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:

Blank Key Detection (Service Code 36, Equipped Models)
Ignition Key Inspection Register the ignition key correctly (see Key Registration in the Electrical System chapter). If the service code 36 appears again, the transponder in the key is malfunction, replace it. Immobilizer System Circuit 1. ECU 2. Ignition Switch 3. Immobilizer Ampl ...

Drive Chain Slack Adjustment
Remove the cotter pin [A], and loosen the rear axle nut [B]. Loosen the both chain adjuster locknuts [C]. If the chain is too loose, turn out the left and right chain adjusters [D] evenly. If the chain is too tight, turn in the left and right chain adjusters evenly, and kick the wheel f ...

Precautions
There are a number of important precautions that are musts when servicing electrical systems. Learn and observe all the rules below. Do not reverse the battery cable connections. This will burn out the diodes on the electrical parts. Always check battery condition before condemning other ...