La Marzocco SWIFT EPSB User Manual - page 12
Other manuals for SWIFT EPSB:
Manual, Troubleshooting Manual
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Double filter:
The coffee is deposited and
then tamped in a uniform
fashion by the impeller and
the cushioning cylindrical
ring, whose springs push
downwards with the same
force as the impeller.
The quantity in this case is
determinedbythevolumeof
groundcoffeethatpushesthe
shaft upwards, which, at the
end of the process, will arrest
the motors of the grinder
and tamper through a switch
connected to an electronic
board.