GP Series Portable Chillers iv
4-4Access Levels ............................................................................................................ 41
4-5Controller Setpoints .................................................................................................... 41
4-6Configuration Settings ................................................................................................ 45
4-7Alarms ........................................................................................................................ 47
4-8Optional Communications .......................................................................................... 47
CHAPTER 5:MAINTENANCE ................................................. 48
5-1Lubrication ................................................................................................................. 48
5-2Filter Cleaning ............................................................................................................ 48
5-3Maintaining the Condenser ........................................................................................ 48
Air- and Remote Air-Cooled Chillers ................................................................... 48
Water-Cooled Chillers ......................................................................................... 48
5-4Maintaining the Evaporator ........................................................................................ 49
5-5Evaporator Process Piping Y-Strainer ....................................................................... 49
5-6Preventative Maintenance Service ............................................................................ 49
CHAPTER 6:TROUBLESHOOTING ....................................... 50
6-1Identifying the Cause of a Problem ............................................................................ 50
Non-Controller Related Issues ............................................................................ 55
CHAPTER 7:APPENDIX .......................................................... 58
7-1Returned Material Policy ............................................................................................ 58
Credit Returns ..................................................................................................... 58
7-2Technical Assistance ................................................................................................. 58
Parts Department ................................................................................................ 58
Service Department ............................................................................................. 59
Sales Department ................................................................................................ 59
Contract Department ........................................................................................... 59
7-3Specifications ............................................................................................................. 60
Air-Cooled Portable Chillers ................................................................................ 60
Water-Cooled Portable Chillers ........................................................................... 65
7-4Pump Curves, Flow, and Pressure Considerations ................................................... 70
60 Hertz Pump Curves ........................................................................................ 70
50 Hertz Pump Curves ........................................................................................ 72
7-5Remote Air-Cooled Chiller Configurations ................................................................. 75
7-6Typical Ductwork for Air-Cooled Chillers ................................................................... 77
7-7Piping Diagrams ......................................................................................................... 79