Yamaha Vector RS90RX Owner's Manual page 73

8. Connect the negative battery lead.
9. Install the air filter case by reversing the
removal steps.
ECS00640
CAUTION:
Be sure to connect the breather hoses se-
curely when installing the air filter case.
10. Connect the headlight couplers and
speedometer coupler, and then install the
headlight unit, making sure to insert the
projections on the headlight unit stay into
the slots on the bottom of the headlight
unit.
11. Install the headlight unit bolts, and then
tighten them to the specified torque.
Headlight unit bolt tightening torque:
3 Nm (0.3 m·kgf, 2.2 ft·lb)
12. Install the top cover, the right side cover,
the left side cover, and the shroud.
NOTE:
If the fuse immediately blows again, ask a
Yamaha dealer to inspect the snowmobile.
Periodic maintenance
67