background image

5

6

7

8

9

Outside

 Indication

     Indicates the temperature displayed is from 
           the optional outside sensor.   

Page 19.

Morning

Day

Evening

 & 

Night

 Indication

     Indicates the program time period. 

Page 8-10.

Setup

 Indication

     Indicates the thermostat is in the Advanced
          Setup mode.  

Page 11.

Fan Operation Indication
     

Fan On

 - indicates constant, continuous fan

          operation.
     When 

Fan On

 is not lit - indicates the fan will

          only operate when necessary to heat or
          to cool.  

Page 7.

Locked

 Indication

     

Locked

 appears after the right combination of

          buttons are pressed,  rendering the buttons
          inoperative. 

Page 17.

Display

Page 4

Summary of Contents for 1 For All P374-1000FM

Page 1: ...y Thermoglow Backlight Dual or Single Setpoint No Batteries Required Outdoor Temperature Sensor Available 1 For All Use with most Air Conditioning Heating Systems including 1 Stage Electric Cooling or...

Page 2: ...eriods ADVANCED SETUP ABOUT ADVANCED OPERATION WARRANTY Page 1 CAUTION Follow Installation Instructions before proceeding SET THERMOSTAT TO MODE OFF PRIOR TO CHANGING SETTINGS IN SETUP OR RESTORING FA...

Page 3: ...Front Panel Page 2 Liquid Crystal Display with Thermoglow Up Down Buttons Mode Button Fan Button Heat or Cool Indicator Heat Red Cool Green Temperature Sensor Bubble 1 2 3 4 5 6 1 3 5 2 4 6...

Page 4: ...heat and cool modes as the temperature varies OFF indicates the entire system is turned off PROGRAM ON indicates the stored program is enabled to run Page 6 Clock Indicates the current time of day Thi...

Page 5: ...up Indication Indicates the thermostat is in the Advanced Setup mode Page 11 Fan Operation Indication Fan On indicates constant continuous fan operation When Fan On is not lit indicates the fan will o...

Page 6: ...Go Page 5 The thermostat is preprogrammed from the factory to operate 1 or 2 Stage equipment without the need for further programming To optimize the installation of this thermostat follow the instruc...

Page 7: ...ndicates both heating and air conditioning systems are turned off AUTO will automatically select heat or cool based on room temperature demand Program On will activate the stored timer operation Morni...

Page 8: ...ons in Heat or Cool modes will adjust only the Heat or Cool set temperature To select desired temperature in Single Setpoint please also refer to page 17 Select Desired Temperature Page 7 Basic Operat...

Page 9: ...ming Continued MODE MODE MODE MODE 74 COOL 74 72 COOL HEAT Adjust the start time for Morning Adjust the heating setpoint for Morning Adjust the cooling setpoint for Morning 35 99 35 99 Am Am Am 7 30 7...

Page 10: ...Adjust the start time for Evening Adjust the cooling setpoint for Evening Adjust the start time for Day Adjust the heating setpoint for Day Adjust the cooling setpoint for Day 35 99 35 99 35 99 Am I0...

Page 11: ...0 78 HEAT COOL Pm I i 30 Night Programming 4 Time Periods Adjust the heating setpoint for Night Adjust the heating setpoint for Evening Adjust the cooling setpoint for Night Adjust the start time for...

Page 12: ...y press and hold the Fan button in and press the up or down buttons FAN MODE Select 1 Day Programmable ON or Non Programmable OFF On Off Select Single setpoint or Dual setpoint operation 1 Single Setp...

Page 13: ...n in step 4 B O 81f Select Electric Heat On or Off Step 6 only appears if heat pump is off in step 4 On Off Adjust the deadband from 1 6 degrees Adjust the minimum difference between cooling heating s...

Page 14: ...s per hour limit defeated d1 d defeat 5 min Compressor lockout d d1 2 6 6 9 Cy Setup Select thermostat operation in degrees Fahrenheit or Centigrade C F F I I Setup MODE FAN Press Press the Mode butto...

Page 15: ...ammable Off On On 3 Display Mode 1 2 2 4 5 6 7 8 9 10 11 Heat Pump Off On Off Reversing Valve polarity O B O Electric Heat Off On Off Deadband or Temperature swing 1 6 1 Forced minimum difference heat...

Page 16: ...2 the temperature spread from the setpoint is equal to or greater than the setpoint plus the deadband plus 2 degrees Heat Setpoint Cool Setpoint Dead Band Dead Band 2 degrees 1st Stage turn on 2nd Sta...

Page 17: ...a feature available to Heat Pump installations To turn on Emergency Heat press in the Fan button While holding the Fan button press Up button for 2 seconds The Cool setpoint display will read EH Duri...

Page 18: ...and is above and below the setpoint To avoid short cycling in single setpoint it is recommended to raise the deadband to a minimum of 2 page 12 step 7 Press and hold the Mode button for 2 seconds to d...

Page 19: ...eat and Cool setpoints will remain spread apart by the amount that they were adjusted prior to entering Auto For example If the Cool setpoint was set to 80 while in the Cool mode and the Heat setpoint...

Page 20: ...n NOTE CAUTION ON PAGE 1 OUTSIDE SENSOR Optional Accessory When connected to terminals RS 5 RS GND on the back of the thermostat the thermostat will read the temperature from the Outside not control t...

Page 21: ...RK UNDER THE TERMS OF THIS WARRANTY SHALL BE PERFORMED DURING NORMAL WORKING HOURS AL REPLACEMENT PARTS WHETHER NEW OR REMANUFACTURED ASSUME AS THEIR WARRANTY PERIOD ONLY THE REMAINING TIME PERIOD OF...

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