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:

Crankshaft Sensor Inspection
Disconnect the crankshaft sensor lead connector (see Crankshaft Sensor Removal). Set the hand tester [A] to the × 10 Ω range and connect it to the crankshaft sensor lead connector [B]. Special Tool - Hand Tester: 57001-1394 Crankshaft Sensor Resistance Connections: Meter (+ ...

Economical Riding Indicator
When the operator is driving the motorcycle for optimum fuel-efficiency, the economical riding indicator appears on the multifunction meter to indicate favorable fuel consumption. Monitoring the economical riding indicator can help the rider maximize fuel efficiency. A. Economical Riding ...

Intake Air Temperature Sensor Resistance Inspection
Remove the intake air temperature sensor (see Intake Air Temperature Sensor Removal). Suspend the sensor [A] in a container of machine oil so that the heat-sensitive portion is submerged. Suspend a thermometer [B] with the heat-sensitive portion [C] located in almost the same depth with ...