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H-IM-CU August 2008 Part No. 25008101
H-IM-CU-0808 | Version 000
Condensing
Units
Installation and
Operations Manual
Table of Contents
General Safety Information...............................................................................2
Inspection ...............................................................................................................2
Warranty Statement ............................................................................................2
Space and Location Requirements ...............................................................3
Remote and Water Cooled Condensing Units Requirements ..............4
City & Tower Water Connections .....................................................................4
Condensing Unit Rigging and Mounting ....................................................5
Head Pressure Control ........................................................................................6
Refrigerant Oils ......................................................................................................7
Phase Loss Monitor ..............................................................................................8
Recommended Refrigerant Piping Practices .............................................8
Refrigeration Pipe Supports ............................................................................8
Suction Lines ..........................................................................................................8
Liquid Lines ............................................................................................................9
Hot Gas Defrost Systems ...................................................................................9
Unit Cooler Piping .............................................................................................10
Line Sizing Tables ........................................................................................10-13
Evacuation and Leak Detection ...................................................................14
Refrigerant Charging Instructions ...............................................................14
Field Wiring ..........................................................................................................14
Check Out and Start Up ..................................................................................15
Operational Check Out ....................................................................................16
System Balancing - Compressor Superheat .............................................16
General Sequence of Operation ..................................................................17
Electric Defrost Troubleshooting .................................................................17
System Troubleshooting Guide ....................................................................18
Preventive Maintenance Guidelines ...........................................................19
Typical Wiring Diagrams ...........................................................................20-23
InterLink™ Replacement Parts ......................................................................24
Replaces None. Information formerly included in H-IM-64L.