Chevrolet 10 Series 1970 Service Manual page 470

CLUTCHES AND TRANSMISSIONS 7-40
6. A p ro p erly adjusted linkage w ill prevent the s e le c to r
le v e r fro m m oving beyond both the neutral detent,
and the d riv e detent unless the le v e r is lifte d to pass
o v e r the m echanical stop in the steerin g column.
7. In the event that an adjustment is required, p lace the
s e le c to r le v e r in d rive (D) position as determ ined by
the tran sm ission detent. See Steps 2 and 3.
8. Loosen the adjustment sw ive l at the mast jacket
le v e r, and rotate the tran sm ission le v e r so that it
contacts the d rive
9. Tighten the s w iv e l and recheck the adjustment. See
Steps 2 and 6.
10. Readjust indicator needle if n ecessa ry to a g ree with
the tran sm ission detent positions.
11. Readjust neutral safety switch i f n ecessa ry to p ro ­
vide the c o rr e c t relationship to the transm ission
detent positions. See Section 12.
TRANSM ISSIO N REPLACEM ENT-
(A ll Except K M odels)
Removal
1. R aise truck on hoist and rem ove o il pan drain plug to
drain oil.
NOTE: If d esired , the o il may be drained after
tran sm ission rem oval.
2. D isconnect the vacuum modulator line and the speed­
o m eter d rive cable fittin g at the transm ission . T ie
lin es out of the way.
3. Disconnect manual con trol le v e r rod and detent cable
fro m transm ission.
4. D isconnect prop shaft fr o m transm ission.
5. In stall suitable tran sm ission lift equipment to jack or
other liftin g d evice
6. D isconnect engine r e a r mount on transm ission exten­
sion, then rem ove the transm ission support c r o s s ­
m em ber.
7. Rem ove co n verter underpan,
c o n verter relationship fo r assem bly, then rem ove the
fly w h e e l-to -c o n v e rte r attaching bolts.
8. Support engine at the o il pan r a il with a jack or
other suitable b race capable of supporting the engine
weight when the tran sm ission is rem oved.
9. L o w e r the re a r of the transm ission slig h tly so that
the upper tran sm ission housing-to-engine attaching
bolts can be reached using a u n iversa l socket and a
long extension. R em ove upper bolts.
C A UTIO N: It_ is best to have an assistant ob­
s e rv e clearance of
while the tran sm ission
low ered.
10. Rem ove rem ain d er
engine attaching bolts.
11. R em ove the tran sm ission by m oving it sligh tly to the
r e a r and downward, then rem ove fro m beneath the
ve h icle and tra n sfer to a w ork bench.
NOTE: O b serve c o n v e rte r
tran sm ission rea rw a rd .
with transm ission, p ry it fr e e of flyw h eel b efo re
proceeding.
stop in the steerin g column.
See Section 9.
COMPONENT PART REPLACEMENT
and attach on transm ission.
s c r i b e flyw h eel-
upper engine components
re a r e n d is being
o f transm ission housing-to-
when m oving the
If it does not m ove
DETENT CABLE ADJUSTMENT
TURBO H YD R A -M A TIC 3 5 0 TRANSM ISSIO N
Refer to Figure 4
1. Rem ove a ir cleaner.
2. Loosen detent cable screw .
3. With choke off and a c c e le ra to r linkage p ro p e rly ad­
justed (See Section 6) position carbu retor le v e r in
wide open throttle position.
4. P u ll detent cable rea rw a rd until wide open throttle
stop in transm ission is felt.
NOTE: Cable must
position to reach wide open throttle stop in
transm ission.
5. Tighten detent cable screw
p rop er operation.
CA U TIO N : Keep front of transm ission upward
to p revent the co n verter fro m fa llin g out. Install
suitable co n verter holding tool a fter rem o va l
fro m the engine.
Installation
1. Mount transm ission on tran sm ission liftin g equip­
ment in stalled on jack o r other liftin g device,
2. Rem ove con verter holding tool.
CA UTIO N: Do_ not p erm it co n verter to m ove
fo rw a rd after rem o va l of holding tool.
F i g . 3 — T r a n s f e r C a s e
K - M o d e l s
be pulled through detent
and check linkage fo r
S h i f t L e v e r & C o n t r o l
CHEVROLET TRUCK SERVICE MANUAL
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