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Fig. 4·43
5.
Install
the sp lit ring
halves
in the
groove of
the hex
shaft
.
Fig. 4·44
A972
6.
Pull
the
spider up against the split ring
halves;
then
tighten the set screws. Lock
the
set screws by
bottoming
the jam
nuts.
Fig. 4·45
A971
NOTE: To ensure
that the
set screws seat
,
properly, tighten, then back
out
%
turn, and
tighten again.
72
7.
Slide
the cup washer
and
spring onto the hex
shaft.
Fig. 4·46
A969
8.
Place the housing on the spring and
align
the
balance
marks with
those on the stationary
and movable sheaves.
Fig.
4·47
9.
Push down the
hous
ing
.
and
lift up
the
movable sheave until contact
is
made; then
install
the three
socket·head cap screws. Be
sure
to use care when installing housing so
the Dura lon bush ing is not damaged. Tighten
and
then
torque the screws
to
2.1-2
.4
kg-m
(15-17 ft- Ib).
Fig.
4·48
(
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