2 initial start-up – Sterlco GC Series Central Chiller User Manual
Page 31

GC Series Central Chillers
Chapter 4: Operation
31 of 79
Button
Button Description
Detailed description
Menu Button
Used to access the menus structure of the PGD interface
On/Off Button
Used to turn the entire chiller On or Off. The button is backlit and will
turn amber when the chiller is On.
Back Button
Used to back up from a menu and return to the main status screen
Up Arrow Button
Used to increment a data field or scroll up within a menu structure.
Enter Button
Used to accept a data field value or to select a menu item.
Down Arrow Button Used to decrement a data field or scroll down within a menu structure.
4-2 Initial Start-up
1. Verify the initial start-up checklist from Chapter 3, Section 3-9.
2. With the main supply power switch in the ON position, the screen will
display the version of the software for a period of 5 seconds, and then display
the main status screen.
Figure 11: Main Status Screen