Service manual

ASSISTANCE
EN
18
Service Manual
P0055 Coffee Machine - 2006
Edition
2006.08.28
Language
English
Microswitches and sensors check
NUMBER DESCRIPTION ACTIVE INACTIVE NOTES
1 Gearmotor WORK
microswitch
Dispenser in
WORK position
Dispenser not in
WORK position
2 Gearmotor HOME
microswitch
Dispenser in
HOME position
Dispenser not in
HOME position
3 Front control panel
microswitch
Panel closed Panel open
4 GROUNDS
DRAWER
microswitch
Grounds drawer
present
Grounds drawer not
present
5 BREW UNIT
microswitch
Present Absent
6 DOOR microswitch Door open Door closed
7 FLOWMETER The service engineer
can check the pulses
8
WATER LEVEL in
reservoir
Level OK Level LOW
9 WATER ALARM
microswitch
Presence of
water on base of
machine
No water on base of
machine.
M Coffee hopper
empty
No coffee present Coffee must be
present.
This information
is derivative and
not obtained by
hardware.
R CLOCK
(seconds advance)
Even seconds Odd seconds
Must fl ash at 1 HZ