Troubleshooting (Contiuned)
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Symptom | Possible Cause | Action |
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Heating will not | No power to the | Check that the setpoint is above room |
come on. | thermostat. | temperatureÐreset temperature or wait for |
| System selection is | room temperature to fall. |
| not set to Heat. | Check if the circuit breaker is trippedÐreset |
| Heating setpoint is | the circuit breaker. |
| below room | Check if the fuse is blownÐreplace the fuse. |
| temperature. | Check if the system switch at the equipment |
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| is in the Off positionÐset to Heat position. |
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| Wait five minutes for the system to respond. |
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Cooling will not | No power to the | Check that the setpoint is below room |
come on. | thermostat. | temperatureÐreset temperature or wait for |
| System selection is | room temperature to rise. |
| not set to Cool. | Check if the circuit breaker is trippedÐreset |
| Cooling setpoint is | the circuit breaker. |
| above room | Check if the fuse is blownÐreplace the fuse. |
| temperature. | Check if the system switch at the equipment |
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| is in the Off positionÐset to Cool position. |
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| Wait five minutes for the system to respond. |
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| Pub. No. |
22 |
