11.
Example: Stopper unit D42
Remove cooling lubricant and stopper unit. Loosen screws (6) and pull the
cooling lubricant and stopper unit (1) out of the spindle from the back. The
guide ring (2) has an O-ring (5) at its outside with which the spindle is sealed
towards the work area and a Glyd ring (4) inside that is used to guide the
cooling lubricant and stopper unit in the spindle.
12. Check O-ring (5), replace if necessary. To check the O-ring (5), loosen the
screws (7) of the guide ring (2) and remove the guide ring (2) from the spindle.
Check O-ring, replace if necessary. If necessary, insert a new O-ring, grease,
and tighten the screws (7) lightly.
13. Check Glyd ring (4), replace if necessary. To replace the Glyd ring, lift it
carefully with a small screwdriver in the recess, taking care not to damage the
recess, and remove the Glyd ring. Grease the new Glyd ring and insert it into
the recess. Carefully precalibrate the Glyd ring in the guide ring (2), using the
cooling lubricant and stopper unit (1). After a few minutes, remove the guide
ring (2) from the cooling lubricant and stopper unit (1).
14. Reinstall the cooling lubricant and stopper unit (1), securing it with the screws
(6). Then position the cooling lubricant and stopper unit (1) according to the
setting value. Use the two-flat (Y) for the adjustment. Then tighten the screws
(X).
15. Insert guide ring (2) into the spindle from the front, position it according to the
setting value and retighten the screws (7).
16. Screw in and tighten the bar stop (3).
17. Reattach the cooling lubricant rotary distributor.
18.
Do not reinstall any existing screen in the draining outlet of the
clamping cylinder. The screen may clog to the extent that the
cooling lubricant dams up so that it can enter the hydraulic fluid
circuit via the clamping cylinder.
Maintenance Summary - 4.000 Operating hours
81
Maintenance Instructions
ABC.2
DIE244EN - 15.08.2022
