FRITSCH PULVERISETTE 19 - Manual (Page 48)

Function / Func-
tional part
Task Test Maintenance interval
Exhaust filter (25) Filtering exhaust air Clean exhaust filter (25). To do this, lever out
the filter holder (A) with a screwdriver or
similar. Beat the filter foam mat (B). Clean
using compressed air or dust exhaust system.
Replace the filter foam mat (B) if it is very
heavily soiled. Article number: 90.0740.16
filter foam mat.
Before every commi-
nution
Safety lock (11) Locking the closing lid
(6)
Is the closing lid (6) locked when control
switch (19) is set to 0? If NOT à safety lock
(11) defective. Disconnect the device from
the mains immediately. Replace the safety
lock (11).
Before each use
Safety switch (15) Protecting the lower
opening of the cutting
chamber
Is the cutting mill running without the col-
lecting vessel (8) or the adapter for exhaust
system (27)? If YES à safety switch (15)
defective. Disconnect the device from the
mains immediately. Replace the safety
switch (15).
Before each use
START button Indicating readiness
for operation
Does the START button light up green if the
control switch (19) is set to AUTO or HAND?
If not, see Ä Chapter 11 ‘Guarantee terms’
on page 54.
Before each use
Rotor (3) Comminuting material Is the rotor (3) sharp? Maintenance:
resharpen
Before each use
Fixed knives (4, 5,
9)
Comminuting material Are the fixed knives (4, 5, 9) sharp? Check
visually! Maintenance: resharpen
Before each use
Cutting gap Cutting procedure Measure gap width. For setting see
Ä Chapter 6.1.3 ‘Setting the gap width of the
knives’ on page 30.
Whenever rotor and
fixed knives are
changed
Cones Centring rotor (3) Check cones for cleanliness and grooves. See
Ä Chapter 6.1.4 ‘Inserting / changing a rotor’
on page 31.
Whenever rotor is
changed
Filter, sieve and
sample exhaust
system
Filtering exhaust air Vortex of comminution material in the collec-
tion bottle slows down! For cleaning see
Ä Chapter 7 ‘Cleaning’ on page 42!
Before each use
Maintenance
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