Kawasaki Ninja Service Manual: Commutator Cleaning and Inspection

Kawasaki Ninja Service Manual / Electrical System / Electric Starter System / Commutator Cleaning and Inspection

Clean the metallic debris off the between commutator segments [A].

NOTE

Do not use emery or sand paper on the commutator.

Check the commutator for damage or abnormal wear.

Commutator Cleaning and Inspection

Replace the starter motor with a new one if there is any damage or wear.

Visually inspect the commutator segments for discoloration.

Replace the starter motor with a new one if discoloration is noticed.

Brush Inspection

Measure the length of each brush [A]. If any is worn down to the service limit, replace the brush assy. Starter Motor Brush Length [B] Standard: 12.05 mm (0.4744 in.) Service Limit: 6.55 mm ...

Armature Inspection

Using the × 1 Ω hand tester range, measure the resistance between any two commutator segments [A]. Special Tool - Hand Tester: 57001-1394 If there is a high resistance or no readin ...

Other materials:

Shift Pedal Installation
Install the rubber damper to the shift pedal. Turn the chamfered side to inside. Assemble: Shift Lever [A] and Locknut [B] (Left-hand Thread) Shift Pedal [C] and Locknut [D] Tie-Rod [E] Turn the grooved end [F] of the tie-rod to the shift lever. Apply grease to the sliding ...

Terminal Numbers of ECU Connectors
1. Subthrottle Valve Actuator: Y/BK 2. Subthrottle Valve Actuator: BK/O 3. Unused 4. Front Wheel Rotation Sensor Signal: G/Y 5. Unused 6. Starter Lockout Switch: R/G 7. Gear Position Switch: G/R 8. Crankshaft Sensor (–): BK 9. Power Supply to Sensors: BL 10. Unused 11. Intake Air Pre ...

Swingarm Bearing Installation
Replace the needle bearings, ball bearing, grease seals and circlip with new ones. Install the needle bearings, ball bearing, grease seals and circlip as shown in the figure. Insert the needle bearing driver [A] into the needle bearing [B] and press the needle bearing into the housing u ...