Kawasaki Ninja Service Manual: Exhaust Butterfly Valve Actuator Removal - Exhaust Butterfly Valve Actuator (Service Code 63)

Never drop the exhaust butterfly valve actuator especially on a hard surface. Such a shock to the actuator can damage it.

If the pulley bolt is removed without holding, the actuator damage will occur.

Exhaust Butterfly Valve Actuator Installation

Install the pulley [A] on the actuator so that the hole side [B] align with the groove [C] on the shaft. Make sure that the groove on the shaft is pointing toward the center of the screw [D]. ...

Other materials:

KIBS Hydraulic Unit Removal
NOTICE The KIBS hydraulic unit [A] has been adjusted and set with precision at the factory. Therefore, it should be handled carefully, never struck sharply, as with a hammer, or allowed to fall on a hard surface. Be careful not to get water or mud on the KIBS hydraulic unit. Drain the b ...

Camshaft Runout Inspection
Remove the camshafts (see Camshaft Removal). Set the camshaft in a camshaft alignment jig or on V blocks. Measure the runout with a dial gauge at the specified place as shown in the figure. If the runout exceeds the service limit, replace the camshaft. Camshaft Runout Standard: TIR ...

Brake Pad Wear Inspection
Remove the brake pads (see Front/Rear Brake Pad Removal in the Brakes chapter). Check the lining thickness [A] of the pads in each caliper. If the lining thickness of either pad is less than the service limit [B], replace both pads in the caliper as a set. Front Brake Pad [C] Rea ...