Table Of Contents - McQuay WSC Operating Manual

Table of Contents

Introduction ............................................... 3
Features of the Control Panel................... 4
General Description................................... 5
Component Description ............................ 6
Operator Interface Touch Screen ...........................6
Unit/Compressor Controller Description...............6
Software.................................................................7
Unit Controller.......................................................7
Compressor Controller ..........................................8
Guardister™ Board ................................................9
Signal Converter Board .........................................9
Transducer Converter Board..................................9
PLAN Isolator .......................................................9
Field Wiring Diagram..........................................10
Dual/Multi-Chiller Operation ................ 12
Multiple Chiller Setup .........................................12
WCC Settings ......................................................15
Ice Mode Operation................................. 16
Operator Interface Touch Screen........... 16
Navigation ...........................................................16
Screen Descriptions .............................................18
VIEW Screens .....................................................18
SET Screens.........................................................23
SERVICE Screen .................................................37
HISTORY Screens...............................................38
Download from the USB .....................................39
ACTIVE ALARM Screen....................................40
Unit Controller......................................... 43
Navigating ...........................................................43
Screen Descriptions .............................................46
SET Screens.........................................................49
"Illustrations and information cover McQuay International products at the time of publication and we reserve the right to make changes in design and
2
Manufactured in an ISO certified facility.
McQuay" and MicroTech II are registered trademarks of McQuay International
©
2005 McQuay International
construction at anytime without notice."
Unit Controller Setpoints..................................... 51
Compressor Controller ........................... 61
Navigating ........................................................... 61
Compressor Controller Setpoints......................... 62
Optional Starter Screens......................... 67
Low Voltage Starters, 200 - 600 Volts.... 68
General ................................................................ 68
LED Display........................................................ 69
Faults and Alarms ................................................ 74
Troubleshooting................................................... 77
Preventive Maintenance ...................................... 82
Medium/High Voltage Starters, 2300V
- 7.2KV..................................................... 83
View Parameters.................................................. 84
Set Parameters ..................................................... 84
Quick Start........................................................... 86
Troubleshooting................................................... 88
Fault/Log Codes .................................................. 90
LED Diagnostics ................................................. 93
Preventive Maintenance ...................................... 93
Sequence of Operation ............................ 94
Unit Operation..................................................... 94
Operating the Chiller Control System... 96
Interface Panel On/Off ........................................ 96
Start/Stop Unit..................................................... 96
Change Setpoints................................................. 97
Alarms ................................................................. 97
Component Failure .............................................. 97
Standby Power..................................................... 97
Maintenance Schedule ............................ 98
ETL applies only to models
WSC, WDC
OM CentrifMicro II-5