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Sterling GP Series User Manual

Page 24

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GP Series Portable Chillers

Chapter 4: Operation

24 of 44

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 6 - 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.

10. Operate the chiller, looking for any leaks and listening for unusual noises or

vibrations that could indicate improper operation.