Description Of Alarms - Conti COMPACT Technical Documentation Manual

10. DESCRIPTION OF ALARMS

These alarms occur when there is a defect on the machine, they are indicated differently depending on the
nature of the defect.
➢ ALARM TIME OUT 1ST FILLING
If the electronic does not receive information from the SN level probe for more than 360 seconds (at the 1st
filling), the LED "L2" & "L3" of all groups will flash to indicate failure.
➢ ALARM FLOWMETER
If, during the distribution of coffee, the mother board does not receive pulses from a flowmeter for more
than 4 seconds, all LEDs of the concerned group start flashing to indicate failure. After 45 seconds, the
machine automatically stops the solenoid valve of the concerned coffee group and the pump also.
➢ ALARM TEMPERATURE SENSOR DISCONNECTED
If the mother board does not receive information from the temperature sensor for more than 3 seconds, the
electronics automatically cut off the solid state relay and leds "L1"& "L4" from all groups will flash to
indicate default.
➢ OVER TEMPERATURE ALARM
If the electronics detects a temperature > 140 °C for more than 5 seconds in the boiler, the LEDs "L3" of all
groups will flash at the same time and the management of the heating is stopped automatically.The alarm
is removed when the temperature drops below 125 ° C.
Edition 05/2021 - COMPACT - technical documentation - page 13
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