LG RCAW Operation & Maintenance Manual page 26

Controls
Connector
CN1
(POW)
CN2
(DO-1)
Connector
CN3
(DO-2)
26 Chiller Air-cooled Screw
Wire No.
Pin
26
AC1
AC2 27
-
FG
O01
71
O02
72
73
O03
O04 74
O05 75
O06 76
O07
77
O08
78
COM
7
Table 3
Pin Wire No.
79
O09
O10 80
O11 81
82
O12
83
O13
85
O14
88
O15
87
O16
7
COM
Table 4
Description
24VDC-Positive
24VDC-Ground
Frame Ground
System Alarm
M1 Contactor (Main Contactor)
M2 Contactor ( Contactor)
M3 Contactor (Wye Contactor)
25% Magnet Comp Loading Valve
50% Magnet Comp Loading Valve
75% Magnet Comp Loading Valve
Water Pump
Common: 220VAC Live
Description
Fan1A1B
Fan2A3A
Fan2B3B
-
-
SV2 Magnet Valve
-
-
Common: 220VAC Live