Yamaha JT1 Series Service Manual page 65

A. Removing
1) Remove the two chain case mounting bolts.
(®Screwdriver)
2)Remove the rear swing arm shaft nut. pull out the
shaft. and remove the rear swing .arm.
(17 mm)
B.
Checking
CHASSIS·
Rear Swing Arm
Frg 4-8-1
Frg 4-8-2
1)
Check the play of the rear swing arm by shaking
1t
as show in Fig. 4-8-3, with the rear swing arm installed.
If the play 1s excessive, replace the rear swing arm bushing or the rear swing arm shaft
2)lnsert the bushing as indicated in Fig, 4-8-4. and check it for play It the play is excessive. replace the bushing.
Fig 4-8-3 Fig. 4-8-4
3)Grease the rear arm shaft periodically.
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