Hunter Fan 43057 Thermostat User Manual
Contents
1. HEAT PUMP DIGITAL THERMOSTAT Model 43057 Owners Manual Congratulations Your new CTC thermostat will provide years of reliable service Using this digital ther mostat will provide more uniform comfort in your home through the seasons Thank you for buying a Climate Technology product Please read this manual for complete instructions on installing and operating your thermostat If you require further assistance call CTC Technical Support at 1 800 676 7861 from 7am to 7pm Central Time Remove the mylar label from the display window TABLE OF CONTENTS Important Information Installation What You Need Remove Old Thermostat Wire Labeling Mount Wallplate Connect Wires and Mount Thermostat to Wallplate Thermostat Controls Switches and Buttons LCD Display Operation Review the Set Temperature Change the Set Temperature Heating or Cooling Setting Options Filter Reminder Resetting Your Thermostat Troubleshooting Wiring Diagram IMPORTANT INFORMATION 1 This thermostat is designed to work on the following systems e Single Stage Heat Pump e Mulit stage Heat Pump up to 2 heating and 2 cooling 2 Temperature Range This thermostat can be set between 45 F and 95 F 7 C and 35 C However it will display room temperatures from 30 F to 99 F 0 C and 37 C HI will be displayed if the temperature is higher than 99 F 37 C and LO will be displayed if the temperature is lower th2. TO ACCESS THE THERMOSTAT S WIRING e IMPORTANT BEFORE DISCONNECTING ANY WIRES FROM THE EXISTING THERMOSTAT APPLY THE PROVIDED SELF ADHESIVE LABELS TO THE WIRES Use the information in Table 1 below and the provided adhesive labels to label the wires IGNORE THE COLOR OF THE WIRES since these do not always comply with the standard If the terminal letter then mark the on the existing wire with adhesive thermostat Is label R V VR or VR R Rf x Y1 or M mr W2 or W U w Table 1 After labeling the wires disconnect them from the existing thermostat terminals Remove existing wallplate To make sure wires do not fall back into wall opening you may want to secure them to the wall If the hole in wall is larger than necessary for wires seal the hole with insulating material so that no hot or cold air can enter the back of the thermostat from the wall This air could cause a false thermostat reading A wiring diagram is provided on page 23 of these instructions e 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 lease Tab Figure 2 e Position wallplate on wall and pull existing wires through the large opening then level for appearance If the existing mounting holes from the old wa
3. as a reminder to change the HVAC systems filter as soon as possible Resetting Your Thermostat Should the thermostat s previous settings be desired use the tip of a paper clip to press the reset button NOTE Pressing the Reset button reverts the thermostat to its previous settings NOT the factory settings 20 TROUBLESHOOTING Problem Scrambled or double display numbers over numbers LCD Display is blank Auto Fan does not turn on Erratic display Fan runs continuously Heating or cooling does not go on or off Solution 1 Remove the clear Mylar decal form the LCD Display 1 Check wiring connections A Common C wire is required for operation 2 Press and hold the Reset button for two seconds with the tip of a paper clip 1 Move the 1 System Set Up Switch HG HE to the opposite position 1 Press and hold the Reset button for two seconds with the tip of a paper clip The thermostat will need to be re programmed 1 Check the Fan Switch The fan will run continuously if the Fan switch is in the on position 1 Ensure the System Switch is in the desired position heat cool em heat 2 There may be as much as a 4 minute Compressor protection delay before the Heat or Cool system turns on wait and check 3 Check your circuit breakers and switches to ensure there is power to the system 4 Make sure your furnace blower door is closed properly 21 TROUBLESHOOTIN
4. G Problem Solution System continues to op 1 Replace thermostat erate in the Off position Thermostat permanently 1 Replace thermostat reads HI LO or E1 after pressing the Reset button If you experience any other problems with your CTC thermostat call CTC Technical Support at 1 800 676 7861 from 8am to 5pm Central Time 22 WIRING DIAGRAM THERMOSTAT WALLPLATE TERMINALS Optional jumper 23 24 Climate Technology Corp 2500 FRISCO AVENUE MEMPHIS TN 38114 A Hunter Fan Company 2006 Climate Technoogy Corp Form No 41982 01 03 31 06
5. an 30 F 0 C This thermostat will automatically cutoff in Heat mode if the temperature rises above 95 F 35 C and automatically cutoff in Cool mode if the tem perature drops below 40 F 4 C 3 Compressor Protection This thermostat provides a 3 5 minute delay after shutting off the system before it can be restarted This feature will prevent damage to your compressor caused by rapid cycling INSTALLATION What You Need This thermostat includes two 8 slotted screws and two wall anchors for mounting To install your thermostat you should have the following tools and materials e Slotted screwdriver s Small Philips screwdriver e Hammer Electric drill and 3 16 bit Remove Old Thermostat CAUTION Do not remove any wiring from the existing thermostat before reading these instructions carefully Wires must be labeled prior to removal IMPORTANT Turn off the power to the HVAC system at the mainpower panel or at the HVAC system Remove existing thermostat cover and thermostat See Figure 1 Some thermostats will have screws or other locking devices that must first be removed Once the wall mounting plate is exposed look for wires If wires are not visible they may be connected to the back of the wallplate Again look for screws tabs etc Some models have doors that open to expose wires and mounting screws See Figure 1 Figure 1 Wire Labeling CAUTION TURN OFF POWER TO THE HEAT PUMP SYSTEM BEFORE YOU ATTEMPT
6. llplate line up with the slots in the new wallplate then use the exisitng holes If the exisitng holes do not line up with the slots in your new wallplate then mark the wall Figure 3 for holes for the provided plastic anchors Drill holes with 3 16 bit and gently tap anchors into the holes until flush with wall Connect Wires and Mount Thermostat to Wallplate On the back of the thermostat are the System Set Up Switches See Figure 5 If the heat pump system has an electric auxiliary system then slide the 1 switch to HE position If the heat pump system has a gas auxiliary system then slide 1 switch to the HG position To set up the LCD display to show the temperature in Fahrenheit slide the 2 switch to the F position To set up the LCD display to show the temperature in Celsius then slide the 2 switch to the C position e Match and connect the labeled wires to the appropriate coded terminal screws on the wallplate See Figure 4 Ignore any wires which may be present but which were not connected to the old thermostat System Set Up Switches Terminal Screws Figure 4 e Be sure to tighten the terminal screws securely as a loose wire could cause operational problems with your system or thermostat Push excess wire back into the hole to prevent interference when installing the thermostat to the wallplate Figure 5 e Set the System Switch to off and the Fan Switch to auto 10 11 12 13 Switches a
7. n when you set the Stage 2 heat and cool span H Filter button resets the filter time counter alpha numeric displays temperature either indoor or set J C the temperature being displayed is Celsius Select either Celsius or Fahrenheit with the 2 System Set Up Switch NOTE The LCD Display DOES NOT show an F for Fahrenheit K set the large number being displayed is the set value temperature Stage 1 span Stage 2 span Residual Cooling Fan Delay or the Refresh Fan Cycle time NOTE With the system switch in the off position if you press the Up or Down button the LCD Display will show OP 17 OPERATION Review the Set Temperature 1 Slide the system switch to either the heat position or the cool position 2 Press either the Up or Down button for less than one second The LCD Display will show temp set and the set temperature Change the Set Temperature 1 Press and hold either the Up or Down button for more than one second The LCD Display will show temp set the set temperature 2 To raise the Set Temperature press the Up button To lower the Set Temperature press the Down Button Heating or Cooling 1 To set the system for Heating slide the system switch to heat To set the system for Cooling slide the system switch to cool 2 Slide the fan switch to auto refresh or on 18 heat p
8. nd Buttons 14 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 is the normal cooling mode C Fan Switch In Auto mode the fan runs when the system is on for heating or cooling The Refresh mode sets the fan to run automatically at intervals of 10 15 20 or 30 minutes out of every hour when the system is not running for heating or cooling In the On mode the fan runs continuously regardless of system status D Reset button push the Reset button with the end of a paper clip to reset the thermostat and return to its previous settings E Filter button resets the filter time counter F Down button used to change the temperature setting and the option settings G Up button used to change the temperature setting and the option settings H 15 LCD Display 16 LCD Display A temp the large number being displayed is either the indoor temperature or the set temperature B em emergency heat is turned on C heat normal heat is turned on D cool normal cooling is turned on E fan indicates the fan is running F st 1 comes on when you set the Stage 1 heat and cool span G st 2 comes o
9. nger Press the Down button to decrease the 1st stage Span setting which will cause your system to run shorter To set the Span setting of the 2nd stage 1 Press the Up and Down buttons at the same time again and hold them for three seconds The LCD Display will show st 2 set and the 2nd stage Span setting either 1 2 factory setting 3 4 or 5 meaning that the Span setting is at 2 F 1 C 3 F 1 5 C 4 F 2 C 5 F 2 5 C or 6 F 3 C 2 Press the Up button to increase the 2nd stage Span setting Press the Down button to decrease the 2nd stage Span setting 19 To set the Residual Cooling Fan Delay 1 Press the Up and Down buttons at the same time again and hold them for three seconds The LCD Display will show cool set and the current Residual Cooling Fan Delay time in seconds 0 30 60 or 90 2 Press the Up button to increase the Residual Cooling Fan Delay time Press the Down button to decrease the Residual Cooling Fan Delay time To set the Refresh Cycle Time 1 Press the Up and Down buttons at the same time again and hold them for three seconds The LCD Display will show fan set and the current Refresh Cycle Time in minutes 10 15 20 or 30 2 Press the Up button to increase the Refresh Cycle Time Press the Down button to decrease the Refresh Cycle Time Filter Reminder The LCD Display will show filter after every 400 hours of fan operation
10. osition cool position Up Button Down Button Setting Options The following Options are available on your thermostat Il 1st stage span The factory setting for Stage 1 heating and cooling is 1 meaning that your thermostat will cycle at 1 F 0 5 C above and below the set temperature in Stage 1 If the system is cycling too fast or too slow then the Span can be adjusted to change the cycle time 2nd stage span The second or auxiliary stage turns on when the first stage does not have enough capacity to reach the set temperature The factory setting for Stage 2 is 2 3 F 1 5 C The Residual Cooling Fan Delay Setting Sets the fan to run for 0 30 60 or 90 seconds after the compressor turns off in the cooling mode The default setting is 30 seconds The Refresh Cycle Time Sets the fan to run automatically at intervals of 10 15 20 or 30 minutes to circulate air when the system is not running for heating or cooling The default setting is 15 minutes To access the Option Mode and set the Span setting of the 1st stage 1 Press the Up and Down buttons at the same time and hold them for three seconds The LCD Display will show st 1 set and the 1st stage Span setting either 1 factory setting 2 or 3 meaning that the Span setting is at 1 F 0 5 C 2 1 C or 3 1 5 C Press the Up button to increase the 1st stage Span setting which will cause your system to run lo
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