Honeywell International Inc. THX9001R01 User Manual
CTK03 ComfortNet™ Communicating Thermostat
5
I/O-CHTSTAT03 69-2688—01
Install thermostat
1
Wiring Thermostat, Indoor Unit and Outdoor Unit
Wire Thermostat to Indoor Unit
Connect 1, 2, R and C from the thermostat to 1, 2, R and C at the Indoor Unit.
Connect 1, 2, R and C from the thermostat to 1, 2, R and C at the Indoor Unit.
Wire Outdoor Unit
Connect wires 1 and 2 from the Indoor Unit to 1 and 2 at the Outdoor Unit. Install
the transformer provided and connect to R and C at the Outdoor Unit. Do NOT
connect R and C between the Indoor Unit and Outdoor Unit. See below.
Note: DIP switch #13 on the equipment needs to be set to OFF. Default setting is
OFF.
Connect wires 1 and 2 from the Indoor Unit to 1 and 2 at the Outdoor Unit. Install
the transformer provided and connect to R and C at the Outdoor Unit. Do NOT
connect R and C between the Indoor Unit and Outdoor Unit. See below.
Note: DIP switch #13 on the equipment needs to be set to OFF. Default setting is
OFF.
CTK03
INDOOR
BOARD TERMINAL
CONNECTIONS
R
C
1
2
24VAC (HOT)
24VAC
(COMMON)
DATA 1
DATA 2
L1
L2
24VAC
230V
OUTDOOR
BOARD TERMINAL
CONNECTIONS
OUTDOOR
TRANSFORMER
R
C
1
2
R
C
1
2
M33168