Philips PICO BARISTO AMF, Service Manual

Page: 28 / 58

PICO BARISTO 04 OPERATING LOGIC
5/7
4.6. Coffee lack detection and coffee grinder blocked
1) When the system get the stability (i.e. the system got the current target) the coffee doses
should be:
A1 A2/3 A4/5
7,5 9,0 10 ±1,5 grams
with medium grinding (500±60μm) and using coffee of test.
2) the 3 grinding times are always:
T
1
<T
2
<T
3
beside, every grinding time is, respectively:
4,0s ≤ T
3
≤ 10s (10000ms)
3,5s ≤ T
2
≤ 9s (9000ms)
3,0s ≤ T
1
≤8,1s (8100ms)
The machine uses an
ALGORITHM
that considers the
current absorbed
by the coffee grinder,
beside it considers if the grinder is old or new and if it is warm or cold.
DOSE ADJUSTMENT
5 levels
Grinder
Time
Min
Grinder
Time
Max
Grinder
Time
Curret target
Aroma
of the
grinded
product
Aroma1
Very Light
T
1
3s 8,1s I
0 +
55mA
Aroma2
Light
T
2
3,5s 9s I
0 +
100mA
Aroma3
Med
Aroma4
Strong
T
3
4s 10s I
0 +
200mA
Aroma5
Very Strong