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l O p e r a t i o n
P L C C o n t r o l Po w e r i n g U p
Plug in the power cord to restore power after any required maintenance.
1
Turn on the main power.
The chiller control automatically performs its bootup routine. The screen displays
Press Enter to continue.
Temperature
Stat Setup
The main screen lets you:
•
view the status of the To and From process temperature, process setpoint, suction
pressure, percent glycol, low temperature cutout and discharge pressure.
•
view and change the setups for temperature setpoint, Autotune mode, high tem-
perature deviation, and percent glycol solution
•
run or stop the chiller
•
view alarm information
•
perform maintenance with password clearance
2
Press the arrow pointing to the selection you want displayed on the screen.
Temperature
Stat Setup
50F
Setpoint
50F
Run Alarm
50F
Setpoint
50F
Run Alarm
Choose a selection