AEC QuarterHorse Series 0.25 Portable Chiller PS-025, Operation And Installation Manual

Page: 19 / 28

PS QuarterHorse Series Chillers Page 19
5 Microprocessor Control
5-1 Introduction
Standard PS Series chillers use a microprocessor based controller. The controller is a
modular, self-contained unit that can slide from its mounting housing. It is factory set
and adjusted; no field adjustment to the internal controls is necessary.
5-2 Setting the Process Water Temperature
•
Press and hold the star key.
•
While holding down the star key, press the arrow up or arrow down key to
raise or lower the process water temperature set point.
5-3 Power Switch
POWER
This switch energizes the control circuit; it also turns off the chiller.