Atlas Copco GA 75+ Instruction Book page 56

• A low shut-down level, shown on the display as <Sd-L>.
• A high shut-down level, shown on the display as <Sd-H>.
• Service level shown on the display as <SE-L>.
• Service level shown on the display as <SE-H>.
Example of protection screens
Changing the settings
Starting from the Main screen (the example given describes the protection of the element outlet temperatures):
Press Scroll buttons (12) until <Pr.> followed by a number and the element outlet temperature pictograph is
shown and press Enter button (13):
• The warning level for the high temperature warning level <AL-H> and the high temperature shut-down
level <Sd-H> become visible. Use Scroll keys (12) to move between the warning level (<AL>) and the
shut-down level (<Sd>), press the Enter button (13) to modify the value.
• An optional password may be required, the value starts blinking and Scroll buttons (12) can be used to
modify the value.
• Press the Enter button (13) to program the new value.
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Programmable settings can only be modified within allowed limits.
Instruction book
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