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41652_model44760_web.pmd 2 Introduction 2 CONGRATULATIONS! Your new Hunter electronic thermostat will provide years of reliable service. By saving energy, your thermostat will pay for itself during its first season of use. Thank you for buying a Hunter product! Please read this manual for complete instructions on installing and operating your thermostat. If you require further assistance, call Hunter Support at 888830-1326 from 8 AM to 5 PM Central Time.
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1652_model44760_web.pmd 6 Read This Before Installing Thermostat IMPORTANT Read the entire installation section of this Owner’s Manual thoroughly before you begin to install or operate your Hunter Thermostat. 1 Remove the Mylar label from the LCD display window. INSTALLATION All installation is normally performed at your thermostat. 2 ARMCHAIR PROGRAMMING You can program your thermostat before installation by inserting the batteries and following the instructions starting on page 16.
41652_model44760_web.pmd 8 Features ® INDIGLO Night-Light activated by pressing any key. 8 Alpha-numeric display shows time, day, temperature, program number, and other feature information as required. Energy Monitor: Measures and displays heating and cooling system operating time for Today, Yesterday, This Month, Last Month, or Total. By monitoring your energy usage, you can program the thermostat to optimize energy savings.
41652_model44760_web.pmd 10 INSTALLATION 10 What You Need This thermostat includes two #8 slotted screws and two wall anchors for mounting. To install your thermostat, you should have the following tools and materials. ■ Slotted Screwdriver(s) ■ Phillips Screwdriver ■ Hammer ■ Electric drill and 3/16" bit ■ Two 1.5 V (AA) size alkaline batteries Remove Old Thermostat CAUTION: Do not remove any wiring from existing thermostat before reading the instructions carefully.
41652_model44760_web.pmd 12 INSTALLATION 12 TABLE A – TERMINAL DESCRIPTIONS TERMINAL LABELS FUNCTION (HEAT PUMP) COMMENTS R 24V AC supply Hot wire of 24VAC transformer. Powers the thermostat & system. Y1 Compressor stage 1 Activates the 1st stage compressor. (Heat or Cool for Heat Pumps) W2 Auxiliary heating Activates the 2nd stage (auxiliary) heating when required. E Emergency heating Activates Emergency heating ONLY when the System Switch is in Emergency (em) Mode.
41652_model44760_web.pmd 14 INSTALLATION 14 Mount Wallplate and Thermostat ■ Remove the wallplate from your thermostat by pressing the release tab on the bottom of the thermostat. (See Figure 2.) ■ Position wallplate on wall and pull existing wires through large opening. Then level for appearance. Mark holes for plastic anchors provided if your existing holes do not line up with those on the Hunter wallplate. ■ Drill holes with 3/16" bit and gently tap anchors into the holes until flush with wall.
41652_model44760_web.pmd 16 PROGRAMMING 16 Option Menu Your thermostat has many settings that can be adjusted to fit your system and preferences. ■ Press to enter the Option Menu and to change to the next option selection. option ■ Press at any time to return to normal mode. ret-clear Fahrenheit or Celsius (F°/C°) selection option 1 ■ or to change the thermostat display between Te m p to change the time format display between Clock Fahrenheit and Celsius. 12 Hr or 24 Hr.
41652_model44760_web.pmd 18 PROGRAMMING 18 Setting Time and Day ■ The LCD will show this information when batteries are first installed, or after the Reset button is pressed. The temperature will update after a few seconds. ■ During time and day setting mode, the temperature and program displays will go blank. Monday 4 Temp AM System Fan ■ Example: Set the Thermostat to the current time of 2:16 PM on Saturday. Refer to the Steps below. Step 1 day-time ■ Press to enter time and day setting mode.
41652_model44760_web.pmd 20 PROGRAMMING 20 Programming Introduction Studies conducted by the Department of Energy estimate that setting your thermostat back 10°F (6°C) for two 8-hour periods during winter can reduce your fuel bill by as much as 33%. By setting your thermostat up 5°F (3°C) for two 8-hour periods during summer you can reduce your fuel bill up to 25%. Your thermostat is capable of holding up to 4 separate programs for each day of the week.
41652_model44760_web.pmd 22 PROGRAMMING 22 Personal Program Schedule (continued) Cooling Day Prog. 1 Prog. 2 Prog. 3 Prog. 4 Mon. Time Temp Time Temp Time Temp Time Temp Tues. Time Temp Time Temp Time Temp Time Temp Wed. Time Temp Time Temp Time Temp Time Temp Thurs. Time Temp Time Temp Time Temp Time Temp Fri. Time Temp Time Temp Time Temp Time Temp Sat. Time Temp Time Temp Time Temp Time Temp Sun.
41652_model44760_web.pmd 24 PROGRAMMING 24 Weekday/Weekend Programming ■ Slide Power Switch to ON. Step 1 on off em ■ Press to select HEAT or COOL to program the corresponding system. (AUTO may be selected, but does not affect the programming steps.) NOTE: If the power switch is in the OFF position, the last system selected will be programmed. Step 2 program Step 3 or Step 4 program ■ Press to enter program mode. Weekdays are displayed and program 1 is flashing.
41652_model44760_web.pmd 26 PROGRAMMING 26 7-Day Programming ■ Slide Power Switch to ON. Step 1 Thursday on off em Step 2 2 Temp AM system ■ Press to select HEAT or COOL to program the corresponding system. (Auto may be selected, but does not affect the programming steps) program ■ Press to enter program mode, display shows weekday programs. prog-day ■ Press 2 times to reach the Monday program.
41652_model44760_web.pmd 28 PROGRAMMING 28 Everyday Programming ■ Slide Power Switch to ON. Step 1 on off em Step 2 Thursday ■ Press to select HEAT or COOL to program the corresponding system. (Auto may be selected, but does not affect the programming steps) program ■ Press to enter program mode, display shows weekday programs. prog-day ■ Press 9 times to reach the Everyday program.
41652_model44760_web.pmd 30 PROGRAMMING 30 Program Options Programmable Fan fan ■ Any time during programming, this will change the fan display between “AUTO” and “ON” for the selected system and Program number. (Heat and Cool can be set separately.) “AUTO” = Fan control runs when the system is ON “ON” = Fan control runs continuously Weekdays 1 2 3 4 Temp AM System Fan NOTE: Fan must be set to “PGM” for the Programmable Fan to be activated.
41652_model44760_web.pmd 32 OPERATION 32 Power Switch The Power switch on the front of the thermostat determines the operating mode of the thermostat. You may select ON, OFF or Emergency Heat (EM). When the Power Switch is OFF, all outputs are positively disconnected from the system. on off em NOTE: Anytime you install or remove the thermostat from the wallplate, slide the Power Switch to the OFF position to prevent the possibility of a rapid system On-Off.
41652_model44760_web.pmd 34 OPERATION 34 System Indicator Light When the thermostat activates your system, LED lights are turned on just below the LCD display. 2 1• em red green or red yellow System Monitor This red LCD is controlled by your system and will turn on if there is a problem with your system. It can only work if you have a connection to the L terminal. Stage 1 Light This LED will turn on in GREEN when the first stage of heat or cool is activated.
41652_model44760_web.pmd 36 OPERATION 36 Temporary Manual Override To temporarily change the current set temperature without affecting your program: ■ Press or and hold for about 1 second to enter Manual Override mode. Display will flash. ■ Press or to change to your desired new temperature. 3 ret-clear ■ Press to return to normal mode, or wait 5 seconds for it to return automatically. Set Temp Temp ■ The current program number will flash to signify the Temporary Override.
41652_model44760_web.pmd 38 OPERATION 38 Vacation (Programmable) Hold This thermostat can hold a fixed temperature for a selected number of days (up to 30). After the selected number of days, the thermostat will return to normal program operation. This feature allows you to return home to your normal comfort setpoint temperatures. vacation hold ■ Press and hold for 2 seconds to enter Vacation Hold mode.
41652_model44760_web.pmd 40 OPERATION 40 Home Today This Hunter patented feature allows you to quickly and temporarily override your energy saving program setting on days when you are normally away from home with one key press. ho me today ■ Press to enter the Home Today override. The highest program temperature for today will be selected from your programs in Heat mode and become the set temperature.
41652_model44760_web.pmd 42 OPERATION 42 Energy Monitor r ne r g y m o n i to The Energy monitor feature measures and stores the amount of time the heating and air conditioning system operates. Usage can be displayed for Today (since 12AM), Yesterday, This Month (up to 30 days), Last Month (last 30 days), and Total (up to 999 Hrs. 59 Min.). By monitoring your energy usage, you see how much the setback periods are saving and you can test program adjustment to save even more.
41652_model44760_web.pmd 44 OPERATION 44 SPAN Settings STAGE 1 Your thermostat is set at the factory to cycle at 1°F (0.5°C) above and below the set temperature in Stage 1. (Span = 2.) This setting has been designed to provide a comfortable room temperature under most all conditions. However, if you find your system cycling too fast or too slow, then the Span can be adjusted to modify the cycle time. Refer to the Option Menu Stage 1 Span selection on page 17.
41652_model44760_web.pmd 46 OPERATION 46 Auto Recovery (continued) ■ Auto Recovery will be canceled if HOME TODAY or HOLD is pressed during the recovery process. The thermostat will enter Home Today, Permanent hold or Vacation hold. ■ Auto Recovery will be canceled and change to Temporary Manual Override mode if the setpoint is adjusted during the recovery process. ■ If the system changes between heat and cool (automatically or manually) then the thermostat will recalculate Auto Recovery again.
41652_model44760_web.pmd 48 SAFETY FEATURES 48 AC Power Monitor ■ This thermostat operates on 24V AC, which is provided by your system’s transformer. If the system loses electricity, then the 24V AC power is lost also. ■ The 2 AAA batteries provide backup operation of the clock, as well as all programs and settings. ■ If the AC power is lost, then the LCD display will alternate “No AC Pwr” with the day. ■ Without AC power, the following functions are disabled: - The system is turned off.
41652_model44760_web.pmd 50 TROUBLESHOOTING 50 Problem Solution SCRAMBLED OR DOUBLE DISPLAY (numbers over numbers) 1. Remove clear Mylar sticker NO DISPLAY 1. Check terminal connection. A common (C) wire is required for operation. 2. Check battery connections and batteries. 3. Press RESET button with a small pin and hold in for two seconds. ENTIRE DISPLAY DIMS 1. Replace Batteries 2. Adjust LCD contrast in the Option Menu. PROGRAM DOES NOT CHANGE AT YOUR DESIRED SETTING 1. 2. 3. 4.
41652_model44760_web.pmd 52 WIRING DIAGRAMS 52 HEAT PUMP SYSTEMS Some terminals may not be used THERMOSTAT WALLPLATE TERMINALS Optional Jumper* G C Fan Relay L O Reversing Valve Cool System Monitor W2 Auxiliary Heat B Reversing Valve Heat E Emergency Heat R Y1 24V Supply Compressor Stage 1 Common NOTE: Common wire connection is REQUIRED. *Add jumper between W2 and E on systems without an E wire.
41652_model44760_web.pmd 54 ® © 2003, Hunter Fan Company Form No.
