Possible Cause | Possible Solution |
| Incorrect wiring | Correct the wiring. |
| Fuse open or blown | Check why the fuse was blown and repair any problems. Replace the fuse. |
| Minimum Idle setting too low | Increase the minimum Idle speed setting. |
Idle off setting too high | Decrease the idle off
setting. |
Temperature set point is
above room temperature. | Adjust the temperature set
point to the desired temperature. |
No power to fan/heater | Switch on the power. |
Faulty fan/heater | Replace the equipment. |
Circuit breaker open | Reset the breaker. |