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espresso coffee machines
80
LSC 040 - Rev. 00 - Ed. 12/2009
DAMAGED WATER REFILL SYSTEM
This alarm does not block the machine.
This alarm intervenes after the BOILER REFILL FAILED, PUSH OK alarm intervenes a second refilling cycle is activated and the water
in the boiler does not reach the temperature level set by the manufacturer.
The alarm is visualised on the display for 5 minutes and is then substituted by the flashing
symbol that signals the presence of a
malfunction in the machine.
In this machine status the hot water dispensing keys are disenabled but the machine continues to function until the LOW WATER
LEVEL IN THE BOILER alarm intervenes.
FAILED MINIMUM LEVEL SENSOR
This alarm does not block the machine.
This alarm intervenes when, after a minimum level sensor fault has been detected, the machine detects the correct level of water in
the boiler set by the manufacturer but not the presence of the minimum level of water permitted.
The alarm is visualised on the display for 5 minutes and is then substituted by the flashing
symbol that signals the presence of a
malfunction in the machine.
DAMAGED WATER REFILL SYSTEM alternating with FAILED MINIMUM LEVEL SENSOR
This alarm does not block the machine.
This alarm intervenes when the machine is in a FAILED MINIMUM LEVEL SENSOR alarm status and the refilling of the water in the
boiler has exceeded the run time of the programmed time-out (6 minutes).
LOW WATER LEVEL IN THE BOILER
This alarm blocks the machine.
This alarm intervenes when the water in the boiler reaches a level that is too low to continue to operate correctly due to a malfunction
of the auto-level system.
HIGH WATER LEVEL IN THE BOILER
This alarm blocks the machine.
This alarm intervenes when the water in the boiler reaches the maximum sensor level due to a malfunction of the auto-level solenoid
valve.
When this alarm intervenes, the machine is disconnected from the mains water system by the closure of a water inlet solenoid valve.