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:

Battery Removal
Remove the rider’s seat (see Seats section in the GENERAL INFORMATION chapter). Turn the ignition switch to “OFF” and disconnect the (–) cable from the battery. Remove the red cap form the (+) terminal, and disconnect the (+) cables from the battery. NOTE The battery is ...

Idle Speed Control Valve Actuator Installation
Replace the O-ring [A] with a new one. Apply engine oil to the new O-ring. Install the idle speed control valve [A] as shown in the figure. 10° [B] Tighten: Torque - Idle Speed Control Valve Actuator Retainer Screws: 2.06 N·m (0.21 kgf·m, 18 in·lb) Install th ...

Brake Line Bleeding
The brake fluid has a very low compression coefficient so that almost all the movement of the brake lever or pedal is transmitted directly to the caliper for braking action. Air, however, is easily compressed. When air enters the brake lines, brake lever or pedal movement will be partially used ...