Why program does not change at my desired setting on Hunter 44459?
If the program on your Hunter Thermostat isn't changing at the desired setting, consider these possible causes: * The time may not be set properly to “AM” or “PM.” * The thermostat might be in “HOLD” or “Home Today” modes. * The day setting may be incorrect.
What to do if auto/fan does not turn on Hunter 44459 Thermostat?
If the AUTO or FAN function isn't turning on, try moving the HG/HE selector to the opposite position.
What to do if heating or cooling does not go on or off on my Hunter 44459 Thermostat?
If your heating or cooling system isn't turning on or off, there are several things to check: 1. Ensure the system selector switch is in the correct position: “HEAT,” “COOL,” or “AUTO.” 2. If the thermostat is in AUTO mode, a larger room temperature change may be needed for it to switch from Heat to Cool, or vice versa. 3. There may be a delay of up to 4 minutes before the system turns on due to compressor protection. 4. Check your circuit breakers and switches to ensure the system has power. 5. Try replacing the batteries. 6. Make sure the furnace blower door is closed properly. 7. If your system uses only 4 wires, ensure the jumper wire is installed between the RC and RH terminals. 8. Check the position of the Furnace or Heat Pump selector switch: Normal / O / B.
How to fix no display on Hunter 44459 Thermostat?
If there is no display on your Hunter Thermostat, try the following: * Check the battery connections and the batteries themselves. * Press the RESET button with a small pin and hold it for two seconds.
What to do if entire display dims on Hunter 44459 Thermostat?
If the entire display on your Hunter Thermostat dims, the suggested solution is to replace the batteries.
How to fix scrambled or double display on Hunter Thermostat?
If you are experiencing a scrambled or double display on your Hunter Thermostat, remove the clear mylar sticker (numbers over numbers).
General| Power Source | Battery |
|---|---|
| Stages | 1 Heat/1 Cool |
| Display | Digital |
| Backlight | Yes |
| Hold Function | Yes |
| Battery | AA (2) |
| Compatibility | Single Stage Systems |
| Fan Control | Yes |
Provides a delay to prevent damage to your compressor from rapid cycling.
Alerts for weak batteries and potential system shutdown.
Instructions for safely removing the existing thermostat unit.
Procedure for labeling wires before disconnecting from the old thermostat.
Instructions for drilling holes, securing the wallplate, and wire routing.
Guidance on the jumper wire between RH and RC terminals for different systems.
Matching labeled wires to appropriate terminal screws on the mounting plate.
Steps for snapping the thermostat body onto the wallplate and inserting batteries.
Configures the thermostat for gas/oil or electric heating systems.
Allows temporary adjustment of the set temperature without affecting programs.
Holds a manual temperature setting for extended periods or vacations.
Alerts for weak batteries, indicated by 'BATT' flashing on LCD.
System shutdown due to critically low batteries.
Indicates system control failure and requires battery replacement and reset.
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