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Hunter Fan 44550 - page 1
OwnerÕ s Manual Model 44550 SINCE 1 8 8 6 ® A UT O SA VER 550 5: 7 2 2 2 3 ...
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Hunter Fan 44550 - page 2
Ask Y our Local R etailer f or Other Quality Pr oducts fr om Hunter T o locate your nearest Hunter Dealer , call 1-800-4HUNTER, or visit The Hunter Fan Company website: www .hunterfan.com Fans Air Purifiers Humidifiers ...
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Hunter Fan 44550 - page 3
Introduction Model Information: Model Number ____________________________________ Serial Number _____________________________________ Date Pur chased____________________________________ Wher e Purchased ___________________________________________________________ CONGRA TULA TIONS! Y our new Hunter electronic thermostat will provide years of reliabl ...
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Hunter Fan 44550 - page 4
T able of Contents Read This Before Installing Thermostat 6 Features 8 What Y ou Need 10 Remove Old Thermostat 10 Wire Labeling 11 Mount W allplate and Thermostat 12 Selector Switches 14 Setting Time and Day 16 Auto Programming 17 Personal Program Schedule 18 Manual Programming 19 W eekday / W eekend Programming 19 7-Day Programming 21 Reviewing Pr ...
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Hunter Fan 44550 - page 5
OPERA TIONS ( continued) SAFETY FEA TURES TROUBLESHOOTING WIRING DIAGRAMS T emporary Manual Override 24 Permanent Manual (V acation) Override 25 Auto Season Changeover 26 Home T oday 26 Ener gy Monitor 28 Filter Monitor 29 Auto Recovery 30 Keyboard Lock 31 Backlighting 31 Low Battery W ar ning 32 Error Mode 33 Auto Cut-Off 33 Problems & Solutio ...
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Hunter Fan 44550 - page 6
IMPORT ANT 1 Read the entire installation section of this Owner’ s Manual thoroughly befor e you begin to install or operate your Hunter Thermostat. REMOVE THE MYLAR LABEL FROM THE LCD DISPLA Y WINDOW . INST ALLA TION 2 All installation is normally performed at your thermostat. ARMCHAIR PROGRAMMING 3 Y ou can program your thermostat befor e insta ...
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Hunter Fan 44550 - page 7
Read This Before Installing Thermostat (continued) POWER F AILURE 7 W henever the main power is interrupted or fails, the battery power retains the pr ograms and current time. AUTO RECOVER Y 8 Y our thermostat is set from the factory to gradually recover the room temperatur e from an ener gy saving program to your comfort program. Ther efore, the t ...
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Hunter Fan 44550 - page 8
Features HOME TODA Y : Overrides energy- saving program temperatur es while you are at home for the day . ENERGY : Measures and displays heating and cooling system operating time for T oday , Y esterday , This W eek, Last W eek, or T otal. By monitoring your ener gy usage, you can program the thermostat to optimize ener gy savings. T emperature Key ...
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Hunter Fan 44550 - page 9
Provides permanent temperature setting by overriding stored programs. It also r etur ns the thermostat to current program contr ol from manual override or Home T oday mode. For entering minute of day . Enters Program Mode for reviewing and changing weekday , weekend, or daily programs. Selects the day or days to review or change in Program Mode. Re ...
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Hunter Fan 44550 - page 10
10-11 INST ALLA TION This thermostat includes two #8 slotted screws and two wall anchors for mounting. T o install your thermostat, you should have the following tools and materials. ■ Slotted Screwdriver(s) ■ Phillips Screwdriver ■ Hammer ■ Electric drill and 3/16" bit ■ T wo 1.5 V (AA) size alkaline batteries What Y ou Need CAUTION ...
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Hunter Fan 44550 - page 11
■ Each wire coming fr om the wall to the existing thermostat is connected to a terminal point on that thermostat. Each of these terminal points is usually marked with a code letter as shown in T able A on this page. ■ The number of wir es in your system can be as few as two (for heat only systems), as many as eight, or any number in between. If ...
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Hunter Fan 44550 - page 12
■ Remove the wallplate from your thermostat by pr essing the release tab on the bottom of the thermostat. (See Figur e 2.) ■ Position wallplate on wall and pull existing wires thr ough 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. ■ D ...
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Hunter Fan 44550 - page 13
■ Match and connect the labeled wires to the appr opriate coded terminal screws on the mounting plate. (See Figure 4, 5.) Ignor e any wires which may be pr esent, but which were not connected to the old thermostat. ■ Be sure to tighten the terminal scr ews securely , otherwise a loose wire could cause operational pr oblems with your system or t ...
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Hunter Fan 44550 - page 14
In order for this Hunter thermostat to contr ol your system, the system type must be specified by selector switches on the printed circuit boar d inside the thermostat. There ar e also other selector switches that allow you to customize the features to suit your needs. NOTE: When changing these features after installation, move the HEA T / COOL sel ...
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Hunter Fan 44550 - page 15
Switch Setting Switch Function Alternate Standard SW 5 F° / C° Celsius Fahrenheit SW 6 12 Hr . / 24 Hr . 24 Hour 12 Hour SW 7 Span +2°F / –1°F +1°F / –1°F SW 8 Auto Recovery Disable Enable T able B Feature Selector Switches: ■ F° / C° selector (Fahr enheit / Centigrade) – Switch 5 Y our thermostat is set for F° mode from the factor ...
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Hunter Fan 44550 - page 16
16-17 PROGRAMMING Remove the mylar label covering the LCD display window before operating thermostat. Setting Time and Day HOUR MIN DA Y RETURN EXAMPLE: Set the thermostat to the current time of 9:43 a.m. on Saturday . Refer to Figure at right. ■ During time and day setting mode, the temperatur e and program displays will go blank. ■ Pr ess and ...
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Hunter Fan 44550 - page 17
Studies conducted by the Department of Ener gy 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%. Y our thermostat is capable of holding up to ...
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Hunter Fan 44550 - page 18
18-19 PROGRAMMING Personal Program Schedule Day Program 1 Program 2 Program 3 Program 4 Mon. Time Time Time Time T emp T emp T emp T emp T ues. Time Time Time Time T emp T emp T emp T emp W ed. Time Time Time Time T emp T emp T emp T emp Thurs. Time Time Time Time T emp T emp T emp T emp Fri. Time Time Time Time T emp T emp T emp T emp Sat. Time Ti ...
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Hunter Fan 44550 - page 19
■ Y our thermostat can be pr ogrammed for weekdays and weekends, or have unique programs for all 7 days. Use W eekday/W eekend Programming below or 7-day Programming on page 21 to enter or revise pr ograms to match your Personal Program Schedule. The same steps ar e used when entering programs for the first time, or r evising programs enter ed du ...
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Hunter Fan 44550 - page 20
20-21 PROGRAMMING W eekday/W eekend Programming (cont.) Step 3 Step 5 ■ Press to change to weekend pr ograms. ■ Repeat Steps 3 and 4 to complete the weekend programs. Step 6 ■ If you desir e only weekend and weekday programs, pr ess to return to normal mode. ■ After 15 seconds, the thermostat will r etur n to normal mode automatically . RET ...
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Hunter Fan 44550 - page 21
Step 2 ■ Pr ess to enter program mode, display shows weekday programs. ■ Pr ess 2 times to reach the Monday pr ogram. PROG Step 3 PROG DA Y Step 5 ■ Press to change to the next day’ s programs. ■ Repeat Steps 3 and 4 to complete the selected day’ s programs. ■ Continue repeating Steps 3, 4 and 5 to pr ogram all 7 days of the week. Ste ...
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Hunter Fan 44550 - page 22
Y ou may want to review the programs to confirm that the settings ar e compatible with your lifestyle. 22-23 PROGRAMMING Reviewing Programs W eekday Programs ■ Pr ess to display M – F programs. ■ Press r epeatedly to cycle through the 4 pr ograms. PROG W eekend Programs ■ Pr ess repeatedly to cycle thr ough the 4 programs. PROG ■ Pr ess t ...
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Hunter Fan 44550 - page 23
Daily Programs ■ Press to display M – F pr ograms. NOTE: Time and T emperature display will be blank when at least one weekday program is dif ferent. ■ Press r epeatedly to cycle through the 4 pr ograms. PROG PROG ■ Press to change to Sa – Su. Again, if the display is blank, one of the weekend programs is dif ferent. ■ Pr ess again to c ...
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Hunter Fan 44550 - page 24
The System Selector switch on the front of the thermostat determines the operating mode of the thermostat. Y ou may select COOL, OFF , HEA T , AUTO. In order to take full advantage of this thermostat’ s features, we recommend using the AUTO mode. Refer to the Auto Season Changeover information on page 26. NOTE: Anytime you install or remove the t ...
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Hunter Fan 44550 - page 25
T o end the T emporary Manual Override: NOTE: The Auto Season Changeover feature will not operate while the thermostat is in T emporar y Manual Override. Refer to the Auto Season Changeover feature on page 26 for more information. NOTE: If the thermostat has not been programmed, then a T emporar y Override becomes a Permanent Override. See the next ...
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Hunter Fan 44550 - page 26
When the System Selector is in AUTO position, the thermostat will automatically change between Heating and Cooling systems, depending on your program. W e recommend keeping your programmed heating and cooling temperatur es at least 4°F (2°C) apart to allow the Auto Season Changeover to occur when the appropriate temperatur e span has been reached ...
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Hunter Fan 44550 - page 27
■ Press to exit Home T oday mode before the schedule ending time. “HOME” is no longer displayed on the LCD screen, and the thermostat returns to the current pr ogram. HOLD CLEAR HOME TODA Y HOME TODA Y ■ If Home T oday is alr eady active, you may similarly extend it to the first program of the next day by pr essing the key again after the s ...
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Hunter Fan 44550 - page 28
72 . 7I . 70 . 28-29 OPERA TION Energy Monitor ENERGY ENERGY ■ Press and hold for 3 seconds to r eset the Energy Monitor’ s counters. The display will blink, and all counters will be cleared to zer o. NOTE: Clearing the Energy Monitor counter will also clear the Filter Monitor counter , as Filter usage and T otal Energy usage are the same. Also ...
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Hunter Fan 44550 - page 29
Y our thermostat also keeps a record of the number of hours your filter has been in use. T o maximize your system’ s performance and energy efficiency , change or clean your filter regularly . NOTE: Clearing the Filter Monitor counter will also clear ALL Energy Monitor counters, as Filter usage and T otal Energy usage are the same. Also, clearing ...
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Hunter Fan 44550 - page 30
72 . 7I . 70 . 30-31 OPERA TION Auto Recovery Hunter’ s Auto Recovery feature meets the E NERGY S TA R ® guidelines for ener gy efficiency by allowing the heating or cooling system to recover gradually fr om an energy-saving setpoint temperatur e to a comfort setpoint temperature. Auto Recovery calculates how early to turn your system back On, s ...
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Hunter Fan 44550 - page 31
Backlighting (INDIGLO ® night-light) ■ Press the Light Bar on the left side of the thermostat to illuminate the display . ■ The display will remain illuminated for 5 seconds after the last key is pressed. This allows the light to stay on if you need to operate several keys. Note: If the thermostat is in Low Battery warning condition, the backl ...
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Hunter Fan 44550 - page 32
When the batteries become too weak for normal operation, the thermostat enters the second stage low battery warning which shuts down the thermostat. In this condition, “BA TT” flashes alone on the display , and the thermostat will tur n your system Off. Y our system will remain shut-of f until the batteries are replaced. NOTE: The thermostat wi ...
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Hunter Fan 44550 - page 33
If the thermostat is unable to control your system due to an unexpected battery problem, the thermostat will enter Err or Mode. In this condition, the thermostat flashes “ERR-” on the LCD display , and shuts off your system. T o correct this problem, r eplace the batteries with 2 new AA alkaline batteries, even if you have recently r eplaced th ...
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Hunter Fan 44550 - page 34
34-35 TROUBLESHOOTING Problem Solution SCRAMBLED OR DOUBLE DISPLA Y (numbers over numbers) NO DISPLA Y ENTIRE DISPLA Y DIMS PROGRAM DOES NOT CHANGE A T YOUR DESIRED SETTING AUTO / F AN DOES NOT TURN ON HEA TING OR COOLING DOES NOT GO ON OR OFF 1. Remove clear mylar sticker 1. Check battery connections and batteries. 2 . Press RESET button with a sm ...
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Hunter Fan 44550 - page 35
Solution (cont.) ERRA TIC DISPLA Y IF UNIT CONTINUES TO OPERA TE IN THE OFF POSITION THERMOST A T PERMANENTL Y READS “HI,” “LO,” OR “ERR-” AFTER PRESSING RESET BUTTON 1. Press the RESET button once with a small pin and hold for two seconds. The thermostat will need to be repr ogrammed. 1. Replace unit. 1. Replace unit. If you experience ...
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Hunter Fan 44550 - page 36
36-37 WIRING DIAGRAMS 5-wire Heat/Cool System X - No Connection THERMOST A T G W Y RH RC Heat Relay or V alve Heat 24V Supply Fan Relay Cool Contactor Cool 24V Supply THERMOST A T G W Y RH RC Heat /Cool 24V Supply Fan Relay Heat Relay or V alve Cool Contactor Jumper 4-wire Heat/Cool System X O/B X O/B ...
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Hunter Fan 44550 - page 37
Single-stage Heat Pump THERMOST A T G W Y O/B RH RC Heat Pump 24V Supply Fan Relay Compressor Contactor Reversing V alve Jumper X - No Connection O/B 2-wire Heat Only THERMOST A T G W Y RH RC Heat Relay or V alve Heat 24V Supply X X X X X ...
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Hunter Fan 44550 - page 38
3-wire Cool Only 3-wire Heat Only THERMOST A T W RH RC Heat Relay or V alve Heat 24V Supply Fan Relay THERMOST A T G W Y RH RC Cool Contactor Fan Relay Cool 24V Supply G Y O/B O/B 38 WIRING DIAGRAMS X - No Connection X X X X X X Jumper ...
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