AEC 2-40 HP Portable Chillers - Manual (Page 5)

2-40 HP Portable Chillers iv
3-11 Initial Start-Up............................................................................................................ 28
CHAPTER 4: OPERATION ........................................................ 29
4-1 Panel Buttons, Indicator Lights, and Switches .......................................................... 29
Microprocessor Controllers .................................................................................29
Graphic Panel......................................................................................................32
4-2 Start-up...................................................................................................................... 35
4-3 Setting the Process Water Temperatures ................................................................. 35
4-4 Auto-Tuning............................................................................................................... 35
4-5 Optional Communications ......................................................................................... 35
4-6 Programming the Electronic High/Low Thermostat................................................... 36
CHAPTER 5: MAINTENANCE ................................................... 38
5-1 Lubrication................................................................................................................. 38
5-2 Filter Cleaning ........................................................................................................... 38
5-3 Maintaining the Condenser ....................................................................................... 39
Air- and Remote Air-Cooled Chillers ...................................................................39
Water-Cooled Chillers .........................................................................................39
5-4 Maintaining the Evaporator ....................................................................................... 39
5-5 Evaporator Process Piping Y-Strainer....................................................................... 39
5-6 Preventative Maintenance Service............................................................................ 40
CHAPTER 6: TROUBLESHOOTING ......................................... 41
CHAPTER 7: APPENDIX ........................................................... 43
7-1 Warranty....................................................................................................................43
7-2 Technical Assistance................................................................................................. 44
Parts Department ................................................................................................44
Service Department.............................................................................................44
Sales Department................................................................................................44
Contract Department ...........................................................................................44
7-3 Drawings and Specifications ..................................................................................... 45
2 hp and 3 1/2 hp Air-Cooled Portable Chillers ...................................................45
5 hp and 7.5 hp Air-Cooled Portable Chillers ......................................................46
10 hp and 15 hp Air-Cooled Portable Chillers .....................................................47
20 hp, 25 hp, and 30 hp Air-Cooled Portable Chillers .........................................48
2 hp and 3.5 hp Water-Cooled Portable Chillers .................................................49
5 hp and 7.5 hp Water-Cooled Portable Chillers .................................................50
10 hp and 15 hp Water-Cooled Portable Chillers ................................................51
20 hp, 25 hp, and 30 hp Water-Cooled Portable Chillers ....................................52
35 hp and 40 hp Water-Cooled Portable Chillers ................................................53
5 hp and 7.5 hp Remote Air-Cooled Portable Chillers.........................................54
10 hp and 15 hp Remote Air-Cooled Portable Chillers........................................55
20 hp through 40 hp Remote Air-Cooled Portable Chillers .................................56
Remote Condenser Assembly Models ................................................................57
7-4 Pump Curves, Flow, and Pressure Considerations................................................... 58
60 Hertz Pump Curves ........................................................................................58
50 Hertz Pump Curves ........................................................................................59
Water Pressure Drop Tables...............................................................................60