Saeco Minuto, Service Manual

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MINUTO 05 TROUBLESHOOTING
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Press the Espresso button to move BU to work
Action by user LED INDICATION
Led
NoBeans
Led
NoWater
Led
GenAlarm
Led
Dreg
When the BU reaches the work position the
Led NoBeans is switched on
ON NA NA NA
ERROR: Led NoBeans remains off, Check the work mi-
croswitch (broken?), the BU motor (blocked?) and the wi-
ring (JP16).
NA NA NA NA
Press the Espresso button to move BU to Home
Action by user LED INDICATION
Led
NoBeans
Led
NoWater
Led
GenAlarm
Led
Dreg
When the BU leave the work position the Led
NoBeans is switched off, and BU move to
Home Position to end L4 Test
OFF NA NA NA
Press the Coffee button to switch on the Pump
Action by user LED INDICATION
Led
NoBeans
Led
NoWater
Led
GenAlarm
Led
Dreg
The water goes out from the dispensing spout,the NoWa-
ter LED blink every Flowmeter pulse
NA BLINK NA NA
ERROR: the NoWater LED does’t fl ashing
and after 5sec this LED Switch ON; check:
1) the BU is in work position,
2) pump,
3) the fl owmeter,
4) the wiring from the fl owmeter to the CPU/POWER bo-
ard (JP5)
5) the wiring from the pump to the CPU/POWER board
(JP24)
NA ON NA NA
Finish condition: With BU, Drag Drawer,
door closed
LED INDICATION
Led
NoBeans
Led
NoWater
Led
GenAlarm
Led Dreg
OFF OFF OFF OFF
Level 5 (Grinder-Heater)
Start condition: NO BU, NO drag drawer,
door open and No Water sensor
LED INDICATION
Led
NoBeans
Led
NoWater
Led
GenAlarm
Led
Dreg
OFF OFF OFF OFF
Press BUTTON ON/OFF to move to the next screen Press BUTTON ON/OFF to move to the next screen
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