Clutch; Transmission - Yamaha SR250G Service Manual

Tesh nun
183~
Lash tolerenes
Clutch
1. Checking friction plates
The friction plates are liable to wear.
The standare thickness ef the friction
plate is 2.8 mm (0.11 in). If it is worn
more than 0.3 mm (0.01? n) or has un-
'even wear, it should be replaced.
Clutch spring specifications
Number efspings | 4
94.6 mm (1.36 in}
[26 kairin 1145.8 lovin)
Frey kent
'Spring rate
Cluteh friction plate wear limit:
2.5 mm (0,10 in}
2) Measure clutch plates
Chock clutch plato warpage. ard if
warpage is more than specified, the
oliteh plata shoule be replaced,
Cluteh plate warpage limit:
0.05 mm (0.0026 in}
4 Checking the push rod
By rolling the push rod on the "V"
block, and check for bends. If any bend
is found, replace the push rod.
| Bend lim: 0.5 mm (0.02 in}
3. Checking clutch springs
Using the vernier caliper, measure the
free length of each spring. |f it measures
7.0 mm (0.04 in) less than specified, it
should be replaced.
Transmission
1. Inspect each shift fork for signs of gal-
ling on gear contact surfaces. Chack for
bending, Make sure each fork slides
freely 07 its quide bar.