67
Model Code Page
21. Engine
1. 1. 1994
6000--8750
214 3
1. 9. 1992
9025 98700
9025 98800
6. Fit the oil deflector ring on the crankshaft and fit the timing
gear casing cover using a new gasket. Drive in the tension
pins with drifts 9025 98700 and 9025 98800 respectively (the
tubular pin round the screw stud). Tighten bolts and nuts.
9030 15200
7. Fit the protective plate into the seal location and fit the
crankshaft front seal with special tool 9030 15200.
Note! The crankshaft front oil seal can be changed while the
engine is attached to the tractor. In this case, remove the cool-
ing radiator and belt pulley/hub at the front end of the crank-
shaft.
9025 98900
8. Fit the dust shield on the crankshaft V---belt pulley hub, if it
has been removed. Use drift 9025 98900.
600 Nm (320, 420)
1000 Nm (620, 634)
9. Lubricate both the seal and sealing surfaces and fit the
crankshaft V---belt pulley with hub.
10. Lubricate the crankshaft nut threads. Tighten the nut to
600 Nm on 320--- and 420---engines and 1000 Nm on 620 and
634 engines.
11. Fit the other detached parts.
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