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:

Drive Chain Slack Inspection
NOTE Check the slack with the motorcycle setting on its sidestand. Clean the chain if it is dirty, and lubricate it if it appears dry. Check the wheel alignment (see Wheel Alignment Inspection). Rotate the rear wheel to find the position where the chain is tightest. Measure the ver ...

Exhaust Butterfly Valve Cable Installation
Confirm whether pulley [A] is an angle shown in the figure. 41.7° ±7° [B] This position is original position of the pulley. NOTE Correct the position electrically after confirming the use is discontinued and there is no damage when differing from the angle of shown in the figure. ...

Radiator and Cooling Fan
Check the radiator fins for obstruction by insects or mud. Clean off any obstructions with a stream of low-pressure water. WARNINGThe cooling fan spins at high speed and can cause serious injuries. Keep your hands and clothing away from the cooling fan blades at all times. ...