York YCAV0157-0267 Installation Operation & Maintenance page 265

The third data section displays the Digital Inputs (DI) to
the Chiller Control Board that can be viewed from the
service mode. Displays for systems 3 and 4 are skipped
if the systems are not present on the chiller. XXX is
replaced with ON or OFF in the actual display. These
messages will only be displayed in English.
SERVICE DI J4-2
SERVICE DI J4-3
SERVICE DI J4-4
SERVICE DI J4-5
SERVICE DI J4-6
SERVICE DI J5-1
SERVICE DI J5-2
SERVICE DI J5-3
J5 is not present on a 2 compressor Chiller Control
Board. The displays above are skipped for a 2 com-
pressor chiller:
SERVICE DI J6-2
SERVICE DI J6-3
SERVICE DI J6-4
SERVICE DI J6-5
SERVICE DI J6-6
JOHNSON CONTROLS
SERVICE KEY (CON'T)
UNIT SWITCH 1
STATUS = XXX
UNIT SWITCH 2
STATUS = XXX
SYS 1 HPCO
STATUS = XXX
SYS 2 HPCO
STATUS = XXX
VSD FAULT RELAY
STATUS = XXX
SYS 3 HPCO
STATUS = XXX
SYS 4 HPCO
STATUS = XXX
SPARE DIGITAL INPUT 2
STATUS = XXX
FLOW SWITCH
STATUS = XXX
PRINT
STATUS = XXX
SYS 1/3 RUN PERM
STATUS = XXX
SYS 2/4 RUN PERM
STATUS = XXX
SPARE DIGITAL INPUT 1
STATUS = XXX
SERVICE DI J7-2
SERVICE DI J7-4
SERVICE DI J7-6
SERVICE DI J7-8
SERVICE DI J7-10 CONFIG SPARE INPUT 0
SERVICE DI J7-12 CONFIG SPARE INPUT 1
SERVICE DO J9-1
RB1 TB1-20
SERVICE DO J9-2
RB1 TB1-18
SERVICE DO J9-3
RB1 TB1-16
SERVICE DO J9-4
RB1 TB1-14
SERVICE DO J9-5
RB1 TB1-12
SERVICE DO J9-6
RB1 TB1-10
SERVICE DO J9-7
RB1 TB1-8
SERVICE DO J9-8 SYS 1 COND FAN OUT 1
RB1 TB1-6
SERVICE DO J9-9 SYS 1 COND FAN OUT 2
RB1 TB1-5
SERVICE DO J9-10 SYS 1 COND FAN OUT 3
RB1 TB1-4
SERVICE DO J9-11 SYS 1 COMP HEATER
RB1 TB1-3
SERVICE DO J9-10 SYS 1 ECON SOL VALVE
RB1 TB1-2
FORM 201.21-NM1 (616)
CONFIG INPUT 0
STATUS = XXX
CONFIG INPUT 1
STATUS = XXX
CONFIG INPUT 2
STATUS = XXX
CONFIG INPUT 3
STATUS = XXX
STATUS = XXX
STATUS = XXX
8
EVAP HEATER
STATUS = XXX
SYS 1/3 VSD RUN
STATUS = XXX
SYS 1/3 ALARM
STATUS = XXX
EVAP HEATER 2
STATUS = XXX
SYS 1 SPARE
STATUS = XXX
SPARE 1
STATUS = XXX
SPARE 2
STATUS = XXX
STATUS = XXX
STATUS = XXX
STATUS = XXX
STATUS = XXX
STATUS = XXX
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