Johnson Controls YZ - Page 68

Figure 42: OptiView connections for cables 23, 33, and 137
LD23071
2
3
1
2H
GND
163
6
1
5
4
3
2
GND
Cable 23: Orfice Variable Actuator
Cable 33: Motor Cooling Valve
EEV BOARD B
EEV BOARD W
EEV BOARD G
EEV BOARD R
03630 TB6-2
TB7-162
TB7-5
BLK
GRN
WHT
RED
WHT
RED
BLK
DRAIN
WHT
BLK
RED
See
Detail D
Below
RED
BLK
WHT
(PIN 3)
(PIN 1)
(PIN 2)
GND
Detail D
092-51870-009
REV F, SHT.6
092-51870-018
REV A, SHT.1
025-49211-000
Wire Entry View
OV Panel
Motor Cooling Booster (MCB)
End “X”
Motor Cooling
Booster (MCB)
End “Y”
Cable 137:Optiview to
Motor Cooling Booster
Item Description Item Description
1 Not used 5 WHT/2H
2 Contact Pin 6 GRN-YEL/GND
3 Not used GND Not used
4 BLK/163 – –
Wire code Color
2H WHT
163 BLK
GND GRN/YEL
Unit Wiring and Field Connections for YZ Centrifugal Chiller with Magnetic Bearing Controller68