Man D 2842 LE 620 Repair Manual page 113

Removing and fitting camshaft bearing bushes
Figs. 23 and 24
Arrangement of special tools:
À Shaft with groove and fixed stop
à Press-out plate for bearing bushes 2 to 6 as
additional guide
Ä Press-in plate for bearing bush 1
Å Press-in plate for bearing bushes 2 to 4 as
additional guide
From the counter-flywheel side,insert the press-out
plate as guide in camshaft bearing 2.
Insert the press-in plate Å in bearing 3 , letting the
spring-loaded ball for fixing the position of the shaft
À lock into the oil hole.
Insert the shaft up to the stop into the press-in
plate (bearing 2) and press-out plate (bearing 3).
Caution:
Do not twist the fixing from the groove.
The groove must face upwards.
Fig. 25
Place the press-in plate with fitted bearing bush on
the shaft.
The oil holes are covered in that the press-in plate
is fixed in position by the groove of the shaft.
Drive in the bearing bush with striking weight Á.
Fig. 26
Check all the pressed-in bearing bushes for seat-
ing and free access to the oil holes.
Caution:
Check that the bearing hole matches up
to the oil hole in the housing.
Minimum cross section with mandrel
∅ = 2.5 mm.
1 5
23
24
2
25
26
111
4 6