Grasso
Refri
eration Division
GRASSO SYSTEM CONTROL
Kap.7 - 6 638660E_chapter7.doc 01.2003/ 0
Option 4: The ‘SE’, ‘RUN’ and ‘BATF’ LEDs are alight. The “alarm signal“ LED is flashing.
The application program continues to run;
the compressor is not switched off.
A warning message appears in the display.
Fault: The program battery is flat.
Fault correction: Replace the battery.
LED irrelevant
LED off
LED on
LED flashing slowly
LED flashing quickly
LED additional information
Warning 21
Replace program
battery
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