Maintenance
Item no. 10204039, Revision 07
29 ( 36 )
12
Maintenance
Only specialist personnel may perform maintenance on the spindle.
The HF spindle must be shut down before any maintenance work.
Ü
Make sure that the shaft of the HF spindle has come to an absolute stand-
still.
Ü
Before carrying out any work, read the corresponding section of the man-
ual carefully again.
Ü
Observe the manual of the machine in which the HF spindle is installed.
Ü
Observe all safety instructions and safety rules.
12.1
Ball bearings
Note: Foreign matter reduces the service life.
The HF spindle bearings have lifetime grease lubrication. This means that
they do not require maintenance.
u
Do not lubricate the ball bearings.
u
Do not apply grease, oil, or cleaning agents to the openings of the HF
spindle.
12.2
Daily cleaning
To ensure that the HF spindle functions safely and accurately, all contact sur-
faces of the HF spindle, the mount for the HF spindle, the tool mount, and the
tool holder must be clean.
Note: Foreign matter reduces the service life.
u
Do not use compressed air to clean the HF spindle.
u
Do not use ultrasonic cleaning on the HF spindle.
u
Do not use steam jets to clean the HF spindle.
This could cause contamination to enter the bearing area.
12.2.1
Before commencing work
Ü
Check that all surfaces are thoroughly cleaned and free of dust, grease,
coolant, machining residues, and metal particles.
Ü
Check that the HF spindle is free of damage.
Ü
If the HF spindle is equipped with sealing air, always switch this on during
cleaning.
Ü
Only use a clean, soft cloth or a clean, soft brush for cleaning.
12.2.2
With every tool change
Ü
Ensure that the tool mount and tool shank are clean.
Ä
Remove any soiling.
12.2.3
Every time the clamping device is changed
Ü
Clean the inner taper of the HF spindle shaft. The inner taper must be free
of chips and contamination.