TROUBLE- SHOOTING
!WARNING
Never service heater while it is plugged in, connected to propane supply, operating, or hot. Severe burns and electrical shock can occur.
OBSERVED FAULT | POSSIBLE CAUSE | REMEDY |
Fan does not turn | No electrical power | Check current to electrical out- |
when heater is | to heater | let. If current is good, check |
plugged in. |
| heater power cord for breaks. |
| Fan hitting inside of | Adjust motor/fan guard to keep |
| heater shell | fan from hitting inside of |
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| heater shell. Bend fan guard if |
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| necessary. |
| Fan blades bent | Replace fan. See Fan, page 11. |
| Defective motor | Replace motor. See Motor, |
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| page 10. |
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Heater will not | User did not follow instal- | Repeat installation and opera- |
ignite. | lation or operation in- | tion instructions. See Installa- |
| structions properly | tion, page 5 and Operation, |
|
| page 6. |
| No spark at ignitor. To | A) Check ignitor wire. Tighten |
| test for spark, follow step | or reattach loose ignitor wire. |
| 9 under Ignitor, page 12. | See Figure 13, page 12 for igni- |
| If you see spark at ignitor, | tor wire location. |
| have heater serviced by | B) Set gap between ignitor |
| qualified service person. | electrode and target plate to 4.3 |
| If no spark seen: | mm. |
| A) Loose or disconnected | C) Tighten nut holding piezo |
| ignitor wire | ignitor to base of heater. |
| B) Wrong spark gap | D) Replace ignitor electrode. |
| C) Piezo ignitor loose | See Ignitor, page 12. |
| D) Bad ignitor electrode |
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Heater shuts down while running.
High surrounding air tem- perature causing thermal limit device to shut down heater.
Restricted air flow
Damaged fan
Excessive dust or debris in surrounding area
This can happen when running heater in temperatures above 29° C. Run heater in cooler temperatures.
Check heater inlet and outlet. Remove any obstructions.
Replace fan. See Fan, page 11.
!WARNING
Use only in areas free of high dust content.
Clean heater. See Mainte-
nance, page 8. | 9 |
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