Lennox BRENTWOOD Installation Instructions Manual Download Page 25 | Manualshive

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23

AC CHIMNEY INSTALLATION

(AIR COOLED GALVALUME CHIMNEY)

Figure 24

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Summary of Contents for BRENTWOOD

Page 1: ...y modification or alteration of construction may void the warranty listings and approvals of this system In that case Lennox Heart product will not be responsible for damages Install the fireplace onl...

Page 2: ...inish Door Casing Care 3 3 6 Ashes 3 3 7 Refractory Installation 3 3 8 Door Installation 3 3 9 Door Adjustment 3 3 10 Glass Care Replacement 3 3 11 Glass Care Cleaning 3 3 12 Gasket Replacement 3 4 FI...

Page 3: ...locally dispersed they should be retained in the closed container until all cinders have thoroughly cooled Caution Never use gasoline kerosene charcoal lighter fluid or similar liquids to start or re...

Page 4: ...2 2 CERTIFICATION LABEL...

Page 5: ...cribed in these instructions and using only Lennox Hearth Products components The BRENTWOOD is not intended for use with a gas log Failure to follow these instructions will void the certification and...

Page 6: ...the fireplace make sure to remove the plastic wrapping on the door Remove all remaining glue with mild soap The first 5 or 6 fires should be small fires of short duration about 30 to 60 minutes This...

Page 7: ...lished the control can be pushed forward to shut down the air boost allowing for a longer burn time The combustion air control should be in the closed position primary air and air boost when the firep...

Page 8: ...or This method of burning should be used only after operating the BRENTWOOD with the air control opened to produce a hot fire for about an hour or at medium pace for at least 3 hours Slow combustion c...

Page 9: ...t wood Wet or tarred wood will smoulder and smoke instead of burn properly D Dirty or blocked chimney Check to make sure the chimney is clear and clean E Chimney not long enough The minimum chimney he...

Page 10: ...mulation is large a creosote fire in the chimney can damage the chimney and overheat the surrounding wood framing Creosote formation in a chimney can be minimized by making sure there is always visibl...

Page 11: ...tion air controls 2 Alert your family of the possible danger 3 If you require assistance alert your fire department 4 If possible use a dry chemical fire extinguisher baking soda or sand to control th...

Page 12: ...left side refractory 4 Remove the right side refractory 5 Remove the back refractory 6 Remove the front ceramic baffle 7 Remove the rear ceramic baffle To install the new refractories follow the abov...

Page 13: ...rols closed the glass will tend to get dirty unless the fuel firebox and glass are maintained at hot temperatures see Refuelling For Best Performance To clean the glass there are a number of specially...

Page 14: ...is needed for the fireplace The adequacy of the floor can be checked by first estimating the weight of the fireplace system Weights are given in the appendix Next measure the area occupied by the fire...

Page 15: ...unning from floor to ceiling see figure 8 If combustible facing is to be used position the studs back from the front edge of the fireplace a space the thickness of the facing material so that the faci...

Page 16: ...14 INSULATED CHASE CONSTRUCTION Figure 10...

Page 17: ...on the fireplace i e the steel fa ade of the fireplace figure 11 2 Non combustible materials such as brick stone or ceramic tile may project in front of and onto the fireplace facing figure 12 Mantel...

Page 18: ...ing 2 30 deg elbows back to back on the fireplace See components list page 30 The only fan that can be used with the gravity kit is the UZY3 The gravity kit allows you to block the upper louver of the...

Page 19: ...extend the single outlet it is necessary to install the insulation strip provided with the system A maximum of 3 89 mm of extension is provided by the single outlet system see figure 16 When installi...

Page 20: ...or mantel 5 When traversing a combustible wall or floor a firestop must be installed at the wall or floor penetration The hole size must be 13 X 13 330 mm x 330 mm 6 Do not connect the hot air ducts...

Page 21: ...house The air intake must not draw air from the attic from the basement or garage D The air intake should be installed where it is not likely to be blocked by snow or exposed to extreme wind and away...

Page 22: ...contained in the following kit ACZIB 1 Install the outside air kit box and collar on the top of the unit Install the flex 4 adaptor on the top of the outside air kit box 2 Install the outside air reg...

Page 23: ...eight is 12 ft 3 7 m In altitude add 18 450 mm to the chimney for every 2000 feet 600 m above sea level 5 All chimney installations must include at least one support The maximum length of chimney that...

Page 24: ...place turn of a turn clockwise Continue installing chimney lengths making sure to lock each length in place 4 Every time the chimney passes through a ceiling or a wall install the appropriate firestop...

Page 25: ...23 AC CHIMNEY INSTALLATION AIR COOLED GALVALUME CHIMNEY Figure 24...

Page 26: ...26 Table 2 ROOF DOWN SLOPE HOLE SIZE SLOPE AC Roof Pitch 6 0 15 380 mm 2 12 15 3 8 390 mm 4 12 16 1 8 410 mm 6 12 16 7 8 430 mm 8 12 18 1 4 465 mm 10 12 19 5 8 500 mm 12 12 21 3 8 545 mm CROSS SLOPE H...

Page 27: ...to the elbow to the surrounding frame using nails or drywall screws 2 Install the necessary chimney lengths to achieve the required offset Lock the chimney lengths together If penetrating a wall use a...

Page 28: ...26 Table 4...

Page 29: ...ed firestop or wall radiation shield must be installed Only one is required In cold climate locations we recommend that you use the insulated wall radiation shield since it will maintain the home s th...

Page 30: ...all this support may be used on the wall to support the chimney The maximum heights are given in Table 6 For offset support installation refer to the instructions provided with the support CHIMNEY MOD...

Page 31: ...29 Figure 29...

Page 32: ...H0480 Support section AC 6SL H0481 Roof support XST H0482 Roof brace XBS2 H0483 Wall band XBM H0484 Firestop Telescopic attic radiation shield ACRST H0498 Firestop AC BF H0485 Radiation shield AC RS...

Page 33: ...6 lengths 1 decorative brass frame and 1 brass louver 7B26ZKSB 1 H0503 Black grill with support 7B30ZO H0504 Brass grill for 7B30ZK 7B30ZGB H0505 1 brass louver 1 decorative brass frame 7B26ZKSLB H05...

Page 34: ...ireplace with any material Except the wood framing See page 13 Figure 8 Chimney 2 50 mm Mantel 45 1143 mm measured from the base of the fireplace REPLACEMENT PARTS Baffle refractory 2 pieces PR ISO220...

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