is at least six inc...

Page 16: ...17 x 18 3 4 7 12 17 x 19 3 8 8 12 17 x 20 9 12 17 x 20 5 8 10 12 17 x 21 3 8 11 12 17 x 22 1 4 12 12 17 x 23 Figure 16 Outer Pipe Flue Support Straps Fasten Securely Firestop Chimney Support Snap Lock Chimney Support Securely to Lower pipes Before Fastening Support Straps Figure 17 Firestop Spacer Installation at Attic Level Inlet Air Pipe Ceiling Joist Flue Pipe Firestop Spacer Chimney Section He...

Page 17: ...ength of the inclined portion of chimney between elbows must not exceed 6 feet when unsup ported or 20 feet if the chimney is supported at six foot intervals with support such as metal sup port straps 6 When enclosing the elbows and inclined portions of the chimney enclosing materials must be installed vertically to maintain the required two inch minimum air space clearance to the chimney at the e...

Page 18: ...ust Be Enclosed in Accessible Areas Firestop Spacer Diagonal Chimney Enclosure RISE Firestop Spacer 2 Air Space Clearance to Combustibles NOTE Four 4 elbows may be used when toatl installation height exceeds 24 ft Maximum four 4 elbows Per Fireplace Offset Max 10 Support Straps Diagonal Chimney Enclosure Vertical Chimney Enclosure Recommended Diagonal Chimney Enclosure Acceptable Fasten All Suppor...

Page 19: ...ce and slide the flashing over the chimney Adjust the chimney to assure that the proper minimum clearances are maintained 5 Nail the flashing securely in place with eight nails 6 Seal the crack between the top of the flashing and the chimney with mastic Leave some excess mastic at this area to be used in step eight NOTE Use pliers and wear gloves when performing step seven to minimize the danger of c...

Page 20: ... 0 15 36 1 1 1 0 0 18 41 1 0 0 1 0 22 47 1 2 1 0 0 24 50 1 0 0 0 1 28 57 1 0 1 1 0 30 62 1 1 0 0 1 33 67 1 0 1 0 1 36 72 1 0 0 2 0 39 77 1 1 1 0 1 42 82 1 0 0 1 1 45 88 1 0 1 2 0 48 92 1 0 0 0 2 51 98 1 0 1 1 1 54 102 1 0 0 3 0 57 107 1 0 1 0 2 60 113 1 0 0 2 1 63 118 1 0 1 3 0 65 122 1 0 0 1 2 69 128 1 0 1 2 1 71 133 1 0 0 0 3 75 139 1 0 1 1 2 77 143 1 0 0 3 1 80 148 1 0 1 0 3 83 154 1 0 0 2 2 86...

Page 21: ...hould be at least 24 inches apart to help prevent smoke from a fireplace in use from being drawn down the chimney of a fireplace that is not in use Additional spac ing between caps or staggering the height of the caps will further lessen the likelihood of this occurring 6 Place LCL cap assembly into position by aligning the flue telescope into the last section of flue pipe and lower it down until the ...

Page 22: ...tarting collar to left side of fire place with four 4 sheet metal screws provided NOTE The starting collar extends through the outer fireplace jacket and will seal against the firebox wall when secured as indicated Step 2 Secure outside duct to starting collar with duct clamp or screws Fireplace Outer Wrap AK4 Combustion Air Kit Shortest Toward Firebox AK4 Mounting Plate Firebox Insulation Seal Secon...

Page 23: ...rea where combustible fumes such as gasoline might be drawn into the fireplace 4 Combustion air can be drawn form the crawl space under a house when an adequate supply of air is provided by open ventilation 5 Do not take combustion air from attic space or garage space Figure 22 Screw Nail Holes Screws AK4 Inlet Air Vent Duct Extending 3 min 6 Diameter Hole Outside Air Control Lever Lift to Open Pul...

Page 24: ...ond the face of the wall to which the AK 4 inlet air vent will be attached The duct may be cut with a standard pocket knife use FP 4 U duct for maximum efficiency and safety Do not use a combustible duct Always use UL Listed Class 0 or 1 duct material 5 If the duct is the insulated type push the insulation back from one end of the duct approxi mately two inches 6 Slip the exposed end of the duct ov...

Page 25: ... ANSI IAS AGA Z21 11 2 unvented room heater is installed in this fireplace a H2853 CANOPY must also be installed WARNING Do not operate an unvented gas log set in this fireplace with the chimney removed The installer of the fireplace and gas appliance must describe the operation of the fireplace and appliance to the people who will be operating them and leave all instruction manuals with the op erator...

Page 26: ... To The Fireplace Do not allow the trim materials to extend closer than 3 8 inch to the vertical edges of the firebox opening if you plan to equip the fireplace with glass doors The face of your fireplace may be left exposed or trimmed with any noncombustible material such as brick stone or marble If a trim is installed be sure it is fastened snugly to the face of the fireplace A crack between the mat...

Page 27: ...se a pos sible fire hazard and will void the MHSC warranty 12 Max M1002 Mantel install 8 08 Figure 24A Mantel Installation Combustible Framing Members to Top of Spacers Combustible Mantel Top Edge of Fireplace 18 Min From Fireplace Opening to Bottom of Combustible Mantel Manufacturuer Recommendation Top Edge of Fireplace Opening Figure 25 Combustible Surround Placement Combustible Surround Materi a...

Page 28: ...more expensive but a little combined with other wood goes a long way Start your fire with a mixture of softwood and hardwood then add some fruit or nut wood for nostalgic aroma Since most woods will not burn well when freshly cut the wood you purchase should be reasonably dry The sizes you buy are dictated by the size of your fireplace Purchase logs that will fit when laid across your grate and ask t...

Page 29: ...pruce 41 44 59 Birch 55 64 79 86 Redwood 33 40 47 54 Apple 58 62 83 84 White Pine 35 37 50 A Few Words Of Caution Beware of burning certain material in your fireplace Among these are plastics poison ivy twigs and stems and chemically treated woods such as discarded poles and railroad ties These not only cre ate air pollution but can induce extreme irritation for some individuals Use hemlock spruce ...

Page 30: ...son to determine if a creosote buildup has occurred If creosote has accumulated it should be removed to reduce the risk of a chimney fire The chimney cap can be removed for inspection maintenance and cleaning by removing three screws from the support legs and lifting upward When the fireplace is first in use inspect the chimney frequently and clean the chimney any time an accumulation is observed on ...

Page 31: ...ribed material and parts for the installation of the fireplace 3 Do insulate the exterior walls surrounding the fireplace to prevent excessive heat loss from the fireplace 4 Do trim the face of the fireplace only with noncombustible materials 5 Do attach the noncombustible face trim material firmly to the face of the fireplace 6 Do block in or fasten the fireplace to prevent the possibility of the firepla...

Page 32: ...Don t dry clothing or other articles near the fireplace 15 Don t store or place flammable liquids gases or pressurized containers near the fireplace 16 Don t neglect to instruct all responsible persons in the proper and safe operation of the fireplace 17 Don t fail to instruct all persons especially children and elderly persons concerning the hazards of improper operation and unauthorized tampering wi...

Page 33: ...echnical Service Department MHSC 149 Cleveland Drive Paris KY 40361 www mhsc com 1 2 3 4 not shown 5 6 7 8 9 10 9025 SB4800 parts 8 08 Figure 26 SB4800 Key No Part Name Noun first Qty Part No 1 Weldment Damper Weight 1 053127 2 Handle Damper 1 037391 3 Firebrick Back Assy 1 052857 4 Firebrick Rt Side Assy 1 050447 5 Hearth Refractory 1 052779 6 Grate Painted Assy 1 052874 7 Panel Firescreen w ull 2...

Page 34: ...chnical Service Department MHSC 149 Cleveland Drive Paris KY 40361 www mhsc com 1 2 3 4 not shown 5 6 7 8 9 10 9025 SB4800HB parts 8 08 Figure 27 SB4800HB Key No Part Name Noun first Qty Part No 1 Weldment Damper Weight 1 053127 2 Handle Damper 1 037391 3 Firebrick Back Assy 1 067516 4 Firebrick Rt Side Assy 1 n a 5 Hearth Refractory 1 070034 6 Grate Painted Assy 1 052874 7 Panel Firescreen w ull 2...

Page 35: ...53D9025 35 NOTES ...

Page 36: ...36 53D9025 NOTES ...

Page 37: ...53D9025 37 NOTES ...

Page 38: ...ing code contains restrictions on the use of this fireplace before you purchase it Blowers or fans which are warranted separately Heat loss due to the passage of heat or air through or around the fireplace Also under our five year coverage we do not pay the cost of removal and replacement of any portion of the structure in which the fireplace is situated made necessary by the repair removal or re inst...

Page 39: ...53D9025 39 ATTENTION APPLIANCE INSTALLER PLEASE RETURN THESE OPERATING AND INSTALLATION INSTRUCTIONS TO THE APPLIANCE FOR CONSUMER USE ...

Page 40: ...AUGUST 2008 53D9025 Rev 3 MHSC 149 Cleveland Drive Paris Kentucky 40361 www mhsc com ...

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