Service manual

SECTION 3 - MAINTENANCE
CAFFÈ MIO – OPERATION AND SERVICE Page 27 of 110
Brewer Adjustments
Zuma Brewer – Brew Chamber Tension Adjustment
Too Loose – Side View
The wiper is not touching the surface o
f the cylinder and
filter screen.
Too Loose – Front View
No bend on the wiper because it is not touching the surface
of the cylinder and filter screen.
Perfect Tension – Side View
The wiper is gently touching the surface of the cylinder &
filter screen. A slight deformation is seen on the wiper.
Perfect Tension – Front View
Slight bend on the wiper. All coffee grounds will be removed
from the surface of the filter screen.
Too Tight – Side View
The wiper is stretched and extremely deformed. The brewer
is under extreme pressure.
Too Tight – Front View
Very pronounced bend on the wiper. The wiper arm and
vertical rod housing are under extreme pressure.
Figure 3
Figure 4
Figure 1
Figure 2
Figure 5*
Figure 6*