YORK INTERNATIONAL
28
FORM 100.50-NOM1 (604)
Installation
CTB1 FIELD CONTROL WIRING
FIG. 7 –
FIELD CONTROL WIRING
LD07414
3. Maximum power available from the 24 VAC
1. Wiring shown indicates typical wiring.
4. Use shielded wire where shown.
terminal is 40 VA.
2. All wiring is Class 2, low voltage.
Wiring Notes:
LOCATION OF CTB1
AI9AI9
AI9CAI9C
AI10CAI10C
AI10AI10
AI6CAI6C
AI6AI6
AI5CAI5C
AI5AI5
AI8CAI8C
AI8AI8
AI7CAI7C
AI7AI7
AI11CAI11C
AI11AI11
AI12AI12
AI12CAI12C
SSPSSP
SSNSSN
SSAPSSAP
SSANSSAN
TSCTSC
TSAOTSAO
IAQNIAQN
IAQPIAQP
AI13AI13
AI13CAI13C
BIR
BIR
BI11
BI11
BI12
BI12
BI13
BI13
120
120
BI14
BI14
BIR
BIR
110
110
BYP
BYP
G
OCC
OCC
SD
SD
SMK
SMK
144
144
145
145
146
146
143
143
142
142
141
141
101101
102102
104104
103103
106106
105105
107107
HRHR
109109
108108
AO6AO6
AO6CAO6C
AO5AO5
AO5CAO5C
AO4AO4
AO4CAO4C
AO1CAO1C
AO1AO1
AO2CAO2C
AO2AO2
AO3CAO3C
AO3AO3
100100
100100
100100
100100
COMCOM
COMCOM
COMCOM
COMCOM
COMCOM
COMCOM
200200
200200
200200
2COM2COM
2COM2COM
2COM2COM
100
100
COM
COM
200
200
2COM
2COM
G/Y
G/Y
G/Y
G/Y
G/Y
G/Y
1
2
WHTWHT
REDRED
BLKBLK
BLK
BLK
WHT
WHT
RED
RED
SHLD
SHLD
N2G
N2G
N2N
N2N
N2P
N2P
MOD-UNT KIT
MOD-UNT KIT
YK-325-36143-001
YK-325-36143-001
COM
COM
100
100
BLKBLK
WHTWHT
REDRED
GRNGRN
BLKBLK
WHTWHT
REDRED
GRNGRN
WHTWHT
BLKBLK
BLKBLK
GRNGRN
REDRED
WHTWHT
BLKBLK
GRNGRN
REDRED
WHTWHT
SWITCH
SWITCH
STOP/RUN
STOP/RUN
KEYPAD MOD-UI
KEYPAD MOD-UI
DISPLAY &
DISPLAY &
(LANGUAGE KIT)
(LANGUAGE KIT)
KEYPAD/DISPLAY PANEL
KEYPAD/DISPLAY PANEL
15V15V
15V15V
+15V+15V
+15V+15V
AO
AO
C
OC
OC
G
P
R
X
XD
XD
R
Y1Y1
Y2Y2
W1W1
W2W2
G
OCCOCC
SDSD
P
C
+15V+15V
2AI12AI1
2AI1C2AI1C
2AI22AI2
2AI2C2AI2C
2AI32AI3
2AI3C2AI3C
2AI42AI4
2AI4C2AI4C
2AI52AI5
2AI5C2AI5C
2AI62AI6
2AI6C2AI6C
+15V+15V
JB
JB
JC
JC
JA
JA
N2GN2G
N2NN2N
N2PN2P
TB2
TB2
RJ11-6
RJ11-6
4/C CABLE4/C CABLE
100100
SDSD
PA
PA
PB
PB
PC
PC
JE
JE
SELECTOR SWITCH
SELECTOR SWITCH
TO SA-FAN VFD
TO SA-FAN VFD
DWG. 202989
DWG. 202989
DWG. 202990
DWG. 202990
R
BI1BI1
AI14AI14
AI14CAI14C
SLTSLT
SLTCSLTC
UFHUFH
UFHCUFHC
200200
2COM2COM
2AO42AO4
2AO4C2AO4C
BI2BI2
EVREVR
R
FDFSFDFS
24VAC
24VAC
24VAC-COM
24VAC-COM
CTB1
CTB1
1T
1T
2T
2T
TB1
TB1
MOD-DCU BOARD
MOD-DCU BOARD
(YK-025-36103-000)
(YK-025-36103-000)
TSI BOARD
TSI BOARD
(YK-025-36102-000)
(YK-025-36102-000)
MOD-UNT
MOD-UNT
(YK-025-36105-000)
(YK-025-36105-000)
24VAC-COM
24VAC-COM
24VAC
24VAC
(75VA)
(75VA)
(100VA)
(100VA)
GRD
GRD
CTB2
CTB2
* Use Shielded Wire
* Use Shielded Wire
* Use Shielded Wire
Closed = Smoke Purge
Closed = Shutdown
Open = Unoccupied
Closed = Occupied
1.5K Adjust
Signal
cause equipment damage.
power source external of the unit may
sourced from the unit. Use of another
Note, 24VAC switch voltage must be
Relay Output
VAV Heat
Smoke Purge Input
Shutdown Input
Unoccupied Input
Occupied /
to open full.
command the VAV boxes
output shall be used to
Note: VAV Heat Relay
Common
24 VAC Signal
Open = Normal
Potentiometer
Common
0-5V Output
Sensor
Common
Signal
CO
Open = Normal
Common
Signal
Space Sensor
7 Wire Thermostat
G (Fan)
Y2 (Cool Stage 2)
Y1 (Cool Stage 1)
W2 (Heat Stage 2)
W1 (Heat Stage 1)
R (24VAC)
COMMON
RTD Sensor
1K Nickel
IAQ-
IAQ+
COM
SSA-
SSA+
SS-
SS+
R (24 VAC)
3
1
2
4 5
8
6 7
9 10
13
11 12
14 15
Y1
Y2
W1
W2
G
COM
HR
SMK
R (24 VAC)
SD
OCC
18
16 17
19 20 21
2
SHIELD
SHIELD
CTB1