IntelliFire Plus™ Ignition System - (continued)
Symptom | Possible Cause | Corrective Action |
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| a. A shorted or loose connection in flame | Verify all connections to wiring diagram in manual. Verify |
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4. Pilot lights but contin- | sensing rod. | connections underneath pilot assembly are tight. Verify con- |
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ues to spark, and main |
| nections are not grounding out to metal chassis, pilot burn- |
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burner will not ignite. |
| er, pilot enclosure or screen if present, or any other metal |
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(If the pilot continues |
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to spark after the |
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b. Poor flame rectification or contaminated | With fixed glass assembly in place, verify that flame is en- |
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pilot flame has been lit, |
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flame sensing rod. | gulfing flame sensing rod on left side of pilot hood. Flame |
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flame rectification has |
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| sensing rod should glow shortly after ignition. Verify cor- |
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not occurred.) |
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| rect pilot orifice is installed and gas inlet is set to pressure |
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| specifications. Polish flame sensing rod with fine steel wool | |
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| to remove any contaminants that may have accumulated on |
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| flame sensing rod. |
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| c. Module is not grounded. | Verify module is securely grounded to metal chassis of ap- |
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| pliance. Verify that wire harness is firmly connected to the |
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| module. |
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| d. Damaged pilot assembly or contami- | Verify that ceramic insulator around the flame sensing rod |
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| nated flame sensing rod. | is not cracked, damaged, or loose. Verify connection from |
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| flame sensing rod to white sensor wire. Polish flame sens- | |
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| ing rod with fine steel wool to remove any contaminants |
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| that may have accumulated on flame sensing rod. Verify |
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| continuity with a multimeter with ohms set at lowest range. |
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| 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 |
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| switch or wall switch in ON position. If there is no spark at “I” |
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| terminal module must be replaced. If there is a spark at “I” |
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| terminal, module is fine. |
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Heat & Glo • | 53 |
