Owner manual

GC Series Central Chillers Chapter 4: Operation 32 of 79
3. Set the Leaving Fluid temperature by depressing the button to display
the menu.
Figure 12: Menu Screen
4. Depress the or button to highlight SETPOINTS and press . If
passwords were setup (See Section 3-12 for information on the controller
passwords) the password screen will appear.
Enter the established Operator Password by depressing the to move the
position of the cursor, and then depressing the or button to
increment or decrement the number. Once all of the numbers have been
entered depress the to accept the password. The following screen will
appear.
Figure 13: Operator Setpoints Screen
5. Depress to move the cursor to the Leaving Temp line. Use the or
button to increment or decrement the value. Depress to accept the
value and move the cursor down one line.
6. Depress the button twice to return to the main status screen.
7. Depress the to start the chiller.
8. Check pump rotation
9. Check the pump amp draw and pump pressure. Make sure that the amp draw
reading is within the running load and service factor amps.