18
2016/01 Rev. 0.0
OptiFresh (Bean) NG 2.0
Problem
Probable cause
Action
The coffee residue remains
too wet. Coffee residue
drops from both sides
when the brewer chamber
lifts.
The permanent filter is
dirty or worn.
Clean or replace the permanent filter.
The coffee residue is
not being vacuumed
long enough.
Execute brewer motor calibration program.
Extend pause 3 time, this increases the
vacuum process time.
See table on page 10 for advice settings in
relation to cup volume.
Check if vacuum is lost because the piston
moves down too far down.
Shorten start 3 time if coffee still
remains too wet.
If the above-mentioned
problem is not resolved:
Check the brewer
chamber and cylinder
for fractures.
Replace the defective parts.
Check the cylinder
for wear and tear or
scratches.
Replace the defective parts.
Check the Teflon seal
for wear and tear.
Replace the defective parts.