Chevrolet 1977 Monte Carlo, Руководство по ремонту

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4B-42 REAR AXLE DIFFERENTIAL
F ig . 1 3 D - l n s t a l l i n g S p r in g P a c k
F ig . 1 1 D ~ S p r in g P a c k C o m p r e s s e d f o r In s t a ll a t i o n
F ig . 1 2 D - - l n s t a l lin g S p r in g P a c k C o m p r e s s io n T o o l ( C o r v e t t e ) F ig . 1 4 D - - M e a s u r i n g P o s it r a c t io n R o t a t in g T o r q u e
CHEVROLET LIM ITE D SLIP - FIGURE 15D
D isassem bly
1. R em ove ring gear and side bearings follow ing the
procedures established for the conventional differential unit.
R em ove pinion shaft.
2. U sin g a wide, blunt instrum ent such as a drift or
block o f w ood, drive the preload spring from the case.
3. Support an axle shaft in a vise, and slide the case into
the shaft; then turn the case to rem ove both pinions and
thrust washers.
4. R em ove the case from the axle shaft and remove
both side gears, clutch packs and shims. Mark the gears,
clutch packs and shim s for reinstallation in sam e positions.
Inspection
Check the clutch plates and discs for wear and signs
o f overheating. Check the condition o f the preload spring.
Check the gear teeth for signs o f wear. R eplace parts as
needed. Clean all parts to be used for assembly.
The force required to com press the preload spring to
1 -5 /1 6 inches should be 300 + 30 lbs.
R eassem bly
1. Lubricate the clutch discs and plates with lim ited slip
lubricant.
2. A lternately position clutch plates and discs on a side
gear, beginning and ending with a clutch plate.
3. Position the side gear, clutch pack and original shim
into the case.
O V E R H A U L M A N U A L