Sterlco GC Series Central Chiller - Manual (Page 79)

GC Series Central Chillers Chapter 7: Appendix 79 of 79
Index
Appendix
Flow and Pressure Considerations ........... 64
Piping Diagrams ........................................... 67
Remote Air-Cooled Chiller Configurations
.................................................................. 65
Returned Material Policy .......................... 52
Specifications
Remote Air-Cooled Central Chillers ...... 54
Water-Cooled Central Chillers ............... 60
Technical Assistance .................................. 53
Calculating chiller nominal flow and pressure
to process ..................................................... 64
Disclaimer statement ........................................... i
Freeze Protection ............................................ 26
General Description ......................................... 7
Installation
Checking Motor Direction ......................... 25
Condensers .................................................. 18
Remote Air-Cooled .................................. 19
Water Cooled ........................................... 18
Controller Passwords ................................. 28
Electrical Connections ............................... 16
Evaporator water connections .................. 17
Fluid Temperature Considerations .......... 26
Galvanic Corrosion .................................... 17
Initial Start-up ............................................ 28
Rigging and Equipment Movement .......... 16
Uncrating .................................................... 16
Water Treatment ........................................ 18
Maintenance
Condenser ................................................... 42
Evaporator .................................................. 43
Evaporator Strainer ................................... 44
Filter Cleaning ............................................ 42
Lubrication ................................................. 42
Preventative Maintenance ........................ 45
Operation
Alarms ........................................................ 40
Communications ........................................ 40
Controller Access Levels ........................... 38
Controller Setpoints .................................. 38
Indicator Lights ......................................... 30
Initial Start-up ........................................... 31
Panel Buttons ............................................. 30
PGD1 Status Screens ................................. 33
Switches ...................................................... 30
Optional Features .......................................... 14
Return material authorization number
(RMA) ........................................................... ii
RMA number ................................................... ii
Safety Devices ................................................. 12
Crankcase Heaters ...................................... 12
Flow Switch ................................................ 14
High Pressure Cutout ................................. 13
Pressure Transducers ................................. 13
Remote Start/Stop ....................................... 14
Standard Features ......................................... 11
Troubleshooting
ABB Variable Speed Drive ....................... 50
PLC Warnings and Faults ........................ 47
Pump pressure is too high ........................... 46
Pump runs, compressor cycles at short
intervals ................................................... 46
Pump runs; compressor does not. ................ 46
Unit does not run ......................................... 46
Unit runs continuously, but not enough
cooling power .......................................... 47
Water temperature is too high ..................... 46