Coffee Grinder; Autodose Sistem Description - Gaggia Anima Service Manual

GAGGIA ANIMA
4.8.

Coffee grinder

The coffee grinder is driven by a direct current motor (1) using a worm screw helicoidal wheel
transmission (2).
The worm screw (2) drives a plastic gear wheel (3), which turns the lower grinder (4) and the
increment pin (5)
4.9. Autodose system description
I = current when the BU is moving without load, i.e. without coffee. It occurs, for example, dur-
0
ing the rinsing phase of coffee spout.
Current targets:
If the BU current is
If the BU current is
1
mA
I + 200
0
I + 100
0
I + 55
0
I
0
100≤ I
0
Aroma 2/3
Aroma 4/5
100 mA
≤ the current target
≥ the current target
3
Aroma 4/5
Aroma 2/3
Aroma 1
Auto-Zero
≤300
Aroma 1 55mA
100mA
200mA
≤ I ≤ 300 mA
0
the grinding time
the grinding time
04 OPERATING LOGIC
5
4
2
Pag. 6/10