GMC 1982 Light Duty Truck Service Manual page 279

9. REMOVE AND INSTALL STUB SHAFT
SEALS AND BEARINGS
REMOVE
C le a n en d of h o u s in g to
p re v e n t d irt fro m e n te rin g
ge ar.
R e m o v e p a rts as s h o w n ,
be in g c a re fu l no t to s c o re
h o u s in g bo re.
R e m o ve s tu b s h a ft n e e d le
b e a rin g an d u p p e r th ru st
b e a rin g if re q u ire d .
P ut a fin g e r in to th e stub
s h a ft c a v ity an d h o o k it
o n to the u p p e r th ru s t
b e a rin g race. T u rn the
ra c e w h ile p u llin g up. If
b e a rin g o p e ra tio n is
s m o o th , it d o e s no t n e ed
re m o v a l. C h e c k th e stub
s h a ft n e e d le b e a rin g fo r
s m o o th n e s s . If O .K .. d o
not rem ove.
H O U S IN G A S S E M B L Y
D U S T S E A L —\
A R e m o v e b e a rin g s
U P P E R T H R U S T B E A R IN G
B In s ta ll b e a rin g s
S T U B S H A F T N E E D L E B E A R IN G
In sta ll fro m sm a ll end of ho using .
H O U S IN G A S S E M B L Y
U P P E R T H R U S T B E A R IN G — C e n te r
on v a lv e body.
R A C K P IS T O N A N D VALV E
A S S E M B L Y — H o ld in p o sitio n
sh o w n and s lip h o u s in g
a s s e m b ly on
INSTALL
If re m o v e d , in s ta ll ne w
s tu b s h a ft n e e d le b e a rin g
B o tto m to ol on h o u s in g
c o u n te rb o re .
SERV ICE thrust bearing
DOES NOT SNAP ON
needle bearing. If removed
install as shown below.
s h o w n b e lo w
'. In sta ll s tu b s h a ft seal
L ib e ra lly c o a t to p of seal
w ith a n h y d ro u s c a lc iu m
g re a s e .
In s ta ll d u st seal ju s t d e e p
e n o u g h to c le a r re ta in in g
rin g g ro o v e , th e n in sta ll
re ta in in g ring
""— S T U B S H A F T S E A L
R E T A IN IN G R IN G
R e m o v e r J-8 5 2 4 -2
" - ^ i S T U B S H A F T
I N E E D L E B E A R IN G
Fig. 3B3-54--Overhaul 605 G ear, C hart D
POWER STEERING SYSTEM 3B3-23
10. REMOVE AND INSTALL PITMAN SHAFT
SEALS AND BEARING
REM OVE
C lea n end of
housing th o ro u g h ly
to pre ve nt d irt from
en tering and be
e x trem ely c arefu l not
to score the housing
bore
R em ove re ta in in g ring
w ith snap ring pliers
J-4245.
U sing scre w drive r,
pry seals and w ashe r
from bore
O IL S E A L —
W A S H E R —
D U S T S E A L
R E T A IN IN G R IN G
In sta lle r J-8 81 0
In s ta ll w ith le tte re d
e d g e o f b e a rin g a g a in s t
to o l an d flu sh w ith
b o tto m of c o u n te rb o re .
R e m o ve an d in s ta ll b e a rin g (not
n e c e s s a ry u n le s s b e a rin g is to
be re p la c e d )
11. REMOVE AND INSTALL CONNECTORS
REM OVE
1 R e m o v e p a rts as s h o w n
Some models will
not use these
connectors.
Insta lle r J-6 21 7
H O U S IN G A S S E M B L Y
INSTALL
B o tto m oil se a l in
c o u n te rb o re . In sta ll
w a s h e r. C o a t se a l lip an d
w a s h e r fa c e w ith
a n h y d ro u s c a lc iu m
g re a s e
In sta ll re m a in in g p a rts as
sh o w n .
H O U S IN G A S S E M B L Y
In s p e c t fo r b u rrs
•N E E D LE B E A R IN G
R e m o v e o n ly if it
n e e d s re p la c in g
|
I
J
INSTALL
1 In s ta ll p a rts as s h o w n .
. - R e m o v e r N o 4
/ S c re w E x tra c to r
/
IN V E R T E D
F L A R E
C O N N E C T O R S