Volvo B 21 - Engine Assembly Procedures; Crankshaft Installation Steps

Group 21 Recondit ioning engine
Assemb/y
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D. Engine, assembly
A/ ways use new sea/s, O-rings and gaskers when assembling the engine
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CRANKSHAFT
Install ma in bearing shelIs in block and caps
Lubricate shelIs.
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Make sure that matched pairs are installed together.
Bearing cap at
flywheel end is marked 5.
Install crankshatt and main bearing caps
Lubricate bearings and studs.
02
Nate that drop-shaped symbol on caps should point
towards
front of block.
Cap
No. 5 (thrust bearing) should be next to flywheel.
Torque ba lt s to 110 Nm (80 tUbs) .
03
Check end float .
Move crankshaft lengthwise back and forth and mea-
sure
dearance wi th a dial indicator.
En d floal '" max. 0.25 mm (0.0099 in)
1