Scrolling Through All Screens - Atlas Copco GA5 User Manual

User manual
Important
Always consult Atlas Copco in case "t" or "test" appears on the
display

3.3 Scrolling through all screens

It is possible to scroll downwards and upwards through a
number of screens by means of the upwards/downwards arrow
keys (12 and 13). See section 7.
4 Shut-down warning
A shut-down warning message will appear in case of:
- too high a temperature at the outlet of the compressor
element
- too high a dewpoint temperature (FF compressors)
4.1 Compressor element outlet temperature
1. In case the outlet temperature of the compressor element
exceeds the shut-down warning level (110 °C, not
programmable), alarm LED (8) will light up and the related
pictograph will appear blinking:
Warning screen, element outlet temperature
2. Press arrow key (12), “r000” (register 000) appears.
3. Press arrow key (12), the actual compressor element
temperature appears:
Warning screen, element outlet temperature
The screen shows that the temperature at the outlet of the
compressor element is 111 °C.
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4. It remains possible to scroll through other screens (using
keys 12 and 13) to check the actual status of other
parameters.
5. Press button (1) to stop the compressor and wait until the
compressor has stopped.
6. Switch off the voltage, inspect the compressor and remedy.
7. The warning message will disappear as soon as the warning
condition disappears.
4.2 Dewpoint temperature
1. In case the dewpoint temperature exceeds the shut-down
warning level (programmable), alarm LED (8) will light up
and the related pictograph will appear blinking:
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Warning screen, dewpoint temperature
2. Press arrow key (12), “r000” (register 000) appears.
3. Press arrow key (12), the actual dewpoint temperature
appears:
°C
9
Warning screen, dewpoint temperature
The screen shows that the dewpoint temperature is 9 °C.
4. It remains possible to scroll through other screens (using
keys 12 and 13) to check the actual status of other
parameters.
5. Press button (1) to stop the compressor and wait until the
compressor has stopped.
6. Switch off the voltage, inspect the compressor and remedy.
7. The warning message will disappear as soon as the warning
condition disappears.
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