Chevrolet 70 1969 Series, Shop Manual

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REAR AXLE 4-44
Figure 4 — In te r-A x le Differential cind C o v e r A sse m b ly R e m o v e d from
A d a p te r
6. Separate case halves, then remove spider, pinions, side
gears, and thrust washers (fig. 6).
7. Rem ove oil seat from cover.
8. Rem ove snap ring, then press bearing from cover.
ADAPTER CASE REMOVAL (FORWARD AXLE)
1. Rem ove cap screws and lock washers attaching ad ap t­
er case to differential carrier.
2. Separate adapter and helical gear with bearings from
differential carrier (fig. 7).
DRIVE G EAR REMOVAL (FORWARD AXLE)
1. Using dial indicator, check end play of helical drive
gear and record for reference at tim e of reassembly.
2. C ut lock wire, and remove six cap screws. Using two
screws as pullers (fig. 8), pull bearing cage and cup
from adapter.
3. Lift gear and bearing cone assembly from adapter
(fig. 9).
4. W hen inspection indicates replacem ent is necessary,
bearing cones can be removed from gear with suitable
puller. Bearing cups can be driven from cage and
adapter.
Inter-Axle Differential
Differential Cover Assembly imslj4l
Figure 5 — In te r-A x le D ifferential A sse m b ly R e m o v e d from C a se
IDLER GEAR DISASSEMBLY (FWD. AXLE)
1. Remove idler gear retaining nut and spacing washer.
Shaft is held at flats on rear of shaft while loosening
nut.
2. Lift shaft from rear of adapter case (fig. 10). Idler
gear assem bly can now be removed from adapter case
as an assem bly (fig. 11).
Figure 6 — Inter-Axle Differential Com ponents
Figure 7 — A d a p t e r C a s e A sse m b ly R e m o v e d from D iffe re n tial C arrier
CHEVROLET SERIES 70-80 HEAVY DUTY TRUCK S H O P M AN U A!.