LG RCAW - Table of Contents

2 Chiller Air-cooled Screw
SAFETY CONSIDERATIONS
Warning...................................................................................................................................3
Caution....................................................................................................................................7
GENERAL
Manipulation of HMI Unit.......................................................................................................11
CONTROLS
PLC and HMI Unit.................................................................................................................21
Machine on/off control...........................................................................................................30
START-UP
Pre Start-up ..........................................................................................................................31
Start-up Procedure................................................................................................................32
Operation Limits....................................................................................................................34
OPERATION
Sequence of Operation.........................................................................................................37
Sensors.................................................................................................................................42
SERVICE
Cycle Components................................................................................................................43
Control System .....................................................................................................................56
Maintenance .........................................................................................................................67
TROUBLE SHOOTING............................................................................................................68
APPENDIX
Wiring Diagram .....................................................................................................................76
Cycle Diagram.......................................................................................................................77
Check List .............................................................................................................................78
Air cooled Screw Operation & Maintenance Manual
TABLE OF CONTENTS