Johnson Controls York YK - Refrigerant Flow Control System; Optional Features and Accessories

JOHNSON CONTROLS
16
FORM 160.76-PW6
ISSUE DATE: 09/06/2019
LTC I/O BOARD (031-02895)
FIGURE 6 - LTC I/O BOARD (031-02895)
LD19492a
TB1
305(GND)
RED
J12-5
TB2 TB3 TB4 TB5 TB6 TB7
TB16
1
TB17
1
TB18
1
TB19
1
TB20
1
J12-4
BLK
308B(+12V)
1
AO1
AO2 AO3 AO4 AO5 AO6 AO7
111 1 1 1
VO
RET
VO
IO
DI1+
DI1-
1
J9
TB21
16
9
8
1
TO TB6
120VAC
1
2
310(-12V)
302A(+5V)
031-02895
(OPTIONAL)
LTC I/O BOARD
(OPTIONAL)
HEATING CONDENSER
WATER FLOW SWITCH