Kawasaki Ninja Service Manual: Regulator/Rectifier Inspection

Kawasaki Ninja Service Manual / Electrical System / Charging System / Regulator/Rectifier Inspection

Remove: Upper Fairing Assembly (see Upper Fairing Assembly Removal in the Frame chapter) Right Inner Fairing (see Inner Fairing Removal in the Frame chapter) Bolts [A] Regulator/Rectifier [B]

Regulator/Rectifier Inspection

Set the hand tester to the × 1 kΩ range and make the measurements shown in the table.

Special Tool - Hand Tester: 57001-1394
Connect the hand tester to the regulator rectifier.

If the tester readings are not as specified, replace the regulator/rectifier.

Regulator/Rectifier Inspection

NOTICE

Use only Kawasaki Hand Tester 57001-1394 for this test. A tester other than the Kawasaki Hand Tester may show different readings.

If a megger or a meter with a large capacity battery is used, the regulator/rectifier will be damaged.

Regulator/Rectifier Resistance (Unit: kΩ)

(−)*: Tester (−) Lead Connection

Charging System Circuit

Charging System Circuit

1. Ignition Switch

2. Load

3. Regulator/Rectifier

4. Alternator

5. Frame Ground

6. Starter Relay

7. Main Fuse 30 A

8. Battery

Alternator Inspection

There are three types of alternator failures: short, open (wire burned out), or loss in rotor magnetism. A short or open in one of the coil wires will result in either a low output, or no output at ...

Ignition System

WARNINGThe ignition system produces extremely high voltage. Do not touch the spark plug, ignition coil or ignition coil lead while the engine is running, or you could receive a s ...

Other materials:

Swingarm Bearing, Sleeve Inspection
NOTICE Do not remove the bearings for inspection. Removal may damage them. Inspect the needle bearings [A] and ball bearing installed in the swingarm. The rollers and ball in a bearing normally wear very little, and wear is difficult to measure. Instead of measuring, visually inspec ...

Wheel Inspection
Raise the front/rear wheel off the ground. Special Tools - Jack: 57001-1238 Jack Attachment: 57001-1608 Spin the wheel lightly, and check for roughness or binding. If roughness or binding is found, replace the hub bearings (see Hub Bearing Removal/Installation). Inspect the wh ...

Alternator Rotor Installation
Using a cleaning fluid, clean off any oil or dirt on the following portions and dry them with a clean cloth. Crankshaft Tapered Portion [A] Alternator Rotor Tapered Portion [B] Install the alternator rotor. Using a cleaning fluid, clean off any oil or dirt on the washer [A] ...