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:

Engine Stop Switch
A. Engine Stop Switch B. START/STOP Switch (for Stop Watch) C. Starter Button In addition to the ignition switch, the engine stop switch must be in the position for the motorcycle to operate. The engine stop switch is for emergency use. If required, move the switch to the positio ...

Flap and Rear Fender Rear Removal
Remove: Front and Rear Seat (see Front/Rear Seat Removal) Seat Covers (see Seat Cover Removal) Vehicle-down Sensor Connector [A] Screws [B] Clear the seat lock cable [C] from the seat lock unit [D]. Take off the seat lock unit and the bracket. Remove: Bolts [A] (Both Sides ...

Subthrottle Sensor Input Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the air cleaner housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter) Disconnect the subthrottle sensor connector and connect the harness adapter [A] between these connectors. Spec ...