Chevrolet 10 series 1973, Руководство по капитальному ремонту

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CLUTCHES A N D M A N U A L T R A N S M IS S IO N S 7 M - 1 1
Clutch Bearing Retainer Oil Seal
If the lip seal in the retainer needs replacement; pry the
old seal out and replace with a new seal using Installer
Tool J-23096, or similar tool, until seal seats in its bore.
ASSEMBLY OF M A IN S H A FT (Fig. 5A)
Turn the front of the mainshaft upward. Install the
following components of the mainshaft:
1. Install the second speed gear with clutching teeth
upward; the rear face of the gear will butt against
the flange on the mainshaft.
2. Install a blocking ring with clutching teeth
downward over the synchronizing surface of the
second speed gear. All three blocker rings used in
this transmission are identical.
3. Install the second and third synchronizer assembly
with the fork slot downward; press it onto splines
on the mainshaft until it bottoms out. Both
synchronizer assemblies used in this transmission
are identical. (If sleeve becomes removed from 2-3
hub; notches on hub O.D. face forward end of
mainshaft).
CAUTION: Be sure the notches of the blocker
ring align with the keys o f the synchronizer
assembly.
4. Install snap ring retaining synchronizer hub to
mainshaft. Both synchronizer snap rings are
identical.
Turn the rear of the mainshaft upward. Install the
following components on the mainshaft:
5. Install the first speed gear with clutching teeth
upward; the front face of the gear will butt against
the flange on the mainshaft.
6. Install a blocker ring with clutching teeth downward
over synchronizing surface of the first speed gear.
7. Install the first and reverse synchronizer assembly
with fork slot downward; push it onto splines on the
mainshaft.
CAUTION: Be sure the notches of the blocker
ring align with the keys o f the synchronizer
assembly.
12. Install rear ball bearing with snap ring slot
downward; press onto mainshaft.
13. Install rear bearing to mainshaft snap ring.
14. Install speedometer drive gear and retaining clip.
ASSEMBLY OF TR A N S M ISS IO N
1. Using Tool J-22246 load a row of roller bearings
(27) and a bearing thrust washer at each end of the
countergear. Use heavy grease to hold them in
place (fig. 6A).
2. Place countergear assembly through case rear
opening along with a tanged thrust washer (tang
away from gear) at each end and install
countergear shaft and woodruff key from rear of
case.
CAUTION: Be sure countershaft picks up both
thrust washers and that the tangs are aligned
with their notches in the case.
3. Install reverse idler gear and shaft with its woodruff
key from the rear of case. Do not install idler shaft
"E" ring yet.
4. Using snap ring pliers, expand the snap ring in the
extension and assemble extension over rear of
mainshaft and onto rear bearing. Seat snap ring in
rear bearing groove (fig. 2A).
8. Install synchronizer hub to mainshaft snap ring.
9. Install reverse gear with clutching teeth downward.
10. Install reverse gear thrust washer (steel). c. ... , .. ~ , D /T .
’
Fig. 6A~Loading Countergear Bearings w /T oo l
11. Install reverse gear spring washer.
j-2 2 2 4 6
OVERHAUL MANUAL