Hearth and Home Technologies HST-42D owner manual Clearances to Combustible Materials

Page 19

B. Clearances

WARNING! Risk of Fire! You must comply with all minimum air space clearances to combustibles as speciﬁed in Fig- ure 6.2. DO NOT pack required air spaces with insulation or other materials.

Storm Collar

Roof Flashing

(attic)

(insulation)

2 in. (51 mm) min.

Shaded areas

represent

2 in. (51 mm) min. air space clearance required around pipe

Attic

Insulation

Shield

(ceiling)

Offset/Return (secured

with hanger straps)

(ceiling)

Ceiling Firestop

Object
		48 in.
Combustible		1219 mm
Combustible			0 in.
			0 in.
			to floor

Must have 2 in. (51 mm)

minimum clearance

to header

0 in. to level of standoffs

1/2 in. (13 mm) to back & sides of appliance

Figure 6.2 Clearances to Combustible Materials

Note: Chimney air kit is not shown, but is required in Canada.

Heat & Glo • HST-42D • 27177 • Rev AB • 11/08

19

Image 19

Contents Hot screen/mesh and glass doors will cause burns Wood Burning FireplaceFire Risk Grate Listing Label Information/LocationNumber Installer Guide Table of ContentsUser Guide CONDITIONS, Exclusions & Limitation of Liability Warranty Hearth & Home Technologies Limited WarrantyHeat & Glo HST-42D 27177 Rev AB 11/08 Combustible Materials Listing and Code ApprovalsAppliance Certiﬁcation Non-Combustible MaterialsYour Fireplace Operating InstructionsHot glass will cause burns Firescreen Seasoned WoodStarting a Fire GrateOptional Components Glass DoorsOutside Air optional Vented Gas Log Sets & Gas Log LightersWood Fuel Creosote Formation and Need for Removal Maintainance and ServiceChimney Inspection/Cleaning Disposal of AshesFrequency As desired Glass CleaningCheck Firebox Refractory Inspect GrateStart Fire Problems Possible Cause Solution Troubleshooting GuideTypical Fireplace System Getting StartedDraft Design and Installation ConsiderationsNegative Pressure Frequently open doors Central heat outlets or returns Locating Fireplace & ChimneyFireplace System Requirements Tools and Supplies NeededInspect Fireplace and Components Select Fireplace Location Framing & ClearancesClearances to Combustible Materials ClearancesFrame the Fireplace Sidewalls/SurroundsPlace Protective Metal Hearth Strips Installation of FireplaceThings to Consider Position the FireplaceFt min. from top of uppermost chimney section to air inlet AK14/AK18 Installation Install Outside Air KitChimney Assembly Meters Chimney RequirementsExample Using Offsets/ReturnsAssemble Chimney Sections Install Chimney Air KitInstalling the Ceiling Firestop Install Ceiling FirestopsPrepare Attic Insulation Shield Install Attic Insulation ShieldCut out Hole in Roof Complete InstallationInstall Flashing Following steps should be skipped if using a chaseFlat Roofs Chimney Termination RequirementsConstruct the Chase Chase InstallationsInstall Chase Top Install Fireplace & ChimneyST375 Square Termination Cap Install Termination CapTS345/TS345P Square Termination Cap Open Top Shroud TR342 caps require radiation shield ShroudsRadiation Shield Field Constructed ShroudsRoofed Style Shroud radiation shield required Mailbox Style Shroud radiation shield requiredHearth Extension Finishing= 1/k x inches of thickness Noncombustible Facing Finishing MaterialClearances to Mantels or other Combustibles above Fireplace Combustible MantelSquares Gas Code, Ansi Z223.1 AccessoriesGas Log/Lighter Provision Wood Burning InsertsReference Materials Fireplace DimensionsCatalog # Chimney Components14-1/2 10-7/8 276 mm HST-42D Service PartsDo not Discard this Manual