Radio Thermostat CT30 Install Manual Download Page 1

PG 

1

Install Guide CT30

Caution

  

• Your thermostat is a precise instrument, handle it with care.

• Turn off electricity to the HVAC system before installing or 

servicing thermostat or any part of the system.

 • Do not turn electricity back on until work is completed.

• Do not short (jumper) across electric terminals at the control 

on the furnace or air conditioner to test the system. This may 

damage the thermostat.

• All wiring must conform to local codes and ordinances.

• This thermostat is designed for use with 3AA alkaline batteries 

and/or 24 volt AC C wire (or a 12-24 AC or DC source) and 

millivolt gas systems. Each thermostat relay load should be 

limited to 1.0 amp; higher amperage may cause damage to the 

thermostat. 

Caution

 

 To avoid electrical shock and to 

prevent damage to the furnace, air conditioner, and thermostat, 

disconnect the power supply

 before beginning work. This 

can be done at the circuit breaker.

ENGLISH

Save 

Energy

button

Power Grid 

status

indicator

top cover

Touch screen

Wire

terminals

Mode

button

Fan

button

MENU

button

PROG

butto

Reset

button

HVAC

selections

switches

bottom 

cover

DAY

F

LINK

RADIO

TARGET TEMP

1

COOL

AUTO

PM

 

n

designed for

Summary of Contents for CT30

Page 1: ...s designed for use with 3AA alkaline batteries and or 24 volt AC C wire or a 12 24 AC or DC source and millivolt gas systems Each thermostat relay load should be limited to 1 0 amp higher amperage may...

Page 2: ...there are unusual heating conditions such as in direct sunlight near a lamp radio television radiator register fireplace near hot water pipes in a wall or near a stove on the other side of a wall Do...

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 o...

Page 4: ...a standard 12 24V AC or 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 termin...

Page 5: ...eat Cool From Furnace RC C Y RH W C W Y RH G 4 Wire Heat Cool From Furnace G C Y RH W C W RH G 3 Wire Heat From Furnace C RH G W From Furnace C W C W RH RH 2 Wire Heat From Furnace W RH A W RH A 3 Wir...

Page 6: ...terminal area Do not bunch wires behind the CT30 Feed any slack back into the wall opening Connect Your Wires Connect labeled wires only to a terminal with the same letter label Insert the wire in the...

Page 7: ...e CT30 to the wall with the screws provided 4 If you are mounting the CT30 to sheet rock or if you are using the old mounting holes use the plastic anchors provided 5 Mark first and drill a 3 16 in 4...

Page 8: ...AA Batteries Install 3 AA alkaline batteries required following the marked polarity in the battery compartment Put the lower battery in negative end first against the spring then push the positive end...

Page 9: ...r a month or more you should replace the batteries as a precaution against battery failure in your absence Always use new alkaline batteries Failing to replace the batteries when necessary could cause...

Page 10: ...age HEAT 2 stage COOL select 3 If you want efficient but slower recovery 2 stage HEAT 1 stage COOL select 4 2 stage HEAT 2 stage COOL select 5 NOTE For 2 stage systems your CT30 can recover from a tem...

Page 11: ...screen Touch the icon and raise the target temp to 90 o F allow the system 2 minutes to respond Verify that heat is blowing from the system Return the Target Temp to a nomal setting Return mode to OF...

Page 12: ...heating It cannot be used with line voltage systems This thermostat is digital and your desired heat or cool temperatures can easily be set on the large touch screen with the buttons A minimum 4 minu...

Page 13: ...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 t...

Page 14: ...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...

Page 15: ...he O or B wire to the B terminal This connects the change over valve If you have both O and B connect O wire to O terminal WARNING DO NOT connect B to B terminal see wire reference under Trane for B w...

Page 16: ...the G terminal This connects the fan STEP 7 Set HVAC selection switches to NORMAL and If you have gas or oil heat set the HEAT TYPE to GAS If you have electric heat set the HEAT TYPE to ELEC Your HVAC...

Page 17: ...e 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 Hu...

Page 18: ...thermostat W or W1 W2 2nd stage HEAT X2 Emergency heat do not connect tape off Zoned Hot Water 2 wire Your Wires Thermostat Terminal R RH W W 3 Wire Motor Driven Valves R or 5 RH power W or 4 W heat...

Page 19: ...PG 19 Notes on your system...

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