Yamaha RST90G Owner's Manual page 104

Periodic maintenance and adjustment
Be careful not to scratch the snowmo-
bile when moving the headlight unit.
[ECS00921]
1. Headlight unit
4. Unhook the air filter case fastener and
disconnect the air temperature sensor
coupler.
1
1. Air filter case fastener
2. Air temperature sensor coupler
5. Loosen the joint clamp bolts.
1. Joint clamp bolt
98
1
2
1
6. Slide the oil tank breather hose clamp
away from the air filter case, and then
disconnect the oil tank breather hose.
1. Oil tank breather hose clamp
2. Oil tank breather hose
7. Lift up the air filter case, disconnect the
cylinder head breather hose from the
case, and then remove the case.
1
1. Cylinder head breather hose
8. Unhook the battery band, and then re-
move the battery cover.
1. Battery cover
2. Battery band
1
2
1
2