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 con- | |
ues to spark, and main |
| nections are not grounding out to metal chassis, pilot burn- | |
burner will not ignite. |
| er, pilot enclosure or screen if present, or any other metal | |
(If the pilot continues |
| 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. Polish flame sensing rod with fine steel wool | |
|
| 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 ap- | |
|
| pliance. Verify that wire harness is firmly connected to the | |
|
| module. | |
|
|
| |
| D. Damaged pilot assembly or contami- | Verify that ceramic insulator around the flame sensing rod | |
| nated flame sensing rod. | is not cracked, damaged, or loose. Verify connection from | |
|
| flame sensing rod to white sensor wire. Polish flame sens- | |
|
| ing rod with fine steel wool 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. | |
|
|
|
64 | Hearth & Home Technologies • DV3732SBI, DV3732SBIL • |