User guide

CF Series Granulators UGG003/0398
46 ACCESSORIES
11.1 Pre-setting of rotating knives, granulator with open cutter
Knives can only be pre-set on granulators with open cutter.
The knives are pre-set on a jig.
The jig is not included when the
granulator is delivered, but is
a very practical accessory.
Setting up the knives
NOTE! The knives must be
sharpened before pre-setting.
When the machine is delivered, the jig is calibrated
against the set screws welded solid in the granulator cutter.
The jig gives the correct clearance of 0.20 - 0.30 mm.
¥ Screw the adjustment screws on a rotating knife in somewhat.
¥ Put knife in the jig, with the edge downwards.
¥ Put an 0.20 mm feeler gauge
between the adjustment screws
and the rear of the jig.
¥ Unscrew the adjustment screws
until the feeler gauge begins to
bind.
¥ The pre-setting is now completed
and the knife can be installed in the cutter.
Installation of pre-set knives.
NOTE! Each time the knives are changed, the
fastening screws must be replaced by new ones.
Install one pair of knives at a time.
¥ Clean the knife attachments.
¥ Install one pair of knives
¥ Install the attachment screws with washers loosely.
¥ Adjust the pair of knives against the outer edges of the cutter housing.
NOTE! The knives must butt up against the rings on the outer edges
of the cutter housing.
¥ Make sure that the knives butt up against the rear of the knife attachment.
¥ Tighten the fastening screws, tightening torque 220 Nm.
¥ Re-check that the knife clearance is 0.20 - 0.30 mm.
Check against both the front and rear fixed knives.
¥ Re-check that the knives butt up against the outer edges of the cutter housing.
¥ Install the remaining pairs of knives in the same way.