Intellifire Ignition System - (continued)
Symptom | Possible Cause | Corrective Action | |
|
|
| |
| a. A shorted or loose connection in flame | Verify all connections to wiring diagram in manual. Verify | |
4. Pilot lights but contin- | sensing rod. | connections underneath pilot assembly are tight. Verify | |
ues to spark, and main |
| connections are not grounding out to metal chassis, pilot | |
burner will not ignite. |
| burner, pilot enclosure or screen if present, or any other | |
(If the pilot continues |
| metal object. | |
to spark after the |
|
| |
b. Poor flame rectification or contaminated | With fixed glass assembly in place, verify that flame is en- | ||
pilot flame has been lit, | |||
flame sensing rod. | gulfing flame sensing rod on left side of pilot hood. Flame | ||
flame rectification has | |||
| sensing rod should glow shortly after ignition. Verify cor- | ||
not occurred.) |
| ||
| rect pilot orifice is installed and gas inlet is set to pressure | ||
|
| ||
|
| specifications. Clean flame sensing rod with emery cloth to | |
|
| remove any contaminants that may have accumulated on | |
|
| flame sensing rod. | |
|
|
| |
| 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 contami- | Verify that ceramic insulator around the flame sensing | |
| nated flame sensing rod. | rod is not cracked, damaged, or loose. Verify connection | |
|
| from flame sensing 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. | |
|
|
|
54 | Heatilator • GDST3831I • |
