Chevrolet 1977 10 Series, Руководство по ремонту, Страница: 258 / 468

(200)7A-22
OVERHAUL MANUAL
FRONT SUN
GEAR
THRUST BEARING &
RACE ASSEMBLY
(NEEDLE BEARINGS
AGAINST GEAR)
jSNAP
RING
REAR SELECTIVE
WASHER &
IDENTIFICATION
THRUST
WASHER
FRONT |
INTERNAL
GEAR
Fig. 7 A - 8 9 A - - ln s t a llin g T h r u s t Be a rin g A s s e m b ly A g a in s t
F ro n t Sun Gear
Fig. 7 A - 9 0 A ~ C h e c k in g Fro n t C a rri e r Pinio n End Play
Front Carrier Assembly
NOTE:
Models CN, CU and CZ use a front carrier
with 2 pinions. All other models use 4 pinions.
Inspection
1. Inspect front carrier for damage (Fig. 7A-90A).
Fig. 7 A - 9 2 A - l n s t a l l i n g O u t p u t S h a f t to Selective W a s h e r
Sn a p Ring
2. Inspect pinions for damage, rough bearings or tilt.
3. Check pinion end play. Pinion end play should be
0.24mm-0.69mm (0.009" to 0.027")(Fig. 7A-90A).
4. Thoroughly clean, air dry and inspect closely, front
carrier to front internal gear roller thrust bearing assembly
for pitted or rough conditions.
Reassembly
1. Install front carrier to front internal gear roller
thrust bearing assembly by placing the smaller diam eter
race against carrier. Retain with petrolatum (Fig. 7A-91A).
2. Install front carrier and thrust bearing assembly
(Fig. 7A-93A).
Front Internal Gear and Thrust Washer
1. Inspect forward clutch hub for worn splines and for
lubrication holes.
2. Inspect internal gear for cracks or damage.
3. Inspect gear teeth for excessive wear or damage.
4. Inspect bushing for damage or scoring.
5. Inspect thrust washer, front internal gear to selective
washer for scoring or damage.
6. Install thrust washer on front internal gear and
retain with petrolatum (Fig. 7A-92A).
7. Install front internal gear and thrust washer.
FRO NT C A R R IE R
FRONT CARRIER
yt.
THRUST BEARING ASSY.
(INSIDE DIAMETER RACE
AGAINST CARRIER)
FRONT CARRIER
ROLLER THRUST
ASSY.
Fig. 7A-9 1 A—Installing Thrust Bearing Assembly Onto Front
Carrier
Fig. 7A-93A--lnstalling Front Carrier and Roller Thrust
Bearing