Climate Technology 43355 manual

Owner’ s Manual Model 43355 PROGRAMMABLE THERMOST A T M AM 4 TEMP[...]

2 Intr oduction CONGRA TULA TIONS! Y our new Climate T echnology electronic thermostat will provide years of reliable service . By saving en- ergy , your thermostat will pay for itself during its first season of use . T hank you for buying a Climate T echnology product! Please read this manual for complete instructions on installing and operating y[...]

3 T able of Contents Read This Before Installing T hermostat 5 F eatures 7 What Y ou Need 8 Remove Old Thermostat 8 Wire Labeling 9 Mount W allplate and T hermostat 11 Connect Wires and Mount Thermostat Cover to Wall Plate 12 Selector Switches 13 Setting T ime and Day 14 Default Programs 16 P ersonal Program Schedule 17 Manual Programming 18 W eekd[...]

4 P ermanent Manual Override 26 V acation Override (Programmable Hold) 27 Home T oday 28 Energy Monitor 30 F ilter Monitor 31 Auto Recovery 32 SP AN Setting Mode 34 Backlighting 35 Low Battery W arning 36 Error Mode 37 Auto Cut-Off 37 Mechanical Heat Back-Up 37 Problems & Solutions 38 T echnical Support 39 Heat / Cool Systems 40 Single-Stage He[...]

5 Read This Before Installing Thermostat IMPORT ANT 1 Read the entire installation section of this Owner’ s Manual thoroughly before you begin to install or operate your Climate T echnology T her - mostat. INST ALLA TION 2 All installation is normally performed at your thermostat. ARMCHAIR PROGRAMMING 3 Y ou can program your thermostat before ins[...]

6 Read This Before Installing Thermostat (continued) POWER F AILURE 7 Whenever the main power is interrupted or fails , the battery power retains the programs and cur - rent time . AUTO RECOVER Y 8 Y our thermostat is set from the factory to gradually recover the room temperature from an energy sav- ing program to your comfort program. Therefore , [...]

7 F eatur es energy home today fan auto on system heat cool off r eset day/time prog day program filter hold /return HEA T TEMP AM SA 2 LCD Display: Shows time , day , temperature , program number , and other feature information as required. Reset: Press with a paper clip to reset the thermostat and return to power -up settings . Program Day K ey: [...]

8 INST ALLA TION What Y ou Need T his thermostat includes two #8 screws and two w all anchors for mounting. T o install your thermostat, you should have the following tools and materials . ■ Phillips and Slotted Screwdrivers ■ Hammer ■ Electric drill and 3/16" bit ■ T wo 1.5 V (AA) size alkaline batteries (included) Remove Old Thermost[...]

9 Wire Labeling ■ Each wire coming from the wall to the existing thermostat is connected to a terminal point on that thermostat. Each of these terminal points is usually mark ed with a code letter as shown in T able A on the next page. ■ Note that this thermostat has multiple function terminals that allow Single-Stage Heat Pump ca- pability . S[...]

10 INST ALLA TION T able A NO TE: Do not connect a “Common” wire (sometimes labeled “C”) to any terminal on this thermostat. Tape up the wire and do not use. This wire provides electricity to non-battery powered thermostats. RH G RC W/B Y/O Y1 RH, R, VR or 4 24 V olt RC, VC 24 V olt Cool G or F Fa n Y, C or M Air Conditioning Compressor - o[...]

11 Mount W allplate and Thermostat ■ Remove the wallplate from your thermostat by pressing the release tab on the bottom of the thermostat. (See F igure 2.) ■ P osition w allplate on w all and pull existing wires through large opening. T hen level for appearance . Mark holes for plastic anchors provided if your existing holes do not line up wit[...]

12 INST ALLA TION Connect Wires and Mount Thermostat Cover to W all Plate ■ Match and connect the labeled wires to the appro- priate coded terminal screws on the wallplate . (See F igure 4, 5.) Ignore any wires which may be present, but which were not connected to the old thermostat. ■ Refer to the Wiring Diagrams below to be sure your system i[...]

13 Selector Switches In order for this Climate T echnology thermostat to control your system, the system type must be speci- fied by selector switches on the printed circuit board inside the thermostat. NO TE: When changing these features after instal- lation, move the HEAT / COOL selector switch to OFF before removing the thermostat from the wall.[...]

14 PROGRAMMING Setting Time and Day ■ T he LCD will show this information when batteries are first installed, or after the Reset button is pressed. T he temperature will update after a few seconds . ■ During time and day setting mode , the temperature and program displays will go blank. ■ Example: Set the Thermostat to the current time of 2:1[...]

STEP 3: ■ Press again to change from minute setting to day setting. The current day will be flashing. ■ Press to change the Day up or down to the current day . STEP 4: ■ Press again to change back to the normal display . NO TE: You may press hold /return at any time during Day and Time setting to return to the normal display. DA YLIGHT SA VIN[...]

16 PROGRAMMING Setting Time and Day (continued) 12 HR. / 24 HR. TIME FORMA T Y our thermostat is set from the factory in normal 12 (AM / PM) time format. T o change to 24 hour (military) time , press program at any time while the Hour , Minute , or Day is flashing to toggle between the 12 hour and 24 hour formats . T he AM / PM indicator will not b[...]

17 Personal Program Schedule Before programming or changing programs , use this P ersonal Program Schedule to determine which times and temperature settings will best satisfy both your comfort and energy saving requirements . Use a pencil so you can revise your records each time you change your temperature settings . Heating Day Prog . 1 Prog . 2 P[...]

18 PROGRAMMING Manual Programming ■ Y our thermostat can be programmed for week- days and week ends , or have unique programs for all 7 days . Use Weekday/Week end Programming below or 7-day Programming on page 21 to enter or revise programs to match your P ersonal Pro- gram Schedule . ■ F amiliarize yourself with Manual Programming, so that yo[...]

(continued) W eekday/W eekend Pr ogramming ■ Slide System Selector Switch to HEA T or COOL to program the corresponding system. NO TE: If the system selector is in the OFF position, no programming is permitted. The LCD display will show only dashes when the program key is pressed. STEP 1: ■ Press to enter program mode . HEAT or COOL will be dis[...]

20 PROGRAMMING W eekday/W eekend Pr ogramming (continued) STEP 4: ■ Press again to change to the program temperature . T he current temperature will be flashing. ■ Press to change the temperature . STEP 5: ■ Press again to move to the next program number . ■ Repeat steps 3 - 5 to change the remaining weekday programs . STEP 6: ■ Press to [...]

7-Day Programming ■ Slide System Selector Switch to HEA T or COOL to program the corresponding system. STEP 1 ■ Press to enter program mode , display shows week- day programs . ■ Press 2 times to reach the Monday program. Step 2 ■ Use , and program k eys to set the 4 programs for Monday . Step 3 ■ Press to change to the next day’ s prog[...]

22 PROGRAMMING Reviewing Pr ograms Y ou may want to review the programs to confirm that the settings are compatible with your lifestyle . ■ Press to display M – F programs . ■ Press repeatedly to cycle through the 4 programs . ■ Press to display the Sa – Su programs . ■ Press repeatedly to cycle through the 4 programs . ■ Press to dis[...]

■ Press again to change to Monday’ s program. ■ Continue pressing to cycle through each day . ■ Press repeatedly to cycle through the 4 programs . ■ Press to return to normal mode . ■ After 15 seconds , the thermostat will return to nor - mal mode automatically . NO TE: Programs take affect as soon as the thermostat returns to normal mo[...]

24 OPERA TION System Selector Switch T he System Selector switch on the front of the thermostat determines the operating mode of the thermostat. Y ou may select COOL, OFF , HEA T . NO TE: Anytime you install or remove the thermostat from the wallplate, slide the System Selector to the OFF position to prevent the possibility of a rapid system On-Off[...]

25 T emporary Manual Override To temporarily change the current set temperatur e without affecting your program: ■ Press and hold for about 1 second to enter Manual Override mode . When display flashes , you can release the k ey . ■ Press again to change to your desired Set T empera- ture . Hold the key for 2 seconds to fast-adv ance the Set T [...]

26 OPERA TION Permanent Manual Override To hold your Manual Override for vacation or just an extended period of time: ■ Press to mak e the current program temperature the HOLD temperature . HOLD will be displayed on the LCD , and the Program number will disappear . ■ F ollow the T emporary Manual Override instructions above to change the P erma[...]

V acation Override (Programmable Hold) T his 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 . ■ Press and hold for 2 seconds . Display wi[...]

28 OPERA TION Home T oday T his Climate T echnology patented feature allows you to quickly and temporarily override your energy saving program setting on days when you are normally aw ay from home with one k ey press . ■ Press to enter the Home T oday override. T he highest program temperature for today will be selected from your programs in Heat[...]

■ If the system is changed between Heat and Cool modes during the “Home T oday” override period, the setpoint temperature will be automatically updated. It will auto- matically change from the highest heat program setpoint to the lowest cool program setpoint, or from the lowest cool program setpoint to the highest heat program setpoint. ■ P[...]

30 OPERA TION Energy Monitor energy Usage Hr Min T oday energy T he Energy monitor feature measures and stores the amount of time the heating and air conditioning sys- tem operates . Usage can be displayed for T oday (since 12am), Y esterday , This Week (since Monday), Last W eek (last Monday through Sunday), and T otal (up to 999 Hrs . 59 Min.). B[...]

31 Filter Monitor 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 . ■ When the total system run time for heat and cool reaches 400 hours , FIL TER will flash on the LCD display to remind you to clean or [...]

32 OPERA TION F or example , in Heat mode , you could have the follow- ing programs: Program #4 (Overnight) Program #1 (Morning) Set T emp = 60 ° F Set T emp = 68 ° F T ime = 10pm T ime = 6am T he room temperature fell to 60 ° F overnight. Rather than having the thermostat turning on at 6am, Auto Recovery would note the temperature difference be[...]

33 Details of Auto Recovery Operation: ■ Auto Recovery can be disabled by sliding the Re- covery switch on the circuit board to the DISABLE position. Refer to page 13. ■ Auto Recovery will not operate if P ermanent hold, T emporary hold or Home T oday is in operation. ■ Auto Recovery can be canceled manually if HOLD/ RETURN is pressed during [...]

34 OPERA TION SP AN Setting Mode Y our thermostat is set at the factory to cycle at 1˚F (0.5˚C) above and below the set temperature . (Span = 2) T his setting has been designed to pro- vide 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 m[...]

35 Backlighting (INDIGLO ® night-light) Y our thermostat has an electroluminescent lamp that backlights the display for easy viewing in the dark. When any k ey is pressed or the System Switch is changed, the display is illuminated. T he display will remain illuminated for 5 seconds after the last k ey is pressed. T his allows the light to stay on [...]

36 SAFETY FEA TURES Low Battery W ar ning ■ Y our thermostat has a two-stage low battery warning system. When the batteries are first detected to be weak, the first stage low battery warning is indicated by battery symbol flashing on the LCD display . At your earliest convenience , you need to replace the batteries with 2 new AA alkaline batterie[...]

37 Err or Mode ■ If the thermostat is unable to control your system due to an unex- pected battery problem, the thermostat will enter Error Mode . In this condition, the thermostat flashes “Err” on the LCD display , and shuts off your system. T o correct this problem, replace the batteries with 2 new AA alkaline batteries, even if you have re[...]

38 TROUBLESHOOTING Scrambled or Double Display (numbers over number s) No Display Entire Display Dims Program Does Not Change at your Desired Setting Auto / F an Does Not turn On Heating or Cooling Does Not Go On or Off Solution 1. Remove clear mylar stick er . 1. Check battery connections and batteries . 2. Press RESET button with a small pin and [...]

39 Problem (cont.) Solution (cont.) Erratic Display If unit continues to operate in the Off position Thermostat permanently reads “HI, ” “LO , ” or “ERR-” after pressing r eset button 1. Press the RESET button once with a small pin and hold for two seconds . The thermostat will need to be re-programmed. 1. Replace unit. 1. Replace unit.[...]

40 WIRING DIAGRAMS 4-wire Heat/Cool System 5-wire Heat/Cool System Jumper W allplate T erminals Fan Relay Cool Contactor Heat Relay or V alve 24V Supply Heat/Cool Rh Rc Y/O W/B Y1 G X X System Selector STD HP – No Jumper W allplate T erminals Fan Relay Cool 24V Supply Heat Relay or V alve Heat 24V Supply Rh Rc Y/O W/B Y1 G Cool Contactor X System[...]

41 Single-stage Heat Pump 2-wire Heat Only Jumper X OR Heat Mode Cool Mode Connect to Proper Reversing V alve T erminal. See T able A System Selector STD HP – W allplate T erminals Rh Y/ O W/ B Rc G Fan Relay Reversing V alve Compressor Contactor Y1 Heat Pump 24V Supply Jumper X X X W allplate T erminals Rh Rc Heat 24V or Millivolt Supply Heat Re[...]

42 WIRING DIAGRAMS 3-wire Heat Only Jumper X X W allplate T erminals Fan Relay Rh Rc Y/O W/B Y1 G Heat 24V Supply X Heat Relay or V alve System Selector STD HP – 3-wire Cool Only Rh Rc Y/O W/B Y1 G Jumper X X W allplate T erminals Cool Contactor Cool 24V Supply Fan Relay X System Selector STD HP – X - No Connection[...]

© 2003, Climate T echnology Corp Form No . 41645-01, 8/03 Climate T echnology Corp . 2500 FRISCO AVENUE MEMPHIS , TN 38114 A Hunter F an company[...]