Radio Thermostat CT110 Install Manual Download

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Wire Reference Table

Possible Wires

What They Control

R or V or VR

and

Single power for HEAT and COOL

RH or 4

Power for HEAT (RH not connected to RC jumper removed)

Power for COOL (RH not connected to RC jumper removed)

W / AUX

Heat control or heat pump auxiliary heat

W2 / AUX2

2nd stage HEAT or 2nd stage of 2 stage auxiliary heat

W3 / AUX3

3rd stage HEAT or 3rd stage of 3 stage auxiliary heat

COOL control or 1st stage compression for heat pump

2nd stage COOL control or 2nd stage compression for a heat pump

G or F

FAN control

C or X

24VAC power (to power thermostat)

NOTE: TRANE uses B for this connection

External Humidifier

External De-Humidifier

external fresh air baffle

Heat pump changeover (cool to heat, powered in heat)

Heat pump changeover (heat to cool, powered in cool)

B and O

IMPORTANT: If there are both B and O wires (Trane pump

products) DO NOT CONNECT B to B terminal, connect B to C

terminal. If not a Trane product tape off B.

n/a Emergency heat (do not connect, tape off)

n/a System monitor (do not connect, tape off)

n/a Outdoor sensor (do not connect, tape off)

Wire Reference

Summary of Contents for CT110

Page 1: ...olt gas systems The thermostat is powered by 4AA alkaline batteries and or 24 volt AC C wire or a 12 24 AC or DC source Each thermostat relay load should be limited to 1 0 amp higher amperage may cause damage to the thermostat Your thermostat is a precise instrument handle it with care Caution To avoid electrical shock and to prevent damage to the furnace air conditioner and thermostat disconnect ...

Page 2: ... the CT110 in place of the old thermostat A new location will require moving your wiring For new installations and relocating the CT110 follow the guidelines listed below Locate the thermostat on an inside wall about 5 ft 1 5m above the floor and in a room that is used often Do not install it where there are unusual heating conditions such as in direct sunlight near a lamp radio television radiato...

Page 3: ... carefully before removing any wiring from existing thermostat Wires must be labeled before they are removed THERE IS NO STANDARD COLOR CODE When remov ing wires from their terminals ignore the color of the wires and LABEL THEM by the lettered terminal where they were screwed Label the wires one at a time You must label all the wires before you proceed With all wires labeled remove them from the o...

Page 4: ... DC wall transformer A constant power source is required when using a radio module IMPORTANT If you have both RH and RC you need to remove the jumper wire between these 2 terminals Prepare Wires Please follow these guidelines for safe and secure wire connections You will need at least 2 6 of wire for each of your connections to the CT110 If you do not have enough wire splice additional wire to all...

Page 5: ...etermine your connections contact customer support for help G C W Y RH RC G 5 Wire Heat Cool From HVAC RC Y RH W C W Y R G 4 Wire Heat Cool From HVAC G Y R W C W R G 3 Wire Heat From HVAC R G W From HVAC W C W R R 2 Wire Heat WIRES WIRES WIRES WIRES G R C Wn Yn R G Multi stage Cool Multi Stage Heat From HVAC Yn Wn C B or O AUXn Yn RG Multi stage Heat Pump w Multi stage Aux Heat From HVAC R O or AU...

Page 6: ...rame is optional but you must have it in place when you thread your wires into the wall plate Connect Your Wires Connect labeled wires only to a terminal with the same letter label Insert the wire in the terminal well and tighten the screw securely NOTE You can mount the wall plate to the wall first then connect the wires and mount the CT110 The CT110 can be externally powered with a power source ...

Page 7: ...s provided Mark first and drill a 3 16 in 4 8mm hole for the insert at each screw location then mount the unit 1 Hold the CT110 wall plate against the wall with the wires coming through the hole in the wall plate 2 Position wall plate for best appearance 3 Attach the wall plate to the wall with the screws provided Y G W C RH Screw to wall ...

Page 8: ...ys replace the batteries as soon as the low battery indicator displays The thermostat is a battery powered device You must be responsible to replace batteries before they run out Failure to replace batteries can result in overheating or excessive cooling of your house Even if the low battery indicator display does not display you should always replace the batteries at least once a year Replacing t...

Page 9: ...m overheating or excessive cooling If the thermostat batteries fail with the heat OFF this can result in NO HEAT and possible frozen or broken pipes and water damage If the thermostat batteries fail with the cool OFF this can result in NO COOL and could cause possible damage or excessive temperatures bottom BATTERY WARNING Do Not Use Re chargeable Batteries Do Not Mix Old And New Batteries Do Not ...

Page 10: ... screen Use buttons to select HVAC SET UP code on screen You must select the correct HEAT type for your system In the upper left the CT110 will display GAS for gas heat and ELEC for Electric heat for each code For HEAT PUMP systems CT110 will display GAS for gas auxiliary and ELEC for Electric auxiliary for each code if you have AUX heat The LCD display will show your selection During setup 2nd st...

Page 11: ...MODE button until HEAT is displayed Press the button and raise the target temp to change target temperature to about 5 o F above room temperature allow the system 2 minutes to respond Verify that heat is blowing from the system Return the Target Temperature to a normal setting Return mode to OFF by pressing the mode button If you have a heat pump leave in off for 4 minutes before checking COOL TO ...

Page 12: ...e 24VAC heating transformer and can be found where the other thermostat wires connect at the wall or at the furnace Do not use the common or ground side of the line voltage Communicating Thermostat The CT110 has a built in Z Wave radio to connect you with a home automation system This can give you access to your home s HVAC system even when you are away It can also give you access to web based eff...

Page 13: ...al and your desired heat or cool temperatures can easily be set with the buttons on the right side In COOL and heat pump operation an automatic 4 minute off time protects the compressor from damage This thermostat runs on 4AA batteries The CT110 can be externally powered with a power source rated from 12V to 24V AC or DC at 100ma or greater If used connect to the C and RH terminals no polarity The...

Page 14: ...er is now connected to the CT110 Please Go To Page 6 WIRES 3 Wire Heat STEP 1 Connect the R or RH wire to the RH terminal This connects the heat power STEP 2 Connect the W wire to the W terminal This connects the heat STEP 3 Connect the G wire to the G terminal on the thermostat This connects the fan STEP 4 Optional Connect the C wire to the C terminal Your system is now connected to the CT110 Ple...

Page 15: ...6 W Y RH RC G WIRES 5 Wire HEAT Cool STEP 1 Connect the W wire to the W terminal This connects the heat STEP 2 Connect the Y wire to the Y terminal This connects to the cooling compressor STEP 3 Disconnect the Rc and Rh terminals by removing Rc Rh jumper wire STEP 4 Connect the RH wire to the RH and the RC wire to the RC terminals This connects power STEP 5 Connect the G wire to the G terminal Thi...

Page 16: ...nal This connects the stages of HEAT STEP 2 Connect the Y and Y2 wires to the Y terminal This connects the stages of COOL STEP 3 Connect the RH or R wire to the RH terminal This connects the power STEP 4 Connect the G wire to the G terminal This connects the fan STEP 5 Optional Connect the C wire to the C terminal Your HVAC system is now connected to the CT110 Please Go To Page 6 4 Wire Heat Pump ...

Page 17: ...nect B to B terminal see wire reference under Trane for B wire terminal STEP 2 Connect the AUX 1 AUX 2 to the AUX 1 and 2 respectively This connects the auxiliary heat STEP 3 Connect the Y and Y2 wires to the Y terminals respectively This connects the compressor STEP 4 Connect the R wire to RH terminal This connects the power STEP 5 Connect the G wire to G terminal This connects the fan STEP 6 Opt...

Page 18: ... Y2 Y2 2nd stage COOL control or 2nd stage compression for a heat pump G or F G FAN control C or X C 24VAC power to power thermostat NOTE TRANE uses B for this connection H H External Humidifier DH DH External De Humidifier EX EX external fresh air baffle B B Heat pump changeover cool to heat powered in heat O O Heat pump changeover heat to cool powered in cool B and O IMPORTANT If there are both ...

Page 19: ...t W or W1 W 1st stage normal HEAT or 1st stage heat pump auxiliary heat X2 Emergency heat do not connect tape off C Zoned Hot Water Heat For Solenoid valve or Motor valve connect the wires based on diagrams below to the correct terminal on the CT110 The third wire on your valve may be called 6 Y or G Your Wires 2 wire Thermostat Terminal R RH W W 3 Wire Solenoid Valves R RH power W A heat ON Y or ...

Page 20: ...ment and receiver c connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help IC Regulatory Information This Class B digital apparatus meets all requirements of the Canadian Interference Causing Equipment Regulations Operation is subject to the following two conditions 1 this device may...

Page 21: ...nce that may cause undesired operation of the device Le présent appareil est conforme aux CNR d Industrie Canada applicables aux appareils radio exempts de licence L exploitation est autorisée aux deux conditions suivantes 1 l appareil ne doit pas produire de brouillage 2 l utilisateur de l appareil doit accepter tout brouillage radioélectrique subi même si le brouillage est susceptible d en compr...

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Radio Thermostat CT110, Install Manual

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