C H A P 5, SEC X I V
O U T P U T P R E S S U R E O I L P U M P R E B U I LD
PAR 1 3 2 - 1 36
S e c t i o n X I V . O U T P U T P R E S S U R E O I L P U M P R E B U I LD
1 3 2 . D E S C R I P T I ON
Refer to par. 23 for the description of the
output pressure oil pump.
1 3 3 . D I S A S S E M B L Y ( f i g . 3 8 4 , f o l d - o u t 1 3)
a.
Using
a
screwdriver,
remove
two
screws 15 retaining pump cover assembly 16.
b . R e m o v e c o v e r a s s e m b l y 1 6 .
c . D o n o t r e m o v e n e e d l e b e a r i n g 1 7 o r
dowel pin 18 from cover assembly 16 unless
replacement is necessary. If necessary, drive
the bearing or dowel pin out of cover 19.
d . R e m o v e o i l p u m p d r i v e g e a r 1 1 a nd
idler gear assembly 12.
e . Do not remove needle bearing 13 from
idler gear 14 unless replacement is necessary.
If necessary, press the bearing from the gear.
f . Remove idler gear shaft 10 and ball 9
from pump body 8.
g . Do not remove needle bearing 7 from
pump body 8, unless replacement is necessary.
If necessary, press the bearing from the body.
1 3 4 . C L E A N I NG
Refer to par. 71 for cleaning recommen-
d a t i o n s.
1 3 5 . I N S P E C T I O N A N D R E P A IR
R e f e r t o p a r . 7 2 f o r g e n e r a l i n s p e c t i on
and repair recommendations. Repair and re-
build points of measurements for fits, clear-
ances and wear limits are indicated by small
letters in fig. 384, fold-out 13. Refer to par.
247 for wear limits information.
1 3 6 . A S S E M B L Y ( f i g . 3 8 4 , f o l d - o u t 1 3)
a . I f b e a r i n g 7 w a s r e m o v e d f r o m t he
pump body, install a new replacement.
b . Pressing against the numbered side of
t h e b e a r i n g c a g e , i n s t a l l b e a r i n g , f r o m t he
outer side of the pump body, 0.060 to 0.100
inch below the surface adjacent to the bearing
b o r e .
c . If bearing 17 was removed from pump
c o v e r 1 9 , i n s t a l l a n e w r e p l a c e m e n t . P r e s s-
ing against the numbered side of the bearing
cage, install the bearing, from the outer side
of
the
cover,
0.060
to
0.100
inch
below
the
surface adjacent to the bearing bore.
d . I f d o w e l p i n 1 8 w a s r e m o v e d f r o m
p u m p c o v e r 1 9 , i n s t a l l a n e w r e p l a c e m e n t.
P r e s s p i n i n , f r o m t h e i n s i d e o f t h e c o v e r,
leaving 0.220 inch of the pin protruding.
e . If bearing 13 was removed from pump
i d l e r g e a r 1 4 , i n s t a l l a n e w r e p l a c e m e n t .
P r e s s i n g a g a i n s t t h e n u m b e r e d s i d e o f t he
b e a r i n g c a g e , i n s t a l l t h e b e a r i n g 0 . 0 6 0 i n ch
below the side surface of the gear.
f . Using a light coat of oil-soluble grease,
place ball 9 onto pump idler gear shaft 10.
g . Indexing ball 9 on shaft 10, with the
slot in the shaft bore of the pump body 8, press
the shaft into the body until it is properly posi-
tioned.
h . I n s t a l l i d l e r g e a a s s e m b l y 1 2 o n to
idler gear shaft 10.
i . Install pump drive gear 11 into pump
body 8.
j . I n s t a l l p u m p c o v e r a s s e m b l y 1 6 a nd
secure with two screws 15.
1
2
0
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