Montesa COTA 4RT 260 2023, Руководство пользователя

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Engine servicing
4-56 4-56
(1) LEFT CRANKCASE
Crankcase Bearing Replacement
Remove the oil seals and bearing set plates.
Drive out the bearing using the special tools (Tools; page
2-7).
Install the new bearing as shown in the illustration using
the special tools.
(1) RIGHT CRANKCASE
(1) RIGHT SHIFT FORK
(2) LEFT SHIFT FORK
(3) RIGHT/LEFT SHIFT FORK SHAFT
(4) CENTER SHIFT FORK/SHAFT
(5) SHIFT DRUM
Inspect each part for wear or damage.
Check the following items (specifications; page 2-1).
y Spinning gear I.D.
y Bushing I.D. and O.D.
y Mainshaft and countershaft O.D.
y Shift fork I.D. and claw thickness
y Shift fork shaft O.D.
y Shift drum O.D.
Crankshaft/Transmission Inspection
Measure the crankshaft runout.
Support the crankshaft at point “A” and “B”, and then
measure the runout at the points “C” and “D”.
Service limit: C: 0.05 mm (0.002 in)
D: 0.03 mm (0.001 in)
Measure the connecting rod big end side clearance and
big end axial/radial play (specification; page 2-3).
8 mm
A
6 mm
B
1
1
5
4
3
2
1
C D
8 mm
A
6 mm
B