Hearth and Home Technologies NDV3630I, NDV4236IL, NDV3933L, NDV4842I Will not ignite. If the pilot

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Intelliﬁre Ignition System - (continued)

Symptom	Possible Cause	Corrective Action
4. Pilot lights but continues	A. A shorted or loose connection	Verify all connections to wiring diagram in manual. Verify
to spark, and main burner	in ﬂame sensing rod.	connections underneath pilot assembly are tight. Verify connections
will not ignite. (If the pilot		are not grounding out to metal chassis, pilot burner, pilot enclosure
continues to spark after		or screen if present, or any other metal object.
the pilot ﬂame has been lit,
ﬂame rectiﬁcation has not
ﬂame rectiﬁcation has not	B. Poor ﬂame rectiﬁcation or	With ﬁxed glass assembly in place, verify that ﬂame is engulﬁng
occurred.)	contaminated ﬂame sensing	ﬂame sensing rod on left side of pilot hood. Flame sensing rod
	contaminated ﬂame sensing
	rod.	should glow shortly after ignition. Verify correct pilot oriﬁce is
		installed and gas inlet is set to pressure speciﬁcations.

	C. Module is not grounded.	Verify module is securely grounded to metal chassis of appliance.
		Verify that wire harness is ﬁrmly connected to the module.

	D. Damaged pilot assembly or	Verify that ceramic insulator around the ﬂame sensing rod is not
	contaminated ﬂame sensing	cracked, damaged, or loose. Verify connection from ﬂame sensing
	rod.	rod to white sensor wire. Clean ﬂame sensing rod with emery cloth
		to remove any contaminants that may have accumulated on ﬂame
		sensing rod. Verify continuity with a multimeter with ohms set at
		lowest range. Replace pilot if any damage is detected.

	E. Module.	Turn ON/OFF rocker switch or wall switch to OFF position. Remove
		ignitor wire “I” from module. Place ON/OFF rocker switch or wall
		switch in ON position. If there is no spark at “I” terminal module
		must be replaced. If there is a spark at “I” terminal, module is ﬁne.

Heatilator • Novus NDV Series • 4055-187 Rev F • 06/08

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Contents Hot glass will cause burns Installation and OperationModels What to do if you smell gasHomeowner Reference Information CongratulationsTable of Contents Installer GuideUser Guide Troubleshooting Limited Lifetime Warranty Gas Appliance Fireplace Limited Lifetime WarrantyListing and Code Approvals Requirements for the Commonwealth of Massacusetts Gas Fireplace Safety Operating InstructionsYour Fireplace Clear Space Fixed Glass AssemblyRemote Controls, Wall Controls and Wall Switches Fan Kit optionalIgnition IPI For Your Safety Read Before LightingIgnition Standing PilotAfter Appliance is Lit Frequently Asked QuestionsRemote Control Maintenance and ServiceMaintenance Tasks-Homeowner Glass CleaningLogs Maintenance Tasks-Service TechnicianGasket Seal and Glass Assembly Inspection VentingEither cobrahead or SIT Typical Appliance System Getting StartedAny such action may cause a ﬁre hazard Design and Installation ConsiderationsTools and Supplies Needed Inspect Appliance and ComponentsFraming and Clearances Select Appliance LocationModel Clearances Constructing the Appliance ChaseMantels Mantel Legs or Wall Projections Mantel and Wall ProjectionsVent Termination Minimum Clearances Termination LocationsMinimum Clearances for Terminations Vent Table Key Vent Information and DiagramsApproved Pipe Measuring StandardsTop Vent Horizontal Termination Two 45 Elbows Vent DiagramsTop Vent Horizontal Termination One Elbow Two ElbowsMin Max Three Elbows Install Top Vent Flue Visor No Elbow Conﬁgura- tions Top Vent Vertical TerminationNo Elbow 12 ft 3.66 m min 60 ft 18.29 m max One 45 Elbow Rear Vent Horizontal Termination DVP onlyTotal Vert Total Horiz Model Max Min + H 2 + H Two Elbows Three ElbowsOne Elbow Rear Vent Vertical Termination DVP onlyMin Ft 1.83 m max 12 ft 3.66 m min 60 ft 18.29 m max Model Top Vent Rear Vent Vent Clearances and FramingPipe Clearances to Combustibles Wall Penetration FramingInstalling Ceiling Firestop Install the Ceiling FirestopFlat Ceiling Installation Install Attic Insulation ShieldTop Vent Appliance PreparationRear Vent Secure and Level the Appliance Assemble Pipe Sections Installing Vent PipeAttach Vent to the Firebox Assembly Assemble Vent Sections DVP onlyAssemble Vent Sections SLP Pipe Only Assemble MI Sections DVP onlyCut from this end Outer Inner Slip Section Pilot Holes Assemble Slip SectionsDisassemble Vent Sections Secure the Vent SectionsInstall Decorative Ceiling Components SLP only 15 Minimum Height From Roof To Lowest Discharge Opening Install Metal Roof FlashingSLP-FS Install RF4-8Assemble and Install Storm Collar Install Vertical Termination CapHeat Shield Requirements for Horizontal Termi- nation Install Heat Shields and Horizontal Termi Nation CapInterior Install Horizontal Termination CapGas Connection Gas InformationFuel Conversion Gas PressureOptional Accessories Requirements Wiring RequirementsStanding Pilot Ignition System Wiring Intelliﬁre Ignition System WiringWSK-MLT-HTL Electrical Service and RepairWall Switch Installation for Fan Optional Junction Box InstallationMantels FinishingFacing Material Noncombustible Facing DiagramAppliance Setup Remove Screen Protector Place the RockwoolPlace the Lava Rock Place the VermiculiteUnpackage the Hood & Floor Cover Install HoodReplacing Fixed Glass Assembly Install Floor CoverClose the Screen Assembly Removing Fixed Glass Assembly14 Adjusting Air Shutter Air Shutter SettingTroubleshooting Symptom Possible Causes Corrective ActionStanding Pilot Ignition System Symptom Possible Cause Corrective Action TroubleshootingIntelliﬁre Ignition System Will not ignite. If the pilot Reference Materials Appliance Dimension DiagramDVP Pipe Vent Components DiagramsRF6M RF12M Extended Heat ShieldDVP-TVHW Horizontal Termination Cap DVP-TRAPDVP-HRC-ZC-SS Effective SLK-SNKD SLP-CCS-BK Parts Service Parts NDV3630 & NDV3630IIPI Valve Standing Pilot ValveService Parts NDV3933 & NDV3933I 187 Service Parts NDV4236 & NDV4236I 4055-187 Service Parts NDV4842 & NDV4842I Stocked Model # Description Optional ComponentsWTB36 This page intentionally left blank This page intentionally left blank Contact Information