D1-20, D1-30
1
3
3
3
2
P0008098
D2-40
P0008029
P0008099
47701798 05-2013 © AB VOLVO PENTA
1
1
1
Main bearings, replacing
Crankshaft, removed
1
Unbolt the main bearing holders (1) and remove
them from the crankshaft.
IMPORTANT!
The marking (2) on all main bearing holders on
D1-20 , D1-30 and D2-40 engines must be care-
fully noted to avoid faulty replacement. Also note
the oil holes (3) in the bearing caps.
2
Drive out the main bearing bush (1) located in the
engine block. Use a suitable mandrel and tap the
bush out from inside the crankcase.
21-6 Crank Mechanism
95