SCHUNK ROTA NCR 1000, Assembly And Operating Manual, Page: 37 / 43

Maintenance
02.00|ROTA NCR |en 37
Disassembly and assembly of the Chuck
The item numbers specified for the corresponding individual
components relate to chapter drawings.
(

9, Page 41)
The lathe chuck must only be disassembled once it has been
uninstalled
(see chapter "Mounting the chuck to the machine"
(

5.3,
Page 28) ).
• Remove the screws (item 63) and take off the cover (item 34).
• Remove the screws (item 61) and take off the mount (item 7).
The mount (item 7) can be pushed off the chuck body (item 1)
from the rear with the suitable screws (screws not included in
the scope of delivery).
• Remove the six levers (item 6) together with the bearing seat
(item 8) from the chuck body. To do this, there is a bore hole on
the side of the bearing seat in which a removal tool can be in-
serted.
At chuck size 165 / 200 / 250:
• Push the six base jaws (item 2) radially outwards to the stop
and push the piston (item 3) out of the chuck body (item 1).
• Slide the base jaws (item 2) radially inwards until they can be
removed from the chuck body (item 1).
From chuck size 315:
• Unscrew and remove the screws (item 29) from the chuck body
(item 1).
• Push the six base jaws (item 2) radially outwards and push the
piston (item 3) out of the chuck body (item 1).
7.3