4. Maintenance
USE AND MAINTENANCE MANUAL CHAPTER 4
MAINTENANCEXEF 250 - Rev01 / 2020
68
5
4
3
2
3
F
– Release the screwdriver and check that the tensioner rod
comes out smoothly and easily;
– Install the gasket “4” and the timing chain tensioner cap
“5”.
Timing chain tensioner cap:
6 Nm (0.6 m•kg 4.4 ft•lb)
– Rotate the crankshaft counter-clockwise for several
turns, checking that the movement is smooth and free of
interference;
– Check that the crankshaft and camshaft references are
correctly aligned with the references on the left crankcase
cover and cylinder head;
– Refit the spark plug and valve cover.
– Reassemble: Fuel tank, air filter casing, right and left
conveyors, seat.
– Install a new gasket “2” in the housing on the cylinder;
– Keeping the rod completely closed, install the tensioner on
the cylinder making sure that the UP reference “F” is facing
upwards, then tighten the fastening bolts “3”.
Timing chain tensioner bolt:
10 Nm (1.0 m•kg 7.4 ft•lb)
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