Checking The Hoses, Cables And Connections; Cleaning The Housing; Checking The Service Unit; Checking The Water Separator For Condensate - VHF K4 edition Originalbetriebsanleitung

Machine maintenance and cleaning
M11. Insert the measuring pin into the collet chuck with one
hand and keep holding it. Screw the collet chuck with
the knurled nut in your other hand tightly into the spin-
dle.
In any case, turn the knurled nut as far as you can so
n
that the collet chuck is properly seated in the spindle.
Otherwise rotational imperfections can occur during
operation which will worsen your processing results.
M12. Remove the measuring pin from the collet chuck and
store it together with the other components of the
spindle service set.
M13. Close the working chamber door.

6.6 Checking the hoses, cables and connections

M1. Disconnect the machine from the electrical source and
the compressed air supply.
M2. Check the hoses and cables that are connected to the
machine.
M3. In case of damages prevent the machine from being
restarted. Replace the damaged cables and hoses im-
mediately with original replacement cables. Contact
customer service.
M4. Verify all connections on the connection panel (e. g.
loose connections).
M5. Re-insert loose cables and hoses tightly into the corre-
sponding connections. In case of damaged connections
cease use of the machine immediately. Contact custom-
er service.
26

6.7 Cleaning the housing

Damaging of the housing when using a non-
recommended cleaner
If you use an unsuitable cleaner for cleaning the machine
housing, the surface or the adhesive foil can get damaged.
h Avoid contact of the powder coating with alkaline or acid
h Take care of the glued symbols so that they do not peel
h If the usage of a special cleaner is necessary to eliminate
M1. First, clean the powder coated surface with a soft, dry
M2. If some dirt cannot be removed this way, moisten the

6.8 Checking the service unit

Damaging of the machine when compressed air
is contaminated
Compressed air that does not fulfil the guidelines for pu-
rity according to ISO 8573-1 can damage the machine
(
h Check the water separator of the service unit daily for
h Never use the machine if there is water, oil or solid parti-

6.8.1 Checking the water separator for condensate

Condensate in the separator usually points to compressed air
not being dry enough.
M1. Check if water, oil or solid particles piled up in the wa-
–
M2. Check the compressed air supply and make sure that
Original Operating Instructions: K4 edition
Document version: E – 02/2020
NOTICE
substances. Especially metallic powders show a highly
sensitive reaction.
off. The adhesive foil is especially sensitive to rubbing
and strong detergents.
certain dirt, we recommend checking the suitability of
the cleaner at a hidden place of the part first.
cloth.
cloth. Use a pH neutral cleaner if necessary.
NOTICE
page 13).

contamination.
cles in the water separator.
ter separator.
In this case switch the machine off immediately and
proceed as follows:
the compressed air fulfils the requirements for air pu-
rity according to ISO 8573-1 (
use the machine until the compressed air fulfils this
requirement!
page 13). Do not
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