TM 10-4320-307-244-17CRANKSHAFT ASSEMBLY REPLACE REPA/R (CONT)NOTELocate main bearing caps in accordance with match marks made during removal.Install caps starting from center and working toward front and rear bearings.12. Install main bearing caps (3) No. 1 through 6 asfollows:a.Align capscrew holes in cap (3) with holes incylinder block. Make sure main bearing ring(9) and lower bearing shell (5) are properlypositioned.b.Install washers and capscrews and handtighten.NOTEWhen hitting the cap, make sure thebearing shell and dowel ring do notmove.c.Hit cap with a rubber hammer to push itinto correct position.d.Tighten capscrews (1) as follows:(1) Tighten both to 110 ft-lbs (150 N•m).(2) Tighten both to 210 ft-lbs (285 N•m).(3) Tighten both to 305 ft-lbs (415 N•m).(4) Loosen both completely.(5) Repeat steps (1) through (3).e.Measure end clearance of crankshaft (10)as follows:(1) Set up dial indicator (11) on oil panflange (12).(2) Put plunger of indicator against crank-shaft counterweight.(3) Push crankshaft toward rear of cylinderblock.(4) Set dial indicator at 0.(5) Push crankshaft (10) toward front ofcylinder block.4-134
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