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Climate Technology 43855 Installation And Operation Manual

Touchscreen programmable thermostat 3 stage heat/2 stage cool
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A Hunter Fan Company
2500 Frisco Ave.
Memphis, TN 38114
800-676-7861
www.climatetechnologyproducts.com

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Summary of Contents for Climate Technology 43855

  • Page 1 A Hunter Fan Company 2500 Frisco Ave. Memphis, TN 38114 800-676-7861 www.climatetechnologyproducts.com...
  • Page 2 Touchscreen Programmable Thermostat Model 43855 3 Stage Heat/2 Stage Cool installation and operation manual...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS IMPORTANT INFORMATION ........4 INSTALLATION PROCEDURES ........4 GENERAL OPERATING INSTRUCTIONS .....21 DATE & TIME SETTINGS ..........22 SYSTEM SETTINGS MENU .........27 USER SETTINGS MENU ..........31 TEMPERATURE RANGE ..........34 ENERGY STAR DEFAULT PROGRAMS ......35 MANUAL OPERATION ..........36 PROGRAM OPERATION ..........39 PROGRAM OVERRIDES ..........46 ADDITIONAL FEATURES ..........56 CLEAN SCREEN ............56...
  • Page 4 Touchscreen Programmable Thermostat Model 43855 3 Stage Heat/2 Stage Cool Congratulations! Thank you for choosing a Climate Technology Corporation programmable thermostat. Your new CTC 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 operating instructions.

  • Page 5: Important Information

    IMPORTANT INFORMATION This thermostat is designed to work on the following heating and cooling systems: Up to 3 Stage Heat/2 Stage Cool Millivolt Systems Heat Only or Cool Only Systems 2-wire Hydronic Systems Single and Multi-Stage Heat Pumps AC or Hard-wired Gas, Electric or Oil Systems This thermostat is not designed for use with 110V/220 V systems.
  • Page 6 NOTICE OF CAUTION! DO NOT disconnect the wires from the existing thermostat before reading these instructions. The wires must be labeled prior to removal to ensure proper connection. 44003-01 r051507...
  • Page 7 44003-01 r051507...
  • Page 8 UNINSTALLING THE EXISTING UNIT 1. Turn the system power OFF at 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.
  • Page 9 44003-01 r051507...
  • Page 10 5. Using the provided stickers, label each wire according to the chart. If the terminals are not labeled, contact a qualified HVAC technician. NOTE: Wire colors do not always comply with standards; therefore, wire color should be ignored. Refer to the existing terminal designation for proper identification. If wires marked “Y”...
  • Page 11 CONVENTIONAL HVAC SYSTEMS if your existing label the wire if your existing label the wire thermostat is marked: with this sticker: thermostat is marked: with this sticker: Y1 / Y2 R / RC Cooling Transformer Power Supply Cooling Stage 1 or 2 Y1 Y2 R/RC W1 / W2 / W3...

  • Page 12: Heat Pump Systems

    HEAT PUMP SYSTEMS if your existing label the wire if your existing label the wire thermostat is marked: with this sticker: thermostat is marked: with this sticker: Y1 / Y2 Compressor Stage 1 or 2 24 VAC Common Y1 Y2 Y1 Y2 Cool Mode Powered Auxilliary Heat...
  • Page 13 44003-01 r051507...
  • Page 14 MOUNTING THE WALL PLATE 1. Remove the wall plate from the CTC thermostat by gently pulling the wall plate from the back of the thermostat. 2. Position the new wall plate on the wall horizontally and pull the labeled wires through the opening.
  • Page 15 44003-01 r051507...
  • Page 16 4. Remove the wall plate from the wall and drill two 3/16” holes where marked. 5. Tap the plastic anchors into the holes until they are flush with the wall. 6. Reposition the wall plate on the wall, pulling the wires through the wall plate opening.
  • Page 17 Terminal Shield Terminal Screw Jumper Wire 44003-01 r051507...
  • Page 18 CONNECTING THE WIRES 1. Loosen, but do not remove the terminal screws. NOTE: A jumper wire is provided, connecting the RH and RC terminals for systems that do not have both an RH and RC wire. If you have both an RH and RC wire, remove this jumper; otherwise, leave the jumper in place.
  • Page 19 44003-01 r051507...
  • Page 20 ATTACHING THE THERMOSTAT 1. Insert three AA alkaline batteries into the back of the thermostat. 2. Place the thermostat over the wall plate, aligning it over the terminal and battery openings. Press the thermostat to the wall plate and it will snap into place. NOTE: Do not force the thermostat onto the wall plate as this may damage the terminal pins.
  • Page 21 MAY 17 2006 THURSDAY 44003-01 r051507...

  • Page 22: General Operating Instructions

    GENERAL OPERATING INSTRUCTIONS Your new CTC thermostat is easy to program and use. The front of the thermostat is a touch screen that responds to the pressure of a finger. You can program the thermostat to automatically readjust the temperature, humidity and airflow to settings that you choose or you can use the pre-programmed default settings.

  • Page 23: Date & Time Settings

    DATE & TIME SETTINGS DATE, MONTH, YEAR MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 24 1. Touch either the month, date, year at the top of the touch screen. 2. Touch the sign to adjust the setting. 3. Repeat Steps 1-2 for each setting. Touch to return to the main screen. 44003-01 r051507...
  • Page 25 CLOCK MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 26 The clock is a 12-hour clock with AM and PM settings. 1. Touch the time on the touch screen. SET CLOCK appears and the hour flashes. Note the AM & PM indicators. 2. Touch the sign to adjust the setting. 3.
  • Page 27 SETTING ThE SPAN The SPAN setting mode in the SYSTEM SETTINGS MENU allows you to adjust the system ON/OFF cycle rate. The default setting is 2F. The system cycles ON or OFF when the temperature is within 2°F (1°C) above and below the set temperature. The span setting can be adjusted if your system is cycling too fast or too slowly.

  • Page 28: System Settings Menu

    SYSTEM SETTINGS MENU The installer can set SYSTEM functions once the thermostat is installed. The default settings are shown in bold in the following list. Options are listed inside the parentheses. Example: the default SYSTEM TYPE is CONVENTIONAL with (HEAT PUMP) as a second option.
  • Page 29 SYSTEM SETTINGS MENU (CONT'D) SYSTEM or USER 44003-01 r051507...
  • Page 30 1. Touch a blank area of the touch screen. 2. Press and hold for 3 seconds for SYSTEM and USER settings to appear. 3. Touch SYSTEM. The selected word flashes. 4. Touch 5. Scroll through the first setting with the sign to select an option.
  • Page 31 USER SETTINGS The PERIODS PER DAY (Option 1) can be set to 0, 2 or 4. When set to 0, the thermostat operates as a digital non-programmable thermostat. The FILTER CHANGE INDICATOR (Option 2) runs in calendar days and can be set from 30-360 days in 15-day increments (the default is 90).

  • Page 32: User Settings Menu

    USER SETTINGS MENU The USER can also set certain functions in the USER SETTINGS MENU. The default settings are shown in bold in the following list. Options are listed inside the parentheses. Example: the default PROGRAMS PER DAY is 4 Periods with (0 and 2) as options.
  • Page 33 USER SETTINGS MENU (cont'd) SYSTEM or USER 4 6 8 44003-01 r051507...
  • Page 34 1. Touch a blank area of the touch screen. 2. Press and hold for 3 seconds for SYSTEM and USER settings to appear. 3. Touch USER. The selected word flashes. 4. Touch 5. Scroll through the first setting with the sign to select an option.

  • Page 35: Temperature Range

    TEMPERATURE RANGE This thermostat meets ENERGY STAR guidelines for energy efficiency. By using the preprogrammed and default settings, this thermostat can save you money by optimizing energy usage in heating and cooling. 99 o F 30 o F 45 o F 95 o F (37 o C) (0 o C)

  • Page 36: Energy Star Default Programs

    ENERGY STAR DEFAULT PROGRAMS Refer to the Energy Star Default Programs Chart shown below for detailed Information about pre-programmed settings. If customizing your programs, you can revert to the Energy Star default programs below by pressing the icon in the program mode. 10 pm Program 4 Heat : 60...

  • Page 37: Manual Operation

    MANUAL OPERATION Many people prefer to operate their thermostats manually, adjusting settings as needed. NOTE: PROGRAMS PER DAY must be set to 0 for manual operation. See USER SETTINGS MENU (pages 31-33). SET HEAT OR AC SYSTEM MODE MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 38 1. Touch a blank area of the touch screen. SELECT FUNCTION appears. 2. Touch the icon. SET SYSTEM MODE appears. 3. Scroll through the settings with the sign to select one of the SYSTEM modes: HEAT ( icon, red screen) EMHEAT (only for Heat Pump Systems) AUTO ( COOL (...
  • Page 39 44003-01 r051507...

  • Page 40: Program Operation

    PROGRAM OPERATION CREATING CUSTOM PROGRAMS You can program the thermostat to automatically adjust the temperature, humidity and airflow up to four times per day. The PROGRAMS PER DAY setting must be set to 2 or 4 in USER SETTINGS, see pages 31-33. NOTE: Program times are set in 10-minute increments.
  • Page 41 CREATING CUSTOM PROGRAMS (cont'd) This thermostat has an autorecovery function and will automatically calculate the time needed to achieve the temperature you set. Therefore, it will be at the temperature you select at the time you select. (Step 7, page 41). 44003-01 r051507...
  • Page 42 1. Touch a blank area of the screen to begin programming. SELECT FUNCTION appears at the top of the display. (Image P1) 2. Touch the icon. PRESS PRG TO PROGRAM appears at the top of the display along with the days of the week. NOTE: Either 2 or 4 PERIOD icons will display depending upon how many were selected in USER SETTINGS.
  • Page 43 CREATING CUSTOM PROGRAMS (cont'd) SELECT ICON TO PROGRAM 44003-01 r051507...
  • Page 44 9. Touch the temperature display to set the temperature. 10. Touch the sign to adjust numerals. 11. Touch the humidity display to set the humidity. 12. Touch the sign to adjust numerals. NOTE: Touch to set the selected period to Energy Star settings. See page 35. 13.
  • Page 45 FAN PROGRAM MODE MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 46 1. Touch a blank area of the touch screen. SELECT FUNCTION appears. 2. Touch the icon. SET FAN TO PROGRAM MODE appears. 3. Scroll through the fan settings with the sign to select one of the fan modes: ON: Fan runs continuously regardless of the system mode. AUTO: Fan runs when the system is on.

  • Page 47: Program Overrides

    PROGRAM OVERRIDES You can either temporarily override the settings for the current program, or permanently override all settings and adjust temperatures manually. TEMPORARY OVERRIDE SETTINGS SELECT HOLD TYPE 44003-01 r051507...
  • Page 48 1. Touch the temperature icon ( ) or humidity icon ( ). The selected icon will flash and SET OVERRIDE TEMPERATURE or SET OVERRIDE HUMIDITY appears, depending upon your selection. 2. Touch the sign to adjust the setting. 3. Press and the screen displays SELECT HOLD TYPE.
  • Page 49 PERMANENT OVERRIDE SETTINGS SELECT HOLD TYPE 44003-01 r051507...
  • Page 50 1. Touch the temperature icon ( ) or humidity icon ( ). The selected icon will flash and SET OVERRIDE TEMPERATURE or SET OVERRIDE HUMIDITY appears, depending upon your selection. 2. Touch the sign to adjust the setting. 3. Press and the screen displays SELECT HOLD TYPE.
  • Page 51 VACATION OVERRIDE SETTINGS SELECT HOLD TYPE 44003-01 r051507...
  • Page 52 1. Touch the temperature icon ( ) or humidity icon ( ). The selected icon will flash and SET OVERRIDE TEMPERATURE or SET OVERRIDE HUMIDITY appears, depending upon your selection. 2. Press and screen displays SELECT HOLD TYPE. 3. Touch the sign to select VACATION HOLD.
  • Page 53 CANCEL TEMPERATURE OR HUMIDITY HOLD MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 54 1. Touch the icon. CANCEL TEMPERATURE HOLD appears. 2. Press , the hold is released and main display returns. NOTE: If the Temperature or Humidity is touched and override screens appear but no changes are made, the HOLD remains and the main display returns. 44003-01 r051507...
  • Page 55 HOME TODAY FUNCTION HOME TODAY overrides the program settings for periods with comfortable heat or cool settings while you are home. HOME TODAY ends when period begins. MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 56 1. Touch a blank area of the touch screen. 2. Touch the icon. 3. Touch the sign to toggle between SET HOME TODAY and CANCEL HOME TODAY. 4. Touch to return to the main display. icon will show on the main screen if it is activated. 5.

  • Page 57: Additional Features

    ADDITIONAL FEATURES The CLEAN SCREEN FUNCTION allows 30 seconds to clean the touch screen without disturbing the existing settings. CLEAN SCREEN PRESS ENTER FOR CLEANING 44003-01 r051507...
  • Page 58 1. Touch a blank area of the touch screen. 2. Touch . PRESS ENTER FOR CLEANING appears. 3. Press to return to the main screen. A 30-second countdown begins to allow time to clean the touch screen. 4. Use a damp cloth with a non-corrosive solvent such as water or a household glass cleaner to clean the screen.
  • Page 59 LOCK FUNCTION The lock function allows a user to lock the touch screen to prevent unexpected or accidental changes. MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 60 1. Touch a blank area of the touch screen. 2. Touch the icon. appears. 3. Touch once for the first digit, twice for the second and three times for the third digit. 4. Touch the sign to adjust the setting. 5.

  • Page 61: Change Filter

    CHANGE FILTER The FILTER CHANGE indicator icon will flash after the filter life counter expires as a reminder to check or change your HVAC filter. Reset the filter function after you have changed the filter. The filter change counter is set in the USER SETTING MENU for a period of 30-360 days.
  • Page 62 1. Touch a blank area of the touch screen. 2. Touch . FILTER RUN TIME and HOLD FILTER KEY TO RESET appear on the display. 3. Touch and hold for 3 seconds for time to reset. (Pressing the filter button for less than 3 seconds will cause the Filter indicator icon to continue to appear.) 4.
  • Page 63 CHANGE BATTERIES The CHANGE BATTERIES warning indicates two stages of battery power shortage. When the batteries are weak, the CHANGE BATTERIES warning flashes until three new AA alkaline batteries are installed. If the batteries become too weak for normal operation, the thermostat enters the second battery power shortage mode. When no battery power is left, the BATTERIES USED UP warning flashes on the display and the system turns off.
  • Page 64 AUTO RECOVERY The AUTO RECOVERY FUNCTION allows heating and cooling systems to gradually recover from an energy-saving set point temperature to a comfort set point 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 flashes alternatively SYSTEM IN AUTO RECOVERY and the weekday.

  • Page 65: Energy Monitor Function

    ENERGY MONITOR FUNCTION The ENERGY MONITOR function allows you to review and monitor the effect of your program settings on the system runtime. MAY 17 2006 THURSDAY 44003-01 r051507...
  • Page 66 1. Touch a blank area of the touch screen. 2. Touch the icon. 3. Scroll through the SYSTEM RUNTIME settings with the sign to see the system runtime in hours for TODAY, YESTERDAY, the CURRENT MONTH or the LAST MONTH. 4.
  • Page 67 ERROR MESSAGE ERROR mode indicates an expected operation problem. The screen flashes a SYSTEM ERROR message and shuts the system off. You must reset and the thermostat by replacing the batteries if the thermostat has entered ERROR mode. AUTO CUT-OFF AUTO CUT OFF automatically turns the system off if the temperature rises above 95°F (35°C) or drops below 40°F (4°C).
  • Page 68 COMPRESSOR PROTECTION After the system stops running in cooling mode, there is a 3.5 minute delay before it can be restarted to prevent compressor damage due to rapid cycling. RESETTING THE UNIT To restore the thermostat to the original factory settings, enter the SYSTEM SETTINGS MENU and set Option 12 to YES.

  • Page 69: Troubleshooting

    TROUBLEShOOTING 1. My display does not appear. 1a. Check the batteries and battery connections. 1b. Reset the thermostat. 2. The auto fan feature does not operate properly. 2a. Check to see if the correct furnace type is selected under the system settings in options.
  • Page 70 5. The heating or cooling will not turn on or off. 5a. Make sure the thermostat is not in permanent override mode. 5b. Wait. There may be as much as a 4-minute delay before the system turns on or off to protect the compressor. 5c.
  • Page 71 8. The touch screen permanently reads SYSTEM ERROR. 8a. Refer to page 66 for ERROR mode instructions. If ERR message remains after battery replacement, then replace unit. 9. How do I just operate my thermostat manually? 9a. Manual operation instructions begin on page 38. 44003-01 r051507...
  • Page 72 NEED MORE HELP? Is there help on the web? Yes, visit us at http://www.climatetechnologyproducts.com for more information. Is there someone I can call? Yes. The CTC Technical Support is available from 7 am to 7 pm CST M-F and 8 am to 5 pm Saturday.

  • Page 73: Wiring Diagrams

    WIRING DIAGRAMS Number of wires connected depends on the HVAC system requirement. • 4-wire Heat/Cool System (single stage): RH (jumper between RH and Rc/R), Y1, W1, G • 5-wire Heat/Cool System (single stage): RH, Rc/R (remove jumper between RH and RC/R), Y1, W1 G. •...
  • Page 74 Conventional HVAC Systems Optional Jumper RC/R Heat 24V Cool 24V Cool Cool Heat Heat Heat Humidity Stage 1 Stage 2 Stage 1 Supply Supply Stage 2 Stage 3 Control Control 24VAC Common (if available) 44003-01 r051507...
  • Page 75 Heat Pump Systems Optional Jumper RC/R Compressor Compressor Auxiliary Emergency Reversing Valve System Humidity 24VAC Reversing Valve Heat Stage 1 Stage 2 Heat Heat Monitor Control Supply Cool Control 24VAC Common (if available) Number of wires connected depends on the heat pump system requirement. Not all terminals need to be connected.
  • Page 76 44003-01 r051507...

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