Maintenance every year
BOMAG
44
BT 60 / BT 65
i
Note
The piston is in top dead centre of the compres-
sion stroke.
However, if the exhaust valve is open when align-
ing the marks, the flywheel must be turned further
by 360°.
Fig. 46
l
Measure the valve clearance between valve
adjustment screw and valve with a feeler
gauge (2) (Fig. 46).
l
To adjust the valve hold valve adjustment
screw (1) and slacken locking screw (3).
l
Turn the valve adjustment screw in or out, as
required.
l
Retighten the locking screw with a tightening
torque of 7.5 Nm (5.4 lbsft).
Fig. 47
l
Clean the sealing faces on cylinder head cover
and cylinder block.
l
Apply a bead of liquid gasket (Three Bond
1207B or similar) with a diameter of approx.
1.5 to 2 mm to the inside of the cylinder head
cover (Fig. 47).
i
Note
Attach the cylinder head cover within the next 10
minutes.
Wait another 20 minutes before starting the en-
gine.
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