Thermostat Operation
The thermostat is
To access the lockout switch:
1.Switch off the power.
2.Remove the four screws and cover.
3.Slide the lockout switch to the right to the unlock position.
4.Replace the cover.
5.
6.To program refer to table below.
Step | Display | Description |
1 | F or C | Fahrenheit or Celsius Scale |
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| Press the set key once to access the Fahrenheit / Celsius |
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| scale. The display will show the current status, either F for |
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| degrees Fahrenheit or C for degrees Celsius. The |
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| thermostat has been |
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| Press the up or down arrow key to choose between the F |
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| and C. |
2 | S1 (blinking) | Setpoint Temperature |
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| Press the set key again to access the setpoint. The display |
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| will show the current set point. The setpoint has been pre- |
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| set to 0 degrees F. Press either the up or down arrow key |
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| to change the setpoint to the desired temperature. |
3 | DIF 1 (blinking) | Differential Temperature |
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| Press the set key again to access the differential. The |
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| display will show the current differential. The differential |
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| temperature has been |
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| the up or down arrow key to increase or decrease the |
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| differential setting. |
4 | C1 / H1 | Cooling or Heating Mode |
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| Press the set key again to access the heating or cooling |
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| mode. The display will show the current mode. C1 for |
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| cooling or H1 for heating. The Thermostat has been pre- |
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| set for C1. Do not change this setting. The BF does not |
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| work in heat mode. Press the set key once more and |
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| programming is complete. |
Note: Pressing the set key accepts the setting and brings you to the next step. You must push the set key through all steps to return to the temperature display to allow the compressor to operate.
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