INSTALLER/CONFIGURATION MENU
20)Heat Temperature Limit Range – This feature adjusts the highest setpoint temperature for heat. The default
setting is 99°F. It can be changed between 62°F and 98°F by pressing the or key. The "temperature limit" icon will be displayed to the left of your setpoint temperature when using this feature. The "temperature limit" icon will flash if an attempt is made to adjust the temperature beyond the range selected.
21)Cool Temperature Limit Range – This feature adjusts the lowest setpoint temperature for cool. The default
setting is 45°F. It can be changed between 46°F and 82°F by pressing the or key. The "temperature limit" icon will be displayed to the left of your setpoint temperature when using this feature. The "temperature limit" icon will flash if an attempt is made to adjust the temperature beyond the range selected.
22)Keypad Lockout – This step allows you to select the type of lockout or limited range security required. If no lockout or limited range security is required, press to advance the menu.
Three security settings are available in this menu item. Use the or keys to select the lockout desired. Lockout selections are:
"Keypad Lockout and L" = Total Lockout. Total Lockout locks all keys.
"Keypad Lockout and P" = Partial Lockout. Partial Lock- out allows only the or keys to operate within your set temperature limits.
"Temperature Limit/Keypad Lockout" prevents changing the temperature limits in the Configuration Menu.
Keypad Lockout Combination Number Selection Display will read "OFF" "Keypad Lockout".
Skip this step and continue through the configuration menu items 19 thru 22 if you require an Air Filter Change out indicator or Humidifier Pad Change out indicator by pressing the button to advance.
Return to this point when you are ready to start your
selected lock-out and continue by:
Pressing or keys to select ON. Press . Display will read "000".
Pressing or keys to select your keypad lockout combination number. Note: "000" is not a valid combination choice.
Record the number you select for future use. Press to exit the menu. The security feature you select will start in 10 seconds. The system button will remain active for 10 seconds to allow setting Heat, Off, Cool or Auto.
23 & 24) Select Fast Second Stage ON or OFF – In the run mode, with the fast Heat feature enabled (FA Heat On), if the Heat setpoint temperature is manually raised by 3°F (2°C) or more above the actual temperature usingthe second stage will energize immediately. With FA OFF, second stage will not energize until the setpoint tempera- ture is 1°F or more above actual temperature for more than ten minutes. The Fast Cool feature (FA Cool) provides the same controls when the setpoint tempera- ture is lowered.
25)Select Remote Temperature Sensor – This control allows one wired remote temperature sensor (indoor or outdoor) be connected to it and indicates the measured temperature in clock digits. This menu enables you to select the remote sensor and also configure it as indoor or outdoor temperature sensor. Factory default is off. Select Remote On and Remote in (for indoor) or Outdoor Remote.
Local Temperature Sensor disable – This is applicable only when indoor remote temperature sensor is enabled.
Factory default is On LS. You can make it Off LS if you desire by usingor touch keys.Then, only the indoor remote temperature reading will be used for control.
26)Select Dual Fuel Feature and Setpoint – This feature is applicable only in heat pump modes. When the feature is selected, the thermostat will switch to gas heat and inhibit the compressor when the outside temperature
(monitored by the outside remote sensor), falls below the DF setpoint. By usingor touch keys, select x, DF where x=5 to 50; factory default is 5 which disables the feature. This feature requires an outdoor remote temp- erature sensor (WR# F145-1378), however does not need a fossil fuel kit.
Select Compressor Delay – When the DF feature is enabled, the shut down of the compressor stage(s) are delayed by a programmable time after the auxiliary stage is energized to minimize the duration during which the
system may blow cooler air. Default delay is 60 seconds (60, Cd). By usingor touch keys any value be- tween 0 and 99 can be selected.
27)Select Change Filter Run Time – The thermostat will display "Change Filter" after a set time of blower operation. This is a reminder to change or clean your air filter. This time can be set from 25 to 1975 hours in 25 hour increments. A selection of OFF will cancel this feature. When "Change Filter" is displayed, you can clear it by pressing Clean Display. In a typical application, 200 hours of run time is approximately 30 days.