Volvo B 21 - Piston, Connecting Rod, and Crankshaft Disassembly; Crankshaft Removal and Main Bearing Handling

Group 27 Reconditioning engine
Disassembly
22
Pistons, connecting rods
An easy way to rotate crankshah white disassembting en-
gine, is 10 place IwO screwdrivers in flywheel mount.
811
Check connecting rod side clearance
Using a feeler gauge. Check that clearance = 0.15- 0.35
mm (0.0059-0.0137 in).
If side play is too large, replace connecting rods.
Remove pistons and connecting rods
Aub down any wear ridges in cylinder.
812
Check identification marks on connecting rod cap. mark
jf necessary.
Assemble connecting rod. bearing and cap shelIs to
prevent interchange of parts.
Crankshaft
813
Remove crankshah and main bearings
Check identification marks on caps, mark if necessary.
Importanl Do not interchange bearing she!!s and caps.