Hearth and Home Technologies CERONA-42 owner manual Mantel Projections, 724 425 406 279

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D. Mantel Projections

		CEILING
	A						1 in.
	COMBUSTIBLE					TYPICAL
	FACING MATERIAL
						12"
						11"
					10"
	FIREPLACE HEADER				9"
					8"		E
					7"		E
				6"			MINIMUM
				5"		FROM TOP OF ARCH
				4"		FROM TOP OF ARCH
				4"		OPENING TO CEILING
				3"		OPENING TO CEILING
				2"
	B			1"
	B
	NON-COMBUSTIBLE
	FACING MATERIAL		C		D
				MINIMUM
				FROM TOP OF ARCH
				OPENING TO FIRST
				MANTEL PROJECTION
				TOP OF ARCH OPENING
			A	B	C	D	E
	Cerona-36	in.	32-1/4	16-3/4	16	11	49
	Cerona-36	mm	819	425	406	279	1245
		mm	819	425	406	279	1245
	Cerona-42	in.	28-1/2	16-3/4	16	11	45-1/4
	Cerona-42	mm	724	425	406	279	1149
		mm	724	425	406	279	1149

Figure 3.3 Clearances to mantels or other combustibles above appliance

COMBUSTIBLE

SHEATHING

CLEARANCE
TO CEILING	CEILING
	CEILING
	B MINIMUM

A

NON-COMBUSTIBLE

FACING MATERIAL

IN SHADED AREAS

FIREPLACE

ARCH OPENING

1 in.

(25)

C

BOTTOM OF FIREPLACE

TO BOTTOM OF

NON-COMBUSTIBLE

FACING MATERIAL

		A	B	C
Cerona-36	in.	49	16-3/4	43-5/8
Cerona-36	mm	1245	425	1108
Cerona-42	in.	45-1/4	16-3/4	50-5/8
Cerona-42	mm	1149	425	1286

Figure 3.5

TOP VIEW

MANTEL LEG OR WALL PROJECTIONS

INTERIOR WALL

B

Note: If using the Apollo Mantel System, the appliance must be raised 1-1/4 in. from ﬂoor.

A

If A minimum is _____, then B maximum is ______.

	A	in.	1	2	3	4	5	6	7	8	9	10	11	12

		mm	25	51	76	102	127	152	178	203	229	254	279	305
		mm	25	51	76	102	127	152	178	203	229	254	279	305

	B	in.	1	2	3	4	5	6	7	8	9	10	11	12

		mm	25	51	76	102	127	152	178	203	229	254	279	305
		mm	25	51	76	102	127	152	178	203	229	254	279	305

Figure 3.4 Clearances to Mantel Legs or Wall Projections (Acceptable on both sides of opening.)

10	Heat & Glo • Cerona-36, Cerona-42 • 2106-900 Rev. H • 11/08

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Contents Models What to do if you smell gasHomeowner Reference Information Model Number Serial NumberTable of Contents Listing and Code Approvals Installation of Carbon Monoxide Detectors Requirements for the Commonwealth of MassachusettsTools and Supplies Needed Installation to ensure maximum safety and beneﬁtGetting Started Read all of the instructions before starting the instaInspect Firebox Framing and Clearances Selecting Appliance LocationConstructing the Appliance Chase ClearancesMantel Projections 724 425 406 279Hearth Extension Dimensions Hearth ExtensionTermination Locations Vent Termination Minimum ClearancesAlcove Applications Minimum Clearances for TerminationTo Install the Heat Shield Install Support BracketsContinue Adding Vent Components Measuring Standards Vent Information and DiagramsVent Table Key Use of ElbowsTop Vent Horizontal Termination One Elbow Vent DiagramsTwo Elbows V1 = 50 ft. Max .2 m Top Vent Horizontal Termination Three ElbowsTop Vent Vertical Termination Straight up Vertical Venting 152 mm 914 mm 305 mm 610 mm 10 ftTop Vent Horizontal Termination Two Elbows 305 mm 610 mm 914 mm 10 ftWall Penetration Framing Vent Clearances and FramingPipe Clearances to Combustibles Combustible Wall PenetrationInstalling Attic Shield Installing the Ceiling FirestopVertical Penetration Framing Removing Non-combustible Facing Mate- rial Assembly Appliance PreparationInstalling Non-combustible Facing Material Securing and Leveling the ApplianceInstalling Flue Restrictors Complete Installation of Non-combustible Facing MaterialAttaching Vent to the Firebox Assembly Installing Vent PipeAssembly of Vent Sections Assembling Pipe SectionsAssembling Minimum Installations MI Sections Assembling DVP-12A Slip SectionsVertical Sections Disassembly of Vent SectionsSecuring the Vent Sections Horizontal SectionsHeat Shield Requirements for Horizontal Termination Installing Heat Shield and Horizontal Termination CapInstalling the Horizontal Termination Cap Heat shield DVP-HSM-B must be usedInstalling Roof Flashing and Vertical Ter- mination Cap ﬂue of the pipe see FigureAssembling and Installing Storm Collar 18 Assembling the Storm Collar Around the PipeFuel Conversions Gas Connection Gas InformationGas Pressures High Altitude Installations Connecting to the Appliance Recommendation for WireIntelliﬁre Ignition System Wiring Electrical InformationJunction Box Installation For units Without factory installed Rocker SwitchStep Finishing Facing Material Non-combustible Facing MaterialFinishing Material Thickness greater than 1-1/4 inch Finishing Material OptionsFinishing Material Thickness from 3/4 in. to 1-1/4 Mounting stone eye brow ATRIMSTONE-36, ATRIMSTONE-4210 Fireplace sitting on combustible surface Accessories Appliance SetupClean the Appliance Ember PlacementLog Assembly LOGS-Cerona36 Positioning the Logs Model Cerona-36Heat & Glo Cerona-36, Cerona-42 2106-900 Rev. H 11/08 Model Cerona-42 Step Air Shutter Setting Glass AssemblyGrilles and Trim Before Lighting Appliance Operating InstructionsThis appliance has an Intelliﬁre ignition system Lighting Appliance IPI Ignition Final inspection byInitial Break-in Procedure Frequently Asked QuestionsAfter Appliance is Lit Intelliﬁre Ignition System TroubleshootingSympton Possible Cause Corrective Action Symptom Possible Cause Corrective Action Maintenance Tasks Maintaining and Servicing ApplianceInspect Maintenance Tasks Doors, SurroundsReference Materials Appliance Dimension DiagramModel Cerona-36 Model Cerona-42 Vent Components Diagrams DVP vent componentsDVP-TRAP COOL-ADD Not for use with these models Service Parts Log Set AssemblyPart number list on following Stocked Service Parts ListAt Depot IPI Valve Assembly CERONA-42 LOGS-CERONA42 Touch UP Paint -Fiber boxIPI Valve Assembly CONDITIONS, Exclusions & Limitation of Liability Limited Lifetime Warranty Contact Information