Intellifire Ignition System - (continued)

Symptom

Possible Cause

Corrective Action

 

 

 

3. Continued

d. Damaged pilot as-

Verify that ceramic insulator around the sensor rod is not cracked, damaged, or

 

sembly or dirty sensor

loose. Verify connection from sensor rod to white sensor wire. Clean sensor rod with

 

rod.

emery cloth to remove any contaminants that may have accumulated on sensor rod.

 

 

Verify continuity with a multimeter with ohms set at lowest range.

 

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.

4. Pilot sparks, but

a. Correct gas supply.

Verify that incoming gas line ball valve is “open”. Verify that inlet pressure reading is

Pilot will not light.

 

within acceptable limits, inlet pressure must not exceed 14 in. W.C.

 

b. Ignitor gap is too

Verify that spark gap from ignitor to pilot hood is .17 in. or 1/8 in.

 

large.

 

 

c. Module is not

Verify module is securely grounded to metal chassis of appliance.

 

grounded.

 

32

Heat & Glo LifeStyle Collection • Twilight-II-B2108-900 Rev. G • 8/07

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Hearth and Home Technologies II-B owner manual Symptom Possible Cause Corrective Action