Lennox Hearth LBR-4324-H, LBC-4324-H, LBC-3824-H, LBR-3824-H Installation Components

Page 19

Combustible materials may project beyond the sides of the fireplace opening as long as they are kept within the shaded area, as illustrated in Figure 49 for LBR models and Figure 50 for LBC models.

Combustible Materials

Allowed in Shaded

Area

18"	1"
(457mm)	(25mm)
	45˚

18" (457mm) Minimum Distance to Protected Side Wall

LBR Models

Figure 49

Combustible Materials

Allowed in Shaded

Area

4-17/32"	1/2"
(115mm)	(13mm)
	30˚

12" (305mm) Minimum Distance to Protected Side Wall

LBC Models

Figure 50

Model	Catalog Number	Weight
LBR-3824	11M70	225 lbs.
LBC-3824	11M72	225 lbs.
LBR-3824-H	11M74	225 lbs.
LBC-3824-H	11M76	225 lbs
LBR-4324	11M71	250 lbs.
LBC-4324	11M73	250 lbs.
LBR-4324-H	11M75	250 lbs.
LBC-4324-H	11M77	250 lbs.

INSTALLATION COMPONENTS

The following items are available for use in the installation of this appliance.

Outside Combustion Air Kits
(with duct)	81L87	FOAK
(without duct)	81L88	FOAK-LD

Storm Collar

63L59

FSC

Locking Band

63L60

FLB

Firestop Spacer (30° )	63L37	F10FS30-2

Firestop Spacer (Flat)

63L36

F10FS-2

NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE.

Chimney Section	63L16	FTF10-12
	63L17	FTF10-18
	63L18	FTF10-36
Canadian	62L94	FTF10-18C
Outside Chimney	62L95	FTF10-36C

	63L40	F10F6
Flashing	63L41	F10F12

Chase Termination
(Square)	63L49	FTF10-CT1

Chase Termination
(Round)	63L55	FTF10-CTDTM

Stabilizer

63L26

FTF10-S4

19

Image 19

Contents WH Report No -915173A Retain These Instructions For Future ReferenceTable of Contents Clearances and Height Requirements Typical InstallationPrecautions IntroductionLocation of Fireplace Assembly OutlineChimney Height Chase EnclosureClearances Installing the FireplaceAssembly Steps PRE-INSTALLATION NotesTop View Fireplace SpecificationsFront LBC Shown Left Side Right SideFTF10 Framing SpecificationsInstalling the Chimney System For Canadian Installations, Proceed with Steps 6 throughChimney 30 Offset Through Floor 8d nails when completely installedOr Ceiling For Canada Only12 to 12/12 Roof Pitch Model Flat to 6/12Multiple Terminations TEN Foot Rule SummaryFTF10 Chimney Component Calculations FTF10-CT2 Termination Special Offset InstructionsOffset Calculations FTF10-CT1 TerminationInches FTF10 Vertical Elevation ChartNumber Of FTF10 Chimney OnlyInstalling Offsets FTF10 Offset Elevation ChartFirst, review the Offset Elevation Chart and for reference Optional Equipment Considerations Fireplace Finishes Cold Climate InsulationOpening Width Hearth Extension DimensionsMethods of Determining Hearth Extension and Wall Shield TL = minimum thickness of listed materialValue = 1/k = r x thickness of material used Finish to Your TasteRM = rM x TS = 0.05 x 3/4 = There are a wide variety of finished looks forInstallation Components 850,003M REV. G 01/2010 Installation ComponentsOrange, CA