Note : All troubleshooting items are listed in order of operation.
TROUBLESHOOTING
WARNING: Only a qualified service person should service and repair heater.
CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/pilot unit.
OBSERVED PROBLEM | POSSIBLE CAUSE |
REMEDY
When ignitor button is pressed and control knob is pressed in and turned to the PILOT position, there is no spark at ODS/pilot.
When ignitor button is pressed and control knob is press in and turned to the PILOT position, there is a spark at ODS/pilot but no ignition.
1.Ignitor electrode is positioned wrong.
2.Ignitor electrode is broken.
3.Ignitor electrode is not connected to ignitor cable.
4.Ignitor cable is pinched or wet.
5.Broken ignitor cable.
6.Bad piezo ignitor.
1.Gas supply turned off or equipment shutoff valve is closed.
2.Control knob not fully pressed in while pressing ignitor button.
3.Air in gas lines when installed.
4.ODS/pilot is clogged.
5.Gas regulator setting is not correct.
6.Control knob not in PILOT position.
1.Replace ignitor.
2.Replace ignitor.
3.Reconnect ignitor cable.
4.Free ignitor cable if pinched by any metal or tubing. Keep ignitor cable dry.
5.Replace ignitor cable.
6.Replace piezo ignitor.
1.Turn on gas supply of open equipment shutoff valve.
2.Fully press in control knob while pressing ignitor button.
3.Continue holding down control knob. Repeat igniting operation until air is removed.
4.Clean ODS/pilot (see Cleaning and Maintenance, Page 13) or replace ODS/pilot assembly.
5.Replace gas regulator.
6.Turn controlknob to PILOT position.
ODS/pilot lights but flame goes out | 1. | Control knob is not fully pressed in. | |||
when control knob is released. | 2. | Control knob is not pressed in | |||
|
| long enough. |
| ||
| 3. | Equipment shutoff valve is not | |||
|
| fully open. |
| ||
| 4. | Thermocouple | connection is | ||
|
| loose at | control valve. | ||
| 5 | Pilot flame is | not touching | ||
|
| thermocouple, | This allows | ||
|
| thermocouple to cool, causing | |||
|
| pilot flame to go out. This | |||
|
| problem could be caused by | |||
|
| one or both of the following: | |||
|
| A) | Low | gas pressure | |
|
| B) | Dirty | or | partially clogged |
|
|
| ODS/ pilot |
| |
| 6. | Thermocouple | damaged. | ||
| 7. | Control valve | damaged. | ||
1.Press in control knob fully.
2.After ODS/pilot lights, keep control knob pressed in 30 seconds.
3.Fully open equipment shutoff valve.
4.Hand tighten until snug, then tighten 1/4 turn more.
5.A) Contact local natural gas company.
B)Clean ODS/pilot (see Cleaning and Maintenance, Page 13) or replace ODS/pilot assembly.
6.Replace thermocouple.
7.Contact Dealer or
1 4