HLF Italian Design 1700, Руководство по обслуживанию

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TROUBLESHOOTING
Cause of fault
Troubleshooting measure(s)
The machine is filling water, but once
reached the shorter probe, it keeps
filling all the time. The LED on the water
level board turns OFF once reached the
shorter probes;

The main inlet water valve stays
open all the time;

The output board got fault;

The motherboard got fault;
Replace it
Replace it.
Replace it.
How to unblock the main inlet water valve
•
Switch OFF the machine;
•
Disconnect the water line pipe;
•
Disconnect the overflow pipe from the main inlet water valve and drain the
water inside;
•
Switch back ON the machine and wait for the coffee group positioning. The
main inlet water valve opens.
•
Switch OFF the machine and connect back the water line pipe and the
overflow pipe;
•
Switch ON the machine.
S.M. HLF 1700 G1-F Eng V1-2017 14-7 HLF Italian Design