Hearth and Home Technologies HST-42D Check Firebox Refractory, Inspect Grate, Glass Cleaning

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C. Check Firebox Refractory

Frequency: After each ash removal

By: Homeowner

WARNING! Risk of Fire! Inspect fireplace refractory. Crumbling, deteriorated refractory can allow overheating of surrounding materials.

Expansion and contraction will cause minor cracking of the refractory. This is normal. The refractory will require periodic replacement depending on use.

The panels should be replaced if

Cracks exceed ¼ inch (6 mm) in width,

Metal is exposed behind the refractory,

Large pieces of refractory fall out.

D. Inspect Grate

Frequency: After each ash removal

By: Homeowner

Inspect grate for:

Warping or sagging 1-1/2 in. (38 mm) or more

Broken welds

Burn-through of grate bars

For safe operation, replace only with an approved grate from Hearth & Homes Technologies Inc.

E. Glass Cleaning

Frequency: As desired

By: Homeowner

CAUTION! Handle glass assembly with care. Glass is breakable.

Avoid striking, scratching or slamming glass

Avoid abrasive cleaners

DO NOT clean glass while it is hot

Clean glass with a non-abrasive commercially available cleaner or ashes:

Light deposits

-Use household glass cleaner

Heavy deposits

-Use wood ash on damp cloth or,

-Use commercial fireplace glass cleaner (consult with your dealer)

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

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Contents Wood Burning Fireplace Hot screen/mesh and glass doors will cause burnsFire Risk Listing Label Information/Location GrateNumber Table of Contents Installer GuideUser Guide Warranty Hearth & Home Technologies Limited Warranty CONDITIONS, Exclusions & Limitation of LiabilityHeat & Glo HST-42D 27177 Rev AB 11/08 Listing and Code Approvals Appliance CertificationNon-Combustible Materials Combustible MaterialsOperating Instructions Your FireplaceHot glass will cause burns Seasoned Wood Starting a FireGrate FirescreenGlass Doors Outside Air optionalVented Gas Log Sets & Gas Log Lighters Optional ComponentsWood Fuel Maintainance and Service Chimney Inspection/CleaningDisposal of Ashes Creosote Formation and Need for RemovalGlass Cleaning Check Firebox RefractoryInspect Grate Frequency As desiredTroubleshooting Guide Start Fire Problems Possible Cause SolutionGetting Started Typical Fireplace SystemDesign and Installation Considerations DraftNegative Pressure Locating Fireplace & Chimney Frequently open doors Central heat outlets or returnsTools and Supplies Needed Fireplace System RequirementsInspect Fireplace and Components Framing & Clearances Select Fireplace LocationClearances Clearances to Combustible MaterialsSidewalls/Surrounds Frame the FireplaceInstallation of Fireplace Things to ConsiderPosition the Fireplace Place Protective Metal Hearth StripsFt min. from top of uppermost chimney section to air inlet Install Outside Air Kit AK14/AK18 InstallationChimney Assembly Chimney Requirements MetersUsing Offsets/Returns ExampleInstall Chimney Air Kit Assemble Chimney SectionsInstall Ceiling Firestops Installing the Ceiling FirestopInstall Attic Insulation Shield Prepare Attic Insulation ShieldComplete Installation Install FlashingFollowing steps should be skipped if using a chase Cut out Hole in RoofChimney Termination Requirements Flat RoofsChase Installations Construct the ChaseInstall Fireplace & Chimney Install Chase TopInstall Termination Cap ST375 Square Termination CapTS345/TS345P Square Termination Cap Shrouds Radiation ShieldField Constructed Shrouds Open Top Shroud TR342 caps require radiation shieldMailbox Style Shroud radiation shield required Roofed Style Shroud radiation shield requiredFinishing Hearth Extension= 1/k x inches of thickness Finishing Material Noncombustible FacingCombustible Mantel Clearances to Mantels or other Combustibles above FireplaceSquares Accessories Gas Log/Lighter ProvisionWood Burning Inserts Gas Code, Ansi Z223.1Fireplace Dimensions Reference MaterialsChimney Components Catalog #14-1/2 10-7/8 276 mm Service Parts HST-42DDo not Discard this Manual