York YHAU-CE-JE Series, Installation Operation & Maintenance

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JOHNSON CONTROLS
6
FORM 155.33-ICOM2.EN.GB
ISSUE DATE: 12/4/2017
TABLE OF CONTENTS (CONT'D)
SECTION 4 - TECHNICAL DATA ...........................................................................................................................33
Upper Communication Specification ..............................................................................................................40
Upper Communication System Configuration .......................................................................................40
Scope of Delivery ..................................................................................................................................41
Connection Port for Ethernet Communication .......................................................................................41
Communication Specification ................................................................................................................42
Communication Data .............................................................................................................................42
User-Created ........................................................................................................................................44
2-Wire Cable Diagrams Without Adaptor ..............................................................................................45
4 Wire Type Cable Diagrams Without Adaptor ......................................................................................46
SECTION 5 - COMMISSIONING ............................................................................................................................49
General Guidelines for Use ............................................................................................................................49
Before Operation ...................................................................................................................................49
Precautions For The Use Of Water ................................................................................................................50
Chilled / Hot Water Outlet Temperature Controller .........................................................................................50
Liquid Level Gauges .......................................................................................................................................50
Start the Chiller-Heater ...................................................................................................................................51
Stop the Chiller-Heater ...................................................................................................................................51
Interlock Procedure .......................................................................................................................................51
SECTION 6 – OPERATION ....................................................................................................................................67
YHAU-CE-JE Control Center ........................................................................................................................67
Common Items ...............................................................................................................................................67
Change Numeric Values .................................................................................................................................68
Date and Time ................................................................................................................................................68
Operating Status ............................................................................................................................................71
Failure ............................................................................................................................................................78
Alarm ..............................................................................................................................................................83
Control Parameter ..........................................................................................................................................86
Operation Switch ............................................................................................................................................87
Select Language ............................................................................................................................................87
SECTION 7 – MAINTENANCE ...............................................................................................................................89
Exhaust Duct Inspection .................................................................................................................................89
Valve Inspection .............................................................................................................................................89
Solenoid Valves ..............................................................................................................................................89
Pump Shut Off Valves ....................................................................................................................................89
Air Purge Valves and Drain Valves .................................................................................................................89
Purge Valves ..................................................................................................................................................89
Start the Chiller-Heater After It Has Been Stopped for A Long Period ...........................................................90
Checks After Operation Starts ...............................................................................................................90
Purge Procedure ............................................................................................................................................90
Performance Check Method of Vacuum Pump ..............................................................................................91