2) During installation,be careful not to
damage the lips,and assure that it is
pushed in parallel to the shaft or hole.
3) When oil seals are installed,there should
be no turnover of the lips nor dislocation of
the springs.
4) When a multi-lip seal is installed, the
grooves between lips should be filed
with grease, not adhesive.
(3) O-rings
1) O-rings should be coated with grease
before installing.
2) Installed O-rings should have no slack or
twist.
3) Installed O-rings should maintain proper
air tightness.
(4) Snap rings
1) Snap ring installers should be designed so
as not to permanently deform the snap
rings.
2) Installed snap rings should be seated
securely in the groove.
3) Be careful not to overload the snap ring
to the extent that it is permanently
deformed.
4) How to install the snap ring:
When installing a snap ring,install it as
shown in the figure with its round edge
side turned toward the part to be
retained.This round edge is formed when
the snap ring is pressed out.
(5) Spring(roll) pins
1) Spring pins should be driven in properly as
tightly.
2) Spring pins should be installed so that their
seams should face the direction from which the
load is applied.
3) The roll pins installed in the transmission or
other parts where much force is applied
should be retained with the wire.
Fig.2-1
(6) Cotter pins
When installed, cotter pins should be bent
securely at the ends as shown in the figure
Fig.2-3
(7) Bolts and nuts
1)Special bolts are installed at several
locations, so be sure not to interchange them
other bolts.
2) Bolts and nuts should be tightened to their
specified torque wrench.
3) When locking the bolts or nuts with wire or
a lock washer,
2-2
Fig.2-2
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