Maintenance
40
02.00|ROTA NCA |en
chuck body (item 1). Remove screws (item 14), the pin (item
29) and sealing rings (item 15, 16, 18 and 23).
6 Pull piston (item 3) out of the chuck body (item 1) or lever out
with an aluminum arbor using light knocks on the surface of
the chuck. Remove sealing ring (item 17).
7 Remove bolts (item 12) and remove center sleeve (item 4) to
the rear from the chuck body (item 1). Remove sealing ring
(item 19 and 21).
8 Remove the screws (item 28).
9 Slide the base jaws (item 2) over the cover (item 5) to the
chuck center. Lift the seal (item 20) out of the groove above
the base jaw (item 2) and remove the axial cover (item 5)
upwards out of the chuck body (item 1). Remove seal (item
22).
10 Lift seal (item 20) as before over the base jaw (item 2) and
remove the base jaw (item 2) outwards out of the chuck body.
11 The sleeves (items 6 and 8) may not be removed.
12 Remove the screws (item 13).
Degrease and clean all parts and check them for damage. Before
assembly, grease well with LINOMAX.
Only use genuine SCHUNK spare parts when replacing damaged
parts.
1 When inserting the base jaw (item 2), make sure that the base
jaw is not pushed too far inwards. In doing so, the seal (item
20) may become damaged.
2 When introducing the cover (item 5), make sure that the seal
(item 22) is not damaged.
The chuck is assembled in the same way, but in reverse order. The
following must be considered here!
CAUTION
When assembling the base jaws, make sure that the numbers on
the base jaws match the numbers on the jaw guides.
