16
3.6 Checking micro-switches and sensors
N° Description Activated Deactivated Notes
1 Geared motor micro-
switch WORK
Distributor in WORK
position
Distributor not in
WORK position
2 Geared motor micro-
switch HOME
Distributor in HOME
position
Distributor not in
HOME position
3 Front command strip
micro-switch
Command strip closed Command strip
open
5 COFFEE GROUNDS TRAY
micro-switch
Tray present Tray absent
6 DISTRIBUTION GROUP
micro-switch
Present Absent
7 DOOR Micro-switch Door closed Door open
8 FLOW METER
The technician
can check the
impulses
9 COFFEE GRINDER
IMPULSES
The technician
can check the
impulses
0 WATER LEVEL in the
tank
Level is OK Level is LOW
A WATER ALARM micro-
switch
Water detected in the
bottom of the machine
No water detected
in the bottom of the
machine.
M Coffee holder empty There is no coffee There should be
coffee.
This is derived
and not
hardware data.
R CLOCK (shows seconds) Even seconds Odd seconds It should flash at
1 HZ
K FRONT FACE PRESENT Present Absent
0-8 COFFEE GRINDER
SETTINGS
Factory settings
* COFFEE GRINDER
SETTINGS SAVED
Not saved Saved