ComfortNet™ CTK04 Communicating Thermostat
With wireless accessories
System
Installation
Guide
Modulating control for up to 4 Heat/2 Cool communicating heat pump systems or up to
3 Heat/2 Cool communicating gas heat, electric cooling systems for residential and
commercial applications.
Installation guide for:
Quick start guide
• ComfortNetCTK04
CommunicatingThermostat
• PortableComfortControl
• WirelessOutdoorSensor
• WirelessIndoorSensor
• RedLINK
™
InternetGateway
• Entry/ExitRemote
• VentBoostRemote
1
Installthermostat ..........................................................page 4
2
Poweroptionalaccessories ................................................... 7
3
Setupthermostat ...................................................................8
4
Linkoptionalaccessories ......................................................9
5
Mount optional accessories ................................................. 11
6
Installeroptions ...................................................................12
ComfortNet™UserMenu .................................................... 13
Device replacement and specifications ..........................21-23
DISCONNECT POWER BEFORE INSTALLATION. Can cause electrical shock or equipment damage.
MERCURY NOTICE: If this product is replacing a control that contains mercury in a sealed tube, do not place the old control in
the trash. Contact the Thermostat Recycling Corporation at www.thermostat-recycle.org or 800-238-8192 for information on how and
where to properly and safely dispose of your old thermostat.
Must be installed by a trained, experienced technician. Read these instructions carefully. Failure to follow these
instructions can damage the product or cause a hazardous condition.
I/O-CHTSTAT03