NOTE
1. The engine speed is more than 6 000 r/min (rpm).
2. The throttle opening is more than 12°.
Fuel Pump Lead Connector [A] Extension Tube [B]
Special Tool - Extension Tube: 57001-1578

Primary Fuel Injector [B] Secondary Fuel Injector [C]
A sound scope can also be used.
The click interval becomes shorter as the engine speed rises.

If all the fuel injectors click at a regular intervals, the fuel injectors are normal.
If any fuel injector does not click, check the fuel injector resistance (see Fuel Injector Resistance Inspection).

Fuel InjectorsSpring Preload Adjustment
The spring preload adjuster is located
at the lower end of each front fork leg
and can be adjusted.
To increase spring preload and
stiffen the suspension, turn the
preload adjuster clockwise with a
hexagon wrench.
To decrease preload and soften the
suspension, turn the preload adjust ...
Clutch Plate Warp Inspection
Place each friction plate or steel plate on a surface plate
and measure the gap between the surface plate [A] and
each friction plate or steel plate [B] with a thickness gauge
[C]. The gap is the amount of friction or steel plate warp.
If any plate is warped over the service limit, repla ...
Air Suction Valve Installation
Install the air suction valve so that opening [A] of the reed
faces downward.
Apply a non-permanent locking agent to the threads of
the air suction valve cover bolts [A], and tighten them.
Torque - Air Suction Valve Cover Bolts: 9.8 N·m (1.0 kgf·m,
87 in·lb)
...