Chevrolet 10 series 1973, Overhaul Manual

Page: 228 / 522

CLUTCHES A N D M A N U A L T R A N S M I S S I O N S 7 M - 9
Front and Rear Bearings
1. Wash the front and rear ball bearings thoroughly
in a cleaning solvent.
2. Blow out bearings with compressed air.
CAUTION: Do not allow the bearings to spin,
turn them slowly by hand. Spinning bearings
will damage the race and balls.
3. Make sure bearings are clean, then lubricate with
light engine oil and check them for roughness by
slowly turning the race by hand.
Bearing Rollers
All clutch gear and counter gear bearing rollers should
be inspected closely and replaced if they show wear.
Inspect counter shaft and reverse idler shaft at the same
time, replace
i f
necessary. Replace all worn washers.
Fig. 3A -Removing Reverse Idler Shaft
Gears
1. Inspect all gears for excessive wear, chips or cracks
and replace any that are worn or damaged.
2. Inspect reverse gear bushing and if worn or
damaged replace the entire gear.
NOTE: Reverse gear bushing is not serviced
separately.
3. Check both clutch sleeves to see that they slide
freely on their hubs.
S P R IN G
S LE E V E
Fig. 2A-E xtension to Rear B earing Snap Ring
Reverse Idler Gear Bushing
The bushing used in the idler gear is pressed into
gear and finished bored in place. This insures
Fig. 4 A -S y n c h ro n iz e r Assem bly
positive alignment of the bushing and shaft as well as
proper meshing of the gears. Because of the high degree
of accuracy to which these parts are machined, the
bushing is not serviced separately.
Countergear Anti-Lash Plate
Inspect the plate teeth for wear or other damage. The
plate and two damper springs are retained to the
the countergear by three rivets. Disassembly is not
the recommended (fig. 6A).
OVERHAUL MANUAL