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| TROUBLESHOOTING |
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Symptom |
| Possible Cause |
| Corrective | Action | |
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Thermostat Setting & |
| 1. Thermostat thermometer setting |
| The thermometer can be adjusted +/- 3 degrees. | ||
Thermostat Thermometer |
| requires adjustment. |
| See Temperature Display Adjustment in the | ||
Disagree |
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| Configuration Menu section. | ||
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Blank Display and/or |
| 1. Voltage spike or static discharge. |
| Use the Reset Operation at top of previous page. | ||
Keypad Not Responding |
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Heat Setpoint will |
| 1. The desired setpoint conflicts with the |
| Change system mode to COOL. Raise the Cool | ||
not Respond to the |
| setpoint of the COOL mode. |
| setpoint. Return to HEAT mode and set desired | ||
Temperature Up Key |
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| temperature. |
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Cool Setpoint will |
| 1. The desired setpoint conflicts with the |
| Change system mode to HEAT. Lower the Heat | ||
not Respond to the |
| setpoint of the HEAT mode. |
| setpoint. Return to COOL mode and set desired | ||
Temperature Down Key |
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| temperature. |
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Forgot Keypad |
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| CAUTION: This resets the thermostat to factory | ||
Lockout Code |
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| default settings of the configuration menu. After | ||
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| performing this reset, the thermostat will require | ||
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| configuration again. Be sure that you know the | ||
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| required configuration settings before resetting. | ||
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| With the thermostat in any mode, press and | ||
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| at the same time to enter the configuration menu at | ||
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| the point where the lockout code is to be entered. | ||
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| Press and |
| and SYSTEM button at the same |
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| time to reset the lockout code, unlock the keypad | ||
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| and reset all configuration menu settings. | ||
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Why won't my 2nd or |
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| Your thermostat is designed to determine the | ||
3rd stage come on? |
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| optimum time to activate the second stage. Simply | ||
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| raising the temperature in heating or lowering it in | ||
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| cooling will not always force the thermostat to bring | ||
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| the second stage on quickly. There is a time delay | ||
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| from | ||
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| of the first stage of the system. | ||
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