JOHNSON CONTROLS
7
FORM 150.72-ICOM6
ISSUE DATE: 12/29/2017
TABLE OF CONTENTS (CONT’D)
SECTION 9 – SERVICE AND TROUBLESHOOTING .......................................................................................... 161
Clearing History Buffers................................................................................................................................ 161
Service Mode ...............................................................................................................................................161
Service Mode – Outputs ............................................................................................................................... 161
Service Mode – Chiller Configuration ........................................................................................................... 162
Service Mode – Analog and Digital Inputs .................................................................................................... 162
Control Inputs/Outputs .................................................................................................................................163
Checking Inputs and Outputs .......................................................................................................................165
Optional Printer Installation ..........................................................................................................................168
Troubleshooting ............................................................................................................................................170
SECTION 10 – MAINTENANCE ........................................................................................................................... 173
Compressors ................................................................................................................................................173
Condenser Fan Motors .................................................................................................................................173
Condenser MCHX Cleaning .........................................................................................................................173
Operating Parameters ..................................................................................................................................174
On-Board Battery Back-Up ...........................................................................................................................174
Brazed Plate Heat Exchanger (Evaporator) Heater .....................................................................................174
Overall Unit Inspection .................................................................................................................................174
Temperature .................................................................................................................................................177
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