33
2016/01 Rev. 0.0
OptiFresh (Bean) NG 2.0
EN
3.5.1 Operation
After making a fresh brew drink selection the following process starts:
Position
Brewer
unit
Switch
contact
Start
The software always checks if the fresh brew unit is in its
initial (start) position when the machine is switched ON.
If the plastic connector is in position B, the drive unit will
be powered until the micro switch falls into the plastic
connectors ressesion (position A).
A
Brewer is in its initial (start) position.
home
closed
B
Brewer is ‘on the go’.
on the go
opened
3.5.2 Shear pin
The shear pin [2.2] is special constructed to break ones the fresh brew unit runs too heavy.
The shear pin can breaks because of:
mechanical defect in the brew unit.
•
brewer unit and/or permanent filter is clogged up by coffee residue and oils.
•
Always use the original (solid) shear pin, its specially designed for this job.
Don’t use retaining pin or a hollow pin they are to weak.
3.5.3 Removing the drive unit
The drive unit can easily be removed from the
rear.
1. Remove the brewer, see section 3.4.5
2. Remove the fixing screw [1] from the
underside of the motor plate [2].
3. Disconnect the connectors [3] from the
drive unit.
4. Lift the motor plate [2] and remove it from
the partition wall.
3
1
2
