vario flex
Maintenance
Order h49 7144.907-333
45
Cleanliness of the relevant limit stop and guide diameter are
essential for achieving axial and face run-out tolerances.
1. Remove the product from the clamping device [see »Re-
moval of product« chapter].
NOTE
Damage to materials caused by incorrect Removal
of the product!
More extensive disassembly than shown on the
exploded drawing is prohibited.
2. Dismantle the product as shown on the exploded draw-
ing.
3. Clean all oil and grease residues off all components with
an ester-free, non-polar, soft, lint-free cloth and check
for visible signs of damage.
4. Assemble the product as shown on the exploded draw-
ing. Pay attention to the following during assembly:
Replace worn or damaged fixing screws.
Tighten all fixing screws to the specified tightening
torque [see nomenclature and/or »Screw tightening
torques« chapter]. When tightening the screws, do
so evenly to prevent any distortion under load.
Only apply lubricant to the mechanical mating sur-
faces. Pay attention to notes about lubricants [see
»Use of lubricants« chapter].
Avoid too much lubricant on the locating face be-
cause this can cause face run-out errors.
Apply grease to the sealing elements [for example
O-rings, rectangular rings] and sealing surfaces.
Pay attention to notes about greases [see »Use of
lubricants« chapter].
11.4 Visual inspection
Perform a daily visual inspection of the product to identify
any damage to the product at an early stage.
Check the product for cracks and damage.
A check is also required to ensure that all fixing screws are
tightened down.
If damage is detected, the relevant components must be ex-
changed immediately for genuine spare parts from the man-
ufacturer.
Complete cleaning of the product is required if heavily soiled
[see »Cleaning« chapter].
