Intellifire Ignition System - (continued)
Symptom | Possible Cause | Corrective Action |
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4. Pilot sparks, but Pilot will | A. Gas supply. | Verify that incoming gas line shutoff valve is “open”. Verify that inlet |
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not light. |
| pressure reading is within acceptable limits. |
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Note: Red LED may flash | B. Ignitor gap is incorrect. | Verify that spark gap from ignitor to pilot hood is .17 in. or 1/8 in (3 |
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twice on the Module. |
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C. Module is not grounded. | Verify black ground wire from module wire harness is grounded to |
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| metal chassis of appliance. |
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| D. Module voltage output is low. | Verify battery voltage is at least 4 volts. Replace batteries if |
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| voltage is below 4. |
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5. Pilot lights but continues | A. A shorted or loose connection | Verify all connections to wiring diagram in manual. Verify |
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to spark, and burner will | in flame sensing rod. | connections underneath pilot assembly are tight. Verify |
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not ignite. (If the pilot |
| connections are not grounding out to metal chassis, pilot burner, |
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continues to spark after |
| pilot enclosure or screen if present, or any other metal object. |
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the pilot flame has been lit, |
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flame rectification has not |
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B. Poor flame rectification or | With fixed glass assembly in place, verify that flame is engulfing |
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occurred.) | contaminated flame sensing | flame sensing rod on left side of pilot hood. Flame sensing rod |
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| rod. | should glow shortly after ignition. Verify correct pilot orifice is |
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| installed and gas inlet is set to pressure specifications. |
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| C. Module is not grounded. | Verify module is securely grounded to metal chassis of appliance. |
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| Verify that wire harness is firmly connected to the module. |
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| D. Damaged pilot assembly or | Verify that ceramic insulator around the flame sensing rod is not |
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| contaminated flame sensing | cracked, damaged, or loose. Verify connection from flame sensing | |
| rod. | rod to white sensor wire. Polish flame sensing rod with fine steel | |
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| wool to remove any contaminants that may have accumulated on |
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| flame sensing rod. Verify continuity with a multimeter with ohms |
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| set at lowest range. Replace pilot if any damage is detected. |
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| E. Module. | Turn ON/OFF rocker switch or wall switch to OFF position. |
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| Remove ignitor wire “I” from module. Place ON/OFF rocker switch |
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| or wall switch in ON position. If there is no spark at “I” terminal |
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| module must be replaced. If there is a spark at “I” terminal, module |
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| is fine. |
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6. No pilot, no burner flame; | A. False flame detected. | Shut off gas and power immediately and call a technician. |
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pilot lit but no burner flame; |
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3 Flashes on the Module |
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Red LED. |
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60 | Heatilator • Evolution • |