Hearth and Home Technologies Bravo, Aztec owner manual Troubleshooting, Intellifire Ignition System

Page 46

14 Troubleshooting

With proper installation, operation, and maintenance your gas appliance will provide years of trouble-free service. If you do experience a problem, this troubleshooting guide will assist a qualified service person in the diagnosis of a problem and the corrective action to be taken. This troubleshooting guide can only be used by a qualified service technician.

A. Intellifire Ignition System

Sympton

Possible Cause

Corrective Action

1. The ignitor/module makes

a. Incorrect wiring.

Verify “S” wire (white) for sensor and “I” wire (orange) for ignitor

noise, but no spark.

 

are connected to correct terminals on module and pilot assembly.

 

 

Reversed wires at the module may cause system to make sparking

 

 

noise, but spark may not be present at pilot hood.

 

 

 

 

b. Loose connections or elec-

Verify no loose connections or electrical shorts in wiring from mod-

 

trical shorts in the wiring.

ule to pilot assembly. Rod closest to pilot hood should be ignitor.

 

 

Verify connections underneath pilot assembly are tight; also verify

 

 

connections are not grounding out to metal chassis, pilot burner,

 

 

pilot enclosure, mesh screen if present, or any other metal object.

 

 

 

 

c. Ignitor gap is too large.

Verify gap of igniter to pilot hood. The gap should be approximately

 

 

.17 inch or 1/8 inch.

 

 

 

 

d. Faulty 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. Hold ground wire about 3/16 inch away from

 

 

“I” terminal on module. If there is no spark at “I” terminal module

 

 

must be replaced. If there is a spark at “I” terminal, module is fine.

 

 

Inspect pilot assembly for shorted sparker wire or cracked insulator

 

 

around electrode.

 

 

 

2. Pilot won’t light, there is no

a. Transformer installed cor-

Verify that transformer is installed and plugged into module. Check

noise or spark.

rectly.

voltage of transformer under load at spade connection on module

 

 

with ON/OFF switch in ON position. Acceptable readings of a good

 

 

transformer are between 3.2 and 2.8 volts AC.

 

 

 

 

b. A shorted or loose connec-

Remove and reinstall the wiring harness that plugs into module.

 

tion in wiring configuration or

Verify there is a tight fit. Verify pilot assembly wiring to module.

 

wiring harness.

Remove and verify continuity of each wire in wiring harness.

 

 

 

 

c. Improper wall switch wiring.

Verify that 110/VAC power is “ON” to junction box.

 

 

 

 

d. Module not grounded.

Verify black ground wire from module wire harness is grounded to

 

 

metal chassis of appliance.

 

 

 

 

e. Faulty 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. Hold ground wire about 3/16 inch away from

 

 

“I” terminal on module. If there is no spark at “I” terminal module

 

 

must be replaced. If there is a spark at “I” terminal, module is fine.

 

 

Inspect pilot assembly for shorted sparker wire or cracked insulator

 

 

around electrode.

 

 

 

3. Pilot lights but continues to

a. A shorted or loose connec-

Verify all connections to wiring diagram in manual. Verify connec-

spark, and main burner will not

tion in sensor rod.

tions underneath pilot assembly are tight. Verify connections are

ignite. (If the pilot continues to

 

not grounding out to metal chassis, pilot burner, pilot enclosure or

spark after the pilot flame has

 

screen if present, or any other metal object.

been lit, flame rectification has

 

 

not occurred.)

 

 

 

 

 

46

Hearth & Home Technologies • Bravo, Aztec • InD • 703-900 Rev. N • 8/06

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Contents Models Aztec Bravo Congratulations Homeowner Reference InformationTable of Contents Appliance Certification High Altitude Installations1Listing and Code Approvals Glass SpecificationsInspect Appliance and Components Design and Installation ConsiderationsGetting Started Tools and Supplies NeededFraming and Clearances Selecting Appliance LocationClearances Constructing the Appliance ChaseClearance to Combustibles Mantel Projections Vent Termination Minimum Clearances Termination LocationsSee .4 for specific clearances Alcove Applications ApplianceUse of Elbows Vent Information and DiagramsVent Table Key Measuring StandardsMinimum Maximum Vent DiagramsTop Vent Horizontal Termination One Elbow V1 Minimum H1 + H2 MaximumTop Vent Horizontal Termination Three Elbows V1 + V2 Minimum H1 + H2 Maximum ÍTop Vent Vertical Termination No Elbow V1 = 46 ft. Max .0 m Flue OutletV1 Minimum H1 Maximum Top Vent Vertical Termination H1 + H2Combustible Wall Penetration Vent Clearances and FramingPipe Clearances to Combustibles Wall Penetration Framing Non-Combustible Wall PenetrationInstalling Attic Shield Installing the Ceiling FirestopVertical Penetration Framing Appliance Preparation Securing and Leveling the ApplianceAttaching Vent to the Firebox Assembly Installing Vent PipeAssembly of Vent Sections Assembling Pipe SectionsAssembling Minimum Installations MI Sections Assembling DVP-12A Slip SectionsSecuring the Vent Sections Vertical Sections Disassembly of Vent SectionsHorizontal Sections Installing the Horizontal Termination Cap Installing Heat Shield and Horizontal Termination CapHeat Shield Requirements for Horizontal Termination Installing Roof Flashing and Vertical Termination Cap 13 Minimum Height from Roof to Lowest Discharge OpeningAssembling and Installing Storm Collar 16 Assembling the Storm Collar Around the PipeGas Pressures Gas InformationFuel Conversions Gas Connection Pressure Natural Gas PropaneHigh Altitude Installations Intellifire Ignition System Wiring Recommendation for WireConnecting to the Appliance Wall Switch RequiredIntellifire Pilot Ignition IPI Wiring Diagram Junction Box Installation Wall Switch Installation for Fan Optional11Finishing Facing MaterialOption a Flush Wall Finish Finishing StylesOption B Kiva-style Arch Option C Southwestern kiva-style Flush wall installation with Luxor Surround Option D Flush Wall Finish with Luxor SurroundAccessories Appliance SetupClean the Appliance Lava Rock and Ember PlacementLog Assembly LOGS-AZTEC Positioning the LogsGrooves For LOG #4 Grooves For LOG #7 Log Assembly LOGS-BRAVO Right Grate Tine LOG #6 Replacing Glass Assembly Glass AssemblyRemoving Glass Assembly Shutter SettingsOperating Instructions Before Lighting ApplianceIntellifire Ignition Turn off all electric power to the appliLighting Appliance AnceInitial Break-in Procedure Frequently Asked QuestionsAfter Appliance is Lit Intellifire Ignition System TroubleshootingSympton Possible Cause Corrective Action Symptom Possible Cause Corrective Action Maintaining and Servicing Appliance Inspect Mantenance Tasks Recommend addition of screen if one is not presentAppliance Dimension Diagram Reference MaterialsVent Components Diagrams DVP45 45 ElbowDVP-TRAPK2 DVP and SL Series Components RF6MLog Set Assembly Service Parts List14 12 16 Additional service part numbers may appear on the following AztecService Parts Log Set AssemblyBravo AZTEC, Bravo Intermittent Pilot IgnitionLimited Lifetime Warranty Bravo GAS Appliance ProductsHow to Obtain Service Limited Lifetime WarrantyYear Limited Warranty Conditions, Exclusions, & Limitations of LiabilityFor safe installation Operation Contact Information

Bravo, Aztec specifications

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