Set & $ave Programmable Thermostat Model 44377W Form# 44045-01 20100224 ©2010 Hunter Fan Co.
Table of Contents important information............................................................................................................................. 5 Tools................................................................................................................................................................................. 6 uninstalling the existing unit.............................................................................................................. 9 wire labels......
Set & Save Programmable Thermostat Congratulations! Model 44377W Thank you for choosing a Hunter programmable thermostat. Your new Hunter thermostat will provide years of reliable service and year-round energy savings. Please read this manual before beginning installation and save this booklet for complete operation instructions. The Hunter Technical Support Group is available from 7 am to 7 pm Monday - Friday and 8:00 to 5:00 Saturdays CST. They may be reached toll-free at 1-888-830-1326.
important information This thermostat is designed to work on the following heating and cooling systems: Gas – Standing Pilot Gas – Electronic Ignition Gas – Fired Boilers Gas – Millivolt Systems Oil – Fired Boilers Oil – Fired Furnace Electric Furnace Electric Air Conditioning Single-Stage Heat Pumps This thermostat is not designed for multi-stage heat pump systems or 110/220 V baseboard heating systems.
Tools This thermostat includes two #8 slotted screws and two wall anchors for mounting. To install your new thermostat, you will need the following supplies: Flat-head screwdriver ............................................................................................. Small Phillips-head screwdriver ............................................................................................. Hammer .............................................................................................
W RC Y G W RC Y G w NOTICE! Do not disconnect the wires from the existing thermostat before reading these instructions. The wires must be labeled prior to removal to ensure proper reconnection.
W RC Y G RC Y G W 8
uninstalling the existing unit 1. Turn the system power OFF from the existing thermostat. Turn the power to the HVAC system OFF at the main power panel or at the furnace. (Failure to turn off the power to the existing thermostat before removal could damage your system.) 2. Remove the existing thermostat cover to access the wires from the wall. (Some thermostats may have multiple covers, screws or other locking devices that must be removed or disengaged. See page 8 for common examples.) 3.
wire labels label the wire with this sticker: RH / R / VR / 4 24 Volt RH if your existing thermostat is marked...
uninstalling the existing unit, cont. 4. Using the provided stickers, label each wire according to the Wire Labels chart. (If the terminals are not labeled, contact a qualified HVAC technician.) W G W RC Y Note: Wire colors do not always comply with standards, so wire color should be ignored. Refer to the existing terminal designation for proper identification. *If wires marked Y & C are both present, C may be a Common wire and should not be used.
W/B G RC Y/0 Y1 12
installing the thermostat INSTALLING THE WALL PLATE 1. Remove the wall plate from the new thermostat by pressing the release tab on the bottom of the thermostat. 2. Position the new wall plate on the wall and pull the labeled wires through the opening. 3. If the existing holes do not match those on the Hunter wall plate, or if there are no existing holes, visually level the wall plate and mark the wall for two holes.
W RC Y G 14
installing the thermostat, cont. 4. Remove the wall plate and drill two 3/16” holes where marked. 5. Tap the plastic anchors into the holes until they are flush with the wall. (Do not use plastic anchors if you encounter a stud in the wall.) 6. Reposition the wall plate on the wall, pulling the wires through the opening. Insert the mounting screws through the wall plate and into the anchors. Verify that the wall plate is visually level and securely tighten both screws.
0 Y1 W/ B RC Y/ G G RC RH Y/0W/B Y1 Terminal Shield 16
installing the thermostat, cont. CONNECTING THE WIRES 1. Loosen, but do not remove, the terminal screws. Jumper G RC RH Y W Note: A jumper wire has been provided, connecting the RC and RH terminals for systems that do not provide both an RH and RC wire. If you have both an RH and RC wire, remove this jumper. If you do not have both an RH and RC wire, leave the jumper in place. 2. Match and connect the wires from the wall to the terminals as shown.
Thermostat Cover T ENABLE AM 4 RECOVERY HEAT DISABLE System Switch STD Fan Switch HP SYSTEM TYPE HG Y1 W/B Y/O RH RC G 18 HE FAN OPTION
installing the thermostat, cont. ATTACHING THE THERMOSTAT Lift the thermostat cover and set the SYSTEM switch to OFF and the FAN switch to AUTO. 1. Fan option - Locate the HE/HG switch on the back of the thermostat. Set the switch to HG (default) for gas furnace and oil burners. Set the switch to HE for electric furnaces. (The switch has no effect when the system is set to cooling mode.) 2. Recovery - Locate the Auto Recovery switch on the back of the thermostat.
1 front cover Tab 2 20
installing the thermostat, cont. 4. Place the top of the thermostat over the two tabs on the wall plate. Press the thermostat onto the wall plate and press to snap the bottom tab into place. Note: Do not force the thermostat onto the wall plate, as the terminal pins may be damaged. If the thermostat does not snap into place properly, the unit may not work. 5. Lift the front cover and insert two AA alkaline batteries. 6. Restore power at the electrical panel or furnace.
reset 22
settings o The default setting of the thermostat is Fahrenheit (F ). (NOTICE: CHANGING THIS SETTING WILL RESET THE THERMOSTAT TO FACTORY DEFAULT PROGRAMS.) o To change to Celsius (C ): 1. Press and hold the Up button. 2. Use a paperclip to press the Reset button. 3. Continue to press the Up button, but release the Reset button when the LCD turns on. To reset the unit to F, press only the Reset button.
AM PM program day/time 24
SETTINGS, cont. The default for this thermostat setting is in a 12 hour format. You can change the format to 24 hour format by pressing Day/Time and then Program. The AM/PM indicator will be off when the thermostat is in 24 hour mode. Setting day and time: 1. Press Day/Time. (AM/PM and current hour will flash) Press Up or Down to adjust the setting. 2. Press Day/Time again to adjust the minute setting. Press Up or Down to adjust the setting. 3. Press Day/Time again to adjust the day of the week.
T AM 4 HEAT 26
methods of operation This thermostat gives you the ability to program up to 4 custom temperature settings per day or utilize pre-programmed settings. For manual operation / override instructions, see pages 28-35. To utilize the pre-programmed settings, see pages 36-37. To create custom programs, see pages 38-41.
TH AM 2 HEAT 28
methods of operation (CONT.) 1. MANUAL OPERATION / OVERRIDE Many people prefer to operate their thermostats manually, adjusting settings as needed. You can either temporarily override the settings for the current program, or permanently override all settings and adjust temperatures manually. If you want to only override the current program: 1. Press and hold Up or Down for one second to enter Manual Override mode. (Release the button when the display flashes.) 2.
HOLD system off heat cool hold /return 30
methods of operation (CONT.) 2. PERMANENT OVERRIDE If you want to permanently override all settings and adjust the thermostat manually: 1. Press Hold/Return until the Hold icon appears. 2. Press and hold Up or Down for one second to enter Manual Override mode. (Release the button when the display flashes.) 3. Press the Up or Down buttons to adjust the temperature setting as desired. 4. Press and release Hold/Return to return to the normal display.
ho m e HOME TODAY today 32
methods of operation (CONT.) 3. HOME TODAY OVERRIDE Overrides the programmed settings during a time you would not normally be home. Pressing Home Today during the first or second programs of the day will override the programs until the fourth program begins. The thermostat will then go back into Normal mode. Pressing Home Today during the third program of the day will override the programs until the first program of the next day. Press Home Today to enter or exit the program override.
Set Temp 34
methods of operation (CONT.) 4. VACATION OVERRIDE Overrides the programmed settings for a set amount of days. The first number in Vacation Override mode indicates the number of days you wish to hold the temperature for, and the temperature beside it indicates the temperate you want to be held during those days.The first day you set the Vacation Override feature will be counted as day one in your number of days.
Default Programs Chart 10 pm Program 4 Heat : 60o F (16o C) Cool : 82o F (28oC) Program 3 Heat : 68o F (20o C) Cool : 78o F (26o C) 6 am Program 1 Heat : 68o F (20o C) Cool : 78o F (26o C) 4 pm 8 am Program 2 Heat : 60o F (16o C) Cool : 85o F (29o C) 36
5. DEFAULT PROGRAMS By using the pre-programmed settings, this thermostat can save you money by optimizing energy usage in heating and cooling. Refer to the Default Programs Chart for detailed information about the pre-programmed settings.
AM PM system heat off program cool hold /return 38
methods of operation (CONT.) 6. CREATING CUSTOM PROGRAMS • Program times can be set in 10 minute increments. o o • Program temperature can be set in increments of 1 F (1 C). • After 15 seconds of inactivity during programming, the thermostat will return to Normal Display mode. • When setting each program time, note the AM/PM indicator. • Press Hold/Return at any time to exit Program mode and save your settings.
M T W TH F SA SU AM PM 1 2 3 4 HEAT COOL system heat off program cool hold /return 40
methods of operation (CONT.) 3. Press Up or Down to change the hour. Press Program to save the hour and adjust the minute setting. 4. Press Up or Down to change the minute. Press Program to save the minute setting and adjust the temperature. 5. Press Up or Down to change the temperature. Press Program again to move to the next program number. (There are 4 programs per day. If you do not wish to assign 4 programs per day, set up to 4, keeping in mind that the total program time must equal 24 hours.) 6.
FILTER filter 42
ICONS AND FEATURES 1. INDIGLO® night-light - will backlight the display for easy viewing in the dark. Press any button to illuminate the light. (If no button is pressed after 5 seconds, the backlight will turn off.) Note: If the thermostat shows a Low Battery Warning, the backlight will not operate. Follow the instructions on pages 42-43 to change batteries. 2. Filter change indicator - will flash after 400 hours of system use as a reminder to check or change your filter.
Hr en erg y Usage Today Min 44
ICONS AND FEATURES, cont. 3. Energy – calculates energy usage. Press to display the total operation time for heat and air conditioning for today, yesterday, last week, or Total. Monitoring energy usage allows you to optimize energy savings. Press Energy to cycle through Today, Yesterday, This Week, and Total (up to 999 hours and 59 minutes). Press and hold Energy until the display blinks to reset the counter. Note: Clearing the Energy monitor counter will also clear the Filter counter. 4.
HEAT COOL system heat off cool reset 46
ICONS AND FEATURES, cont. 5. Span setting mode – allows you to adjust the system ON/OFF cycle rate. The default setting is 2 (the system cycles ON or OFF o o when the temperature is within 1 F (0.5 C) above and below the set temperature.) The span setting can be adjusted if your system is cycling too fast or too slowly. Press and hold both the Up and Down buttons until the word SPAN appears. Use the Up or Down button to adjust the span setting.
M PM 4 COOL STAGE 1 STAGE 2 48
ICONS AND FEATURES, cont. 6. Low battery warning – indicates two stages of battery power shortage. When the batteries are detected as weak, the icon will flash until new AA alkaline batteries are installed (Stage 1). If the batteries become too weak for normal operation, the thermostat enters the second battery power shortage mode (Stage 2). When insufficient battery power is left, the battery icon will flash alone on the display and your system will turn off.
hold /return 50
ICONS AND FEATURES, cont. 7. Auto recovery – allows heating and cooling systems to gradually recover from an energy-saving setpoint temperature to a comfort setpoint temperature. Auto recovery calculates the time needed to adjust the temperature to the next program setting. When the thermostat is in Auto Recovery mode, the display will flash alternating messages of RECO and the time. Auto Recovery can be disabled by sliding the recovery switch on the back of the circuit board to the disable position.
ICONS AND FEATURES, cont. 8. Error mode – indicates an unexpected battery problem. The screen will flash an ERR message and shut your system off until the batteries are replaced with new AA alkaline batteries. You must Reset and reprogram the thermostat after replacing the batteries if the thermostat has entered Error mode. 9. Auto cut off – automatically turns the system off if the o o o o temperature rises above 95 F (35 C) or drops below 40 F (4 C).
Important features 1. Temperature Range 30o F o (0 C) Out of Range "LO" < o 30 F oF 45 o (7 C) 95ooF (35 C) Program Range Display Range 99o F o (37 C) Out of Range "HI" > o 99 F 2. Compressor Protection After the system stops running in cooling mode, there will be a 3.5 minute delay before it can be restarted to prevent compressor damage due to rapid cycling. 3. Resetting the unit To restore the thermostat to the original factory reset settings, press the reset button with a paperclip.
Wiring Diagrams 4-wire Heat/Cool System Wallplate Terminals G System Selector Jumper Rh Rc Y/O W/B X Heat/Cool 24V Supply Fan Relay STD – HP Y1 X Cool Contactor Heat Relay or Valve 5-wire Heat/Cool System Wallplate Terminals G System Selector No Jumper Rc Rh Y/O W/B Y1 X Fan Relay X - No Connection Cool 24V Supply Heat 24V Supply Cool Contactor 55 Heat Relay or Valve STD – HP
Wiring Diagrams, Cont. Single-stage Heat Pump Wallplate Terminals G System Selector Jumper Rc Rh X Fan Relay Heat Pump 24V Supply Y/O STD – HP Y1 Heat Mode Compressor Contactor Connect to Proper Reversing Valve Terminal.
Wiring Diagrams, Cont.
troubleshooting 1. My display will not come on. 1 a. Check batteries and battery connections. 1 b. Reset the thermostat. ............................................................................................. 2. The auto fan feature will not operate properly. 2 a. Remove the thermostat from the wall plate and set the HG/HE switch to the correct position. ............................................................................................. 3. My display is erratic. 3 a.
troubleshooting (cont.) 5. My heating or cooling will not turn on or off. 5 a. Check the Heat/Cool function switch to ensure it is set to the desired position. 5 b. Wait. There may be as much as a 4-minute delay before the system turns on or off to protect the compressor. 5 c. Check the circuit breakers and switches to ensure there is power to the system. 5 d. Replace the batteries. 5 e. If applicable, make sure the furnace blower door is closed properly. 5 f.
troubleshooting (cont.) 7. My system continues to operate when the thermostat is in the off position. 7 a. Replace unit. 7 b. Check your system for proper wiring. ............................................................................................. 8. The LCD screen permanently reads HI, LO, or ERR. 8 a. Replace unit. ............................................................................................. 9. How do I just operate my thermostat manually? 9 a.
Warranty LIMITED 1 YEAR WARRANTY The Hunter Fan Company warrants your Hunter Thermostat to be free from defects in material or workmanship for a period of one year from the date of sale to the original user or consumer purchaser. If your Hunter Thermostat malfunctions or fails within the warranty period because of a defect in material or workmanship, we will replace it. THIS WARRANTY IS IN LIEU OF ALL OTHER EXPRESS WARRANTIES.
warranty (cont.) and used in the USA. This warranty excludes and does not cover defects, malfunctions or failures or your Hunter Thermostat which were caused by repairs by persons not authorized by us, mishandling, improper installation, modifications or damage to the Hunter Thermostat while in your possession, or unreasonable use, including failure to provide reasonable and necessary maintenance.
warranty (cont.) return your Hunter Thermostat freight prepaid. Your Hunter Thermostat should be properly packed to avoid damage in transit since we will not be responsible for any such damage. Proof of purchase is required when requesting warranty service. IN NO EVENT SHALL HUNTER FAN COMPANY BE LIABLE FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES.
Is there help on the web? Yes. Visit http://www.hunterfan.com for more information. ............................................................................................. Can’t I just call someone? Sure. The Hunter Technical Support Group is available from 7 am to 7 pm CST M-F and 8 am to 5 pm Saturday. They may be reached toll-free at 1-888-830-1326.
