Instron CEAST 9340 - Page 83

CEAST 9340 - Instructions for Use and Maintenance 7510.000MN1r ed. 1 rev. 1 - Page 83
Disassembly of the interchangeable heads (Charpy, Izod or hemispherical)
a) Place the striker against the centering plate centering the existing pin (Fig. 5)
and fasten it with screws.
b) Unscrew the head by hand and remove it from the striker body (Fig. 6).
Alternatively, loosen the head using the pins (Fig. 6a).
X
X
Assembly the interchangeable head (Charpy, Izod or hemispherical)
a) Place the striker against the centering plate centering the existing pin (Fig. 5)
and fasten it with screw. Skip this step if the striker is already installed on the
fixture.
Note: after the above operation make sure that the ring nut is strongly tighten.
b) Hemispherical head
1) Before to install the 12.7 mm O.D. head, unscrew and remove the spacer
from the striker body (Fig. 7). On the contrary, leave it in place for 20 mm
O.D. head.
2) Screw the head to the striker body end by hand.
X
X
Fig. 5 - Detail of the striker fastened to the centering plate
Screw
Striker centering plate
Striker
Fig. 6 - Striker fastened to the fixture
Spacer
Ring nut
Interchangeable
head
Pin
DISASSEMBLY
ASSEMBLY
Spacer
Hemispherical
head
Pin (x 2)
Fig. 6a - Hemispherical head