JOHNSON CONTROLS
8
FORM 150.72-ICOM7
ISSUE DATE: 10/22/2020
LIST OF FIGURES
FIGURE 1 - Unit Components (Front) ....................................................................................................................20
FIGURE 2 - Unit Components (Side) ......................................................................................................................21
FIGURE 3 - Power Panel Components ..................................................................................................................22
FIGURE 4 - Power Panel / Control Components ....................................................................................................23
FIGURE 5 - Process and Instrumentation Diagram ................................................................................................29
FIGURE 6 - Unit Rigging/Lifting .............................................................................................................................. 34
FIGURE 7 - Chilled Liquid System ........................................................................................................................37
FIGURE 8 - Single-Point Supply Connection – Terminal Block, Non-Fused Disconnect Switch, or Circuit
Breaker ................................................................................................................................................39
FIGURE 9 - Control Wiring Inputs ..........................................................................................................................40
FIGURE 10 - Thermal Dispersion Flow Switch .......................................................................................................41
FIGURE 11 - Thermal Dispersion Flow Switch (Combine Together) ......................................................................41
FIGURE 12 - Control Wiring Outputs ......................................................................................................................43
FIGURE 13 - Elementary Wiring Diagram .............................................................................................................. 60
FIGURE 14 - Elementary Wiring Diagram .............................................................................................................. 62
FIGURE 15 - Fan Wiring, Standard Low Sound or Ultra Quiet, YLAA0180 - YLAA0517 .......................................64
FIGURE 16 - Fan Wiring, High Air Flow .................................................................................................................66
FIGURE 17 - Single and Dual Point Wiring Options ...............................................................................................68
FIGURE 18 - Pump Wiring .....................................................................................................................................69
FIGURE 19 - Connection - EEV Option ..................................................................................................................70
FIGURE 20 - Compressor Wiring ...........................................................................................................................72
FIGURE 21 - Power Options Connection Diagram .................................................................................................74
FIGURE 22 - Power Panel ......................................................................................................................................76
FIGURE 23 - Micro Panel Connections .................................................................................................................. 78
FIGURE 24 - Sample Printout Supplied in the Isolator Package and in the Chiller Panel Literature Packet .........86
FIGURE 25 - Unit Clearances – All Models ............................................................................................................ 87
FIGURE 26 - LED Indicator Buttons ....................................................................................................................... 99
FIGURE 27 - Flow Switch Set ..............................................................................................................................100
FIGURE 28 - Flow Below the Representation Range ...........................................................................................100
FIGURE 29 - Flow Exceeds the Representation Range .......................................................................................100
FIGURE 30 - EEV IB-G Interface Board ...............................................................................................................101
FIGURE 31 - Status Key Messages Quick Reference List ................................................................................... 113
FIGURE 32 - Operation Data ................................................................................................................................ 117
FIGURE 33 - Set Points Quick Reference List .....................................................................................................129
FIGURE 34 - Unit Keys Options Programming Quick Reference List ..................................................................139
FIGURE 35 - Micro Panel Connections ................................................................................................................ 141
FIGURE 36 - Leaving Water Temperature Control Example ................................................................................156
FIGURE 37 - Set Point Adjust ...............................................................................................................................157
FIGURE 38 - Condenser Fan Locations ...............................................................................................................161
FIGURE 39 - Microboard Layout ..........................................................................................................................170
FIGURE 40 - I/O Board Relay Contact Architecture ............................................................................................. 174
FIGURE 41 - Printer to Microboard Electrical Connections ..................................................................................178
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