Related Manuals for CTC Union 43168
Summary of Contents for CTC Union 43168
- Page 1 HEAT PUMP PROGRAMMABLE THERMOSTAT COOL TEMP Model 43168 Owners Manual Form 44014-01 r010408...
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Page 2: Table Of Contents
Heat Pump THERMOSTAT CONTROLS Switches & Buttons ..................15 Programmable Thermostat Settings ....................17 Methods of Operation ................19 Model 43168 Icons & Features ..................33 Congratulations! Important Features...................34 Thank you for choosing a Climate Technology Corporation (CTC) OPERATON programmable thermostat. Your new CTC thermostat will provide years of Review the Set Temperature ..............35... -
Page 3: Important Information
IMPORTANT INFORMATION Remove Old Thermostat CAUTION: Do not remove any wiring from the existing thermostat before reading these 1.This thermostat is designed to work on the following systems: instructions carefully. Wires must be labeled prior to removal. • Single-Stage Heat Pump IMPORTANT! Turn off the power to the HVAC system at the mainpower panel or at the • Mulit-stage Heat Pump (up to 2 heating and 2 cooling) HVAC system. -
Page 4: Wire Labeling
• After labeling the wires, disconnect them from the existing thermostat terminals. Wire Labeling • Remove existing wallplate. To make sure wires do not fall back into wall opening, you may • CAUTION! TURN OFF POWER TO THE HEAT PUMP SYSTEM BEFORE YOU ATTEMPT want to secure them to the wall. TO ACCESS THE THERMOSTAT’S WIRING. • If the hole in wall is larger than necessary for wires, seal the hole with insulating material so • IMPORTANT! BEFORE DISCONNECTING ANY WIRES FROM THE EXISTING that no hot or cold air can enter the back of the thermostat from the wall. -
Page 5: Mount Wallplate
• Reposition wallplate, pulling wires through large opening. Insert provided mounting screws into wall Mount Wallplate • Remove the wallplate from the thermostat by pressing the release tab on the bottom of the thermostat. anchor and tighten. See Figure 3. See Figure 2. -
Page 6: Connect Wires & Mount Thermostat To Wallplate
• On the back of the thermostat are the System Set-Up Switches. See Figure 5. (NOTE: For clarity, the Connect Wires and Mount Thermostat to Wallplate illustration of the thermostat circuit board omits most of the circuit board components to clearly show the • Match and connect the labeled wires to the appropriate coded terminal screws on the wallplate. See System Set-Up Switches.) If the heat pump system has an electric auxiliary system, then slide the #1 Figure 4. -
Page 7: Thermostat Controls
• Insert the tabs on top of the thermostat body into the slots at the top of the wallplate. Press the bottom of THERMOSTAT CONTROLS the thermostat body into the snap on the bottom of the wallplate. (NOTE: Do not force the thermostat onto • Open the thermostat’s front cover. See Figure 6. the wallplate, as the terminal pins may be damaged. If it does not snap properly, the thermostat may not work.) • Turn on power to the heat pump system. -
Page 8: Switches & Buttons
Switches and Buttons Switches and Buttons A LCD Readout - displays indoor temperature, set temperature, and information about the heat pump system’s operation and status. B System Switch - “em heat” is the Emergency Heat. NOTE: The Emergency Heat Mode is not an energy saving mode, so use it only when necessary. “heat” is the normal heat mode. “off” turns the system off. “cool”... -
Page 9: Settings
Settings The default for this thermostat setting is in a 12 hour format. You can change the format to 24 hour format by pressing and then rogram The AM/PM indicator will be off when the thermostat is in 24 hour mode. Setting day and time: . (AM/PM and current hour will flash) 1. -
Page 10: Methods Of Operation
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 instructions, see pages 21-23. To utilize the pre-programmed settings, see pages 24-25. To create custom programs, see pages 26-29. HEAT... - Page 11 Methods of Operation (cont.) 1. MANUAL OPERATION Many people prefer to operate their thermostats manually, adjusting settings as needed. You buttons can either temporarily override the settings for the current program, or permanently override all settings and adjust temperatures manually. TEMP If you want to only temporarily override the current program: 1.
- Page 12 Methods of Operation (cont.) MANUAL OPERATION, CONT. If you want to permanently override all settings and adjust the thermostat manually: buttons 1. Press eTUrn until the Hold icon appears. HOLD 2. Press and hold for one second to enter Manual Override mode. (Release the Hold icon button when the display flashes.) 3. Press the buttons to adjust the temperature setting as desired. 4.
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Page 13: Default Programs Chart
Methods of Operation (cont.) DEFAULT PROGRAMS CHART 2. DEFAULT PROGRAMS This thermostat meets ENERGY STAR guidelines for energy efficiency. By using the pre- programmed settings, this thermostat can save you money by optimizing energy usage in heating and cooling. 10 pm Program 4 Heat : 60 F (16 Refer to the Default Programs Chart on page 24 for detailed information about the pre- Cool : 82 F (28 programmed settings. - Page 14 Methods of Operation (cont.) AM/PM indicator 3. CREATING CUSTOM PROGRAMS NOTES: • Program times can be set in 10 minute increments. buttons • Program temperature can be set in increments of 1 F (1 • 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. sysTem switch • Press H eTUrn at any time to exit Program mode. rogram PROCEDURE: program HeaT Cool 1.
- Page 15 Methods of Operation (cont.) 3. Press to change the hour. Press rogram to save the hour and adjust the minute setting. 4. Press to change the minute. Press to save the minute setting and rogram adjust the temperature. M T W TH F SA SU 5.
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Page 16: Icons & Features
Icons and Features 1. INDIGLO ® night-light - will backlight the display for easy viewing in the dark. Press any button to illuminate the light. 2. Filter change indicator - will flash after 400 hours of system use as a reminder to check or change your filter. Press and hold the F button for 5 seconds after changing the filter to ilTer reset the filter timer. HEAT TEMP (Pressing the Filter button for less than 5 seconds will cause the Filter change indicator icon to appear. The filter timer will not be affected unless the button is held for more than 5 seconds.) 5. - Page 17 Icons and Features (cont.) 6. Error mode – if the thermostat is unable to control your system due to an unexpected problem, the thermostat will enter Error Mode. In this condition, the thermostat flashes “E1”, “E2”, or “E3” on the LCD display, and shuts off your system. 7. Auto cut off – automatically turns the system off if the temperature rises above 95 F (35 C) or drops below 40 F (4...
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Page 18: Important Features
Important Features OPERATION system Review the Set Temperature 1. Temperature Range heat 1. Slide the “system” switch to either the “heat” position or the 99 o F “heat” position heat 30 o F 45 o F 95 o F “cool” position. (37 o C) 2. -
Page 19: Setting Options
To set the Span setting of the 2nd stage: Setting Options The following Options are available on your thermostat: 1. Press Program after you finish setting the Stage 1 span. The LCD Display will show “STA 2” and the 2nd 1. 1st stage span - The factory setting for Stage 1 heating and cooling is 1, meaning that your thermostat will stage Span setting, either 1, 2 (factory setting), 3, 4, or 5, meaning that the Span setting is at 2°F (1°C), cycle at 1°F (0.5°C) above and below the set temperature in Stage 1. -
Page 20: Filter Reminder
Filter Reminder TROUBLESHOOTING The LCD Display will show “filter” after every 400 hours of fan operation, as a reminder to change the Problem Solution HVAC system’s filter as soon as possible. 1. Check the Fan Switch. The fan will run continuously if the Fan switch is in Fan runs continuously Resetting Your Thermostat program the “on” position. Should you desire the thermostat’s factory settings and default set- day/time tings, use the tip of a paper clip to press the “reset”... -
Page 21: Wiring Diagram
WIRING DIAGRAM THERMOSTAT WALLPLATE TERMINALS Optional jumper * Common Reversing Auxiliary Emergency Reversing Compressor Compressor System Supply Valve Heat Heat Heat Relay Valve Cool Stage 2 Stage 1 Monitor Climate Technology Corp. NOTE: Common connection is REQUIRED. * On systems without and E wire, 2500 FRISCO AVENUE add jumper between W2 and E.