User manual

K01068 | v. 22/09/2014 | Ref. quality process 002/03 | ORIGINAL INSTRUCTIONS

11.3.Grindinggroupmaintenance

Not following the recommended burr life guidelines can compromise the safety of

the grinder.

Theseoperationsshouldbedonebyaqualiedservicetecnician.

To perform grind chamber maintenance please observe the following steps:

Turn off the grinder by making sure the main power switch ( ) is on the OFF position.

Disconnect the plug from the power source. Loosen the hopper security screw ( )

usingaatheadscrewdriverasseeninFig.1. and remove the hopper ( ) from the

grind regulator ( ). Loosen the screws on the grind regulator ( ) using an Allen key

A3 series for the K3 models following Fig.9. or a Torx T20 screw driver for the rest of

the models as seen in Fig. 10.

For the models with micrometric Parallel system, before removing the grinding

adjustment collar ( ) rotate the grind point lock screw ( ) counterclockwise to

release it from a locked position (Fig. 11).