Yamaha TTR90(M) Owner's Service Manual page 136

TIRE PRESSURE CHECK
4. To stiffen the spring preload, install the
circlip 1 into the groove a. To soften the
spring preload, install the circlip into the
groove b.
NOTE:
Do not spread the circlip too much.
Standard installation position:
Groove b
5. Install:
Spring guide 1
NOTE:
While compressing the spring, install the
spring guide.
6. Install:
Rear shock absorber
Refer to "SWINGARM" section in the
CHAPTER 5.
EC36Q000
TIRE PRESSURE CHECK
1. Measure:
Tire pressure
Out of specification
Standard tire pressure:
NOTE:
Check the tire while it is cold.
Loose bead stoppers allow the tire to slip off
its position on the rim when the tire pressure
is low.
A tilted tire valve stem indicates that the tire
slips off its position on the rim.
If the tire valve stem is found tilted, the tire is
considered to be slipping off its position. Cor-
rect the tire position.
3 - 14
INSP
ADJ
Adjust.
100 kPa (1.00 kg/cm
2
, 14.5 psi)