YORK INTERNATIONAL
42
FORM 160.54-M1(503)
I / O Board
FIG. 17 – I/O BOARD DIGITAL OUTPUTS
LD09042
CHILLED WATER PUMP STARTER
+ 12 VDC
+ 12 VDC
K0
K1
K2
K3
K4
K5
K6
K7
K8
K9
K10
K11
K12
50
26
27
49
48
47
46
45
44
43
42
41
40
39
38
ANTICIPATORY ALARM
REMOTE MODE READY TO START
SAFETY SHUTDOWN
CYCLING SHUTDOWN
CONDENSER MOTOR PUMP STARTER
(Applies to Flash Memory Card version
C.MLM.01.04.xxx and later)
NOT USED
NOT USED
NOT USED
NOT USED
OIL HEATER ON/OFF
("P" compressors and all style F and later
chillers equipped with Flash Memory Card
version C.MLM.01.07.xxx or later version)
OIL PUMP STARTER
(Style C and earlier chillers)
OIL RETURN SOLENOID (ALL STYLES)
(LIQUID LINE SOLENOID -
(Style D and later chillers) J-COMPRESSOR ONLY)
VENT LINE SOLENOID (Style C and earlier chillers)
K0
K1
K2
K3
K4
K5
K6
K7
K8
K9
K10
K11
K12
TB2 - 44
TB2 - 45
TB1- 61
TB1 - 1
TB1 - 29
TB1 - 1
TB1 - 64
TB1 - 17
TB1 - 16
TB1 - 1
TB2 - 15
TB2 - 15
TB2 - 15
TB2 - 15
TB2 - 15
TB2 - 15
TB2 - 15
TB2 - 151
TB2 - 40
TB2 - 41
TB2 - 42
TB2 - 43
TB2 - 26
TB2 - 27
TB2 - 55
TB2 - 56
J1