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INSTALLATION NOTE: If replacement differential bearings or differ- (1) Position Spreader W-129-B and adapters from Adapter set 6987, with the tool dowel pins seated in (2) Install Pilot Stud C-3288-B at the left side of the differential housing. Attach Dial Indicator C-3339 (3) Spread housing while measuring the distance with the dial indicator. CAUTION: Never spread over 0.38 mm (0.015 in). (4) Remove dial indicator. ferential case to seat bearings cups in the housing. (6) Install bearing caps in their original locations (Fig. 47). (7) Loosely install differential bearing cap bolts. (9) Tighten bearing cap bolts to 108 N·m (80 ft. lbs.). (10) Install axle shafts. DIFFERENTIAL -TRAC-LOK DESCRIPTION The Trac-Lok t differential has a one-piece differen- tial case, and similar internal components as a stan- differential, plus two clutch disc packs. Differential bearing preload and ring gear backlash OPERATION This differentials clutches are engaged by two con- current forces. The first being the preload force This design provides the differential action needed for turning corners and for driving straight ahead t operation is normal. In extreme cases of differences of traction, the wheel Fig. 46 SPREADER LOCATION 1 - DIFFERENTIAL HOUSING Fig. 47 BEARING CAP REFERENCE 1 - REFERENCE LETTERS TJ REAR AXLE - 216RBI 3 - 141 DIFFERENTIAL (Continued) |