Front And Rear Bearings; Bearing Rollers; Gears; Reverse Idler Gear B U Sh In - Chevrolet 1980 Light Duty Truck Repair Manual

F i g . 7 B - 2 A ~ R e m o v i n g C l u t c h G e a r B e a r i n g R e t a i n i n g R i n g
3. Check bearing bores in case and, if damaged, replace
case.

Front and Rear Bearings

1. W ash the front and rear ball bearings thoroughly in
a cleaning solvent.
2. Blow out bearings w ith com pressed air.
N O TIC E:
D o not allow the bearings to spin, turn them
slow ly by hand. Spinning bearings m ay dam age the
race and balls.
3. M ake sure bearings are clean, then lubricate with
light engine oil and check them for roughness by slow ly
turning the race by hand.

Bearing Rollers

A ll 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 sam e time,
replace if necessary. R eplace all worn washers.
Fig. 7B-3A-Rem ovin g Reverse Idler Shaft "E" Ring
M A N U A L TR A N S M IS S IO N
F i g . 7 B - 4 A - - R e m o v i n g R e a r E x t e n s i o n F r o m M a i n S h a f t

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. Reverse gear bushing is not serviced
separately.
3. Check both clutch sleeves to see that they slide freely
on their hubs.
Reverse Idler Gear Bushing
The bushing used in the idler gear is pressed into the
gear and finished bored in place. This insures the positive
alignm ent o f the bushing and shaft as w ell as proper
m eshing o f the gears. Because o f the high degree o f accuracy
to which these parts are m achined, the bushing is not
serviced separately.
J— 2 2 2 4 6
Fig. 7B -5 A -R e m ovin g Counter Gear Shaft
7B-3
O V E R H A U L M A N U A L