TROUBLESHOOTING
|
| Continued |
|
|
OBSERVED PROBLEM | POSSIBLE CAUSE | REMEDY | ||
ODS/pilot lights but flame goes | 1. Control knob not fully pressed in | 1. | Press in control knob fully | |
out when control knob is re- | 2. Control knob not pressed in | 2. | After ODS/pilot lights, keep | |
leased |
| long enough |
| control knob pressed in 30 sec- |
|
|
|
| onds |
| 3. | Equipment shutoff valve not | 3. | Fully open equipment shutoff |
|
| fully open |
| valve |
| 4. | Pilot flame not touching ther- | 4. | A) Contact local natural or |
|
| mocouple, which allows ther- |
| propane/LP gas company |
|
| mocouple to cool, causing pi- |
| B) Clean ODS/pilot (see |
|
| lot flame to go out. This prob- |
| Cleaning and Maintenance, |
|
| lem could be caused by one or |
| page 23) or replace ODS/pi- |
|
| both of the following: |
| lot assembly |
|
| A) Low gas pressure |
|
|
|
| B) Dirty or partially clogged |
|
|
|
| ODS/pilot |
|
|
| 5. | Thermocouple connection | 5. | Hand tighten until snug, then |
|
| loose at control valve |
| tighten 1/4 turn more |
| 6. | Thermocouple damaged | 6. | Replace pilot assembly |
| 7. | Control valve damaged | 7. | Replace control valve |
Burner does light after ODS/ 1. Burner orifice clogged pilot is lit
2. Inlet gas pressure is too low
3. Thermopile leads discon- nected or improperly con- nected
4. Burners will not come on in remote position
1.Clean burner (see Cleaning and Maintenance, page 23) or replace burner orifice
2.Contact local natural or pro- pane/LP gas company
3.Reconnect leads (see Wiring Diagram, page 32)
4.Replace battery in transmitter and receiver
Delayed ignition burner | 1. Manifold pressure is too low | 1. | Contact local natural or pro- | |
|
|
|
| pane/LP gas company |
| 2. | Burner orifice clogged | 2. | Clean burner (see Cleaning |
|
|
|
| and Maintenance, page 23) or |
|
|
|
| replace burner orifice |
|
|
|
| |
Burner backfiring during com- | 1. Burner orifice is clogged or | 1. | Clean burner (see Cleaning | |
bustion |
| damaged |
| and Maintenance, page 23) or |
|
|
|
| replace burner orifice |
| 2. | Damaged burner | 2. | Replace damaged burner |
| 3. | Gas regulator defective | 3. | Replace gas control |
www.desatech.com | 25 |
