TROUBLESHOOTING
Note: For additional help, visit DESA International’s technical service website at www.desatech.com.
TROUBLESHOOTING | 7 |
ACCESSORIES |
WARNING: Never attempt to service heater while it is connected to propane supply, operating, or hot. Severe burns can occur.
SYMPTOM | POSSIBLE CAUSE | REMEDY | ||
Burner fails to light | 1. | Propane supply valve closed on propane | 1. | Open propane supply valve slowly |
|
| tank(s) |
|
|
| 2. | Excess flow check valve closed | 2. | Close propane supply valve on propane |
|
|
|
| tank and reopen slowly |
| 3. | Blockage in burner orifice | 3. | Replace burner orifice |
| 4. | Piezo ignition system not sparking | 4. | Check to assure ignitor electrode gap is |
|
|
|
| .195" Check wire lead for damage. Re- |
|
|
|
| place piezo ignitor and/or ignitor elec- |
|
|
|
| trode as necessary |
|
|
|
|
|
Burner lights but goes out when automatic | 1. | Not enough warm up time | 1. | Relight, hold automatic control valve |
control valve button is released |
|
|
| button in 45 seconds |
| 2. | Low gas pressure | 2. | Check propane tank(s) for proper gas |
|
|
|
| supply |
| 3. | Thermocouple loose or needs to be | 3. | Tighten connection or replace ther- |
|
| replaced |
| mocouple |
| 4. | Automatic control valve needs to be | 4. | Replace automatic control valve |
|
| replaced |
|
|
|
|
|
|
|
Burn rate is low | 1. | Control valve is on LOW | 1. | Push and turn valve counter clockwise |
|
|
|
| to MED or HIGH |
| 2. | Plugged gas orifice | 2. | Replace gas orifice |
| 3. | Low gas pressure | 3. | Check gas supply; check regulator |
|
|
|
| output |
| 4. | Low fuel supply | 4. | Consult propane gas supplier |
ACCESSORIES
Purchase these heater accessories and parts from your nearest dealer or service center. If they can not supply an accessory or part, either contact your nearest Parts Central (listed in the separate Authorized Service Center booklet) or call DESA International’s at
Part Number | Description |
LPA4020 | Fuel Gas Connector |
| Connects regulator to all standard propane |
| tanks. U.L. and AGA listed. |
LPA1000 | 10 Foot Hose |
LPA2160 | Regulator |
LPA3110 | Hose and Regulator Assembly |
For more information, visit www.desatech.com
