7-84 A UTO M ATIC T R A N SM ISSIO N
Figure 8 9 — R em o v in g Intermediate Clutch Piston Snap Ring
2. Using clutch com pressor (J-4670-01) and
adapter (J-6129), com press spring retainer and
remove snap ring (fig. 89).
3. Remove spring retainer and three (3) clutch
release springs.
4. Remove interm ediate clutch piston.
5. Remove inner and outer piston seal.
NOTE: Do not remove three (3) screw s retain
ing roller clutch inner race to center support.
INSPECTION (Refer to Fig. 90)
1. Inspect roller clutch inner race for scratch
es or indentations. Be sure lubrication hole is open.
NOTE: Be sure constant bleed plug orifice
(approx. 0.020" Dia.) is open (fig. 35).
2. Inspect bushing for scoring, wear or galling.
If replacement is n ecessary, proceed as follows:
a. Using tool (J-21465-6) with driver handle
(J-8092), remove bushing.
b. From front side of center support, align
elongated slot in the bushing with drilled hole in
the oil delivery sleeve closest to the piston. Using
tool (J-21465-6) and driver handle (J-8092), drive
bushing squarely into bore until bushing is flush
to
0
.
010
" below top of oil delivery sleeve.
3. Check oil ring grooves and oil rings for
damage.
NOTE: All serv ice center support oil sea l rings
are hook-type cast iron.
4. Air check oil passages to be sure they are
not interconnected.
5. Inspect the piston sealing surfaces for
scratch es.
6
. Inspect piston seal grooves for nicks or
other damage.
7. Inspect piston for cracks or porosity.
8
. Inspect release springs for distortion.
INTERMEDIATE CLUTCH
INNER SEAL
CENTER SUPPORT
ASSEMBLY
I
ROLLER
ASSEMBLY
INTERMEDIATE CLUTCH
RELEASE SPRINGS
SNAP
RING
TEFLON OIL
SEAL RING
THRUST WASHER
SUPPORT TO
CASE SPACER
INTERMEDIATE CLUTCH
OUTER SEAL
INTERMEDIATE
CLUTCH PISTON
CAST IRON OIL
SEAL RINGS
INTERMEDIATE CLUTCH
SPRING RETAINER
Figure 9 0 — C enter S upp ort A ssem bly Components
CHEVROLET O VERHAUL M A N U A L SUPPLEMENT
Содержание 40 60 Series
Страница 1: ...40 60 SERIES TRUCK SUPPLEMENT ST 334 72...
Страница 86: ......
Страница 96: ...n 47 k u m i i i iin I ll II I...
Страница 122: ...7 26 TRANSMISSION AND CLUTCH Fig 3N Transmission Assembly Exploded View CHEVROLET OVERHAUL M ANUAL SUPPLEMENT...
Страница 138: ...7 42 TRANSMISSION AND CLUTCH Fig lOP Transmission Exploded View CHEVROLET OVERHAUL M ANUAL SUPPLEMENT...
Страница 222: ......