Southbend South Bend SB1051 - Manual (Page 83)

For Machines Mfg. Since 5/11 13" x 40" Heavy 13 ® EVS Lathe
-81-
S E R V I C E
9. With the pin completely seated in the bore
and the head flush with the leadscrew
shoulder, slide the shroud washer against
the shoulder, then rotate the washer 180° to
completely cover the head of the shear pin,
as shown in Figure 135.
Figure 135. Shroud washer positioning.
Rotate
Washer
Slot 180°
The gap insert directly under the spindle (see
Figure 137) can be removed to create additional
space for turning large diameter parts.
The gap insert was installed, then ground flush
with the bed at the factory to ensure a precision
fit and alignment. Therefore, if the gap insert is
removed, it may be difficult to re-install with the
same degree of accuracy.
Gap Insert Removal &
Installation
Figure 137. Gap insert.
Gap Insert
10. Return the retaining ring against the shroud
washer and position the retaining ring
ears over the shear pin head, as shown in
Figure 136. This will prevent the shear pin
from falling out if the shroud washer should
rotate during operation.
Figure 136. Retaining ring positioned with ears in
front of pin access groove.
Tools Needed: Qty
Hex Wrench 6mm ................................................. 1
Hex Wrench 8mm ................................................. 1
Wrench 17mm ....................................................... 1
Dead Blow Hammer .............................................. 1