Inspection

Plunger
Inspect plunger for wear. Replace if necessary.

Magnetic Switch:

Magnetic Switch
Push in plunger and release it. The plunger should return quickly to its original position. Replace if necessary.

Pull-in Coil Open Circuit Test:

Pull-in coil open circuit test
Check for continuity across magnetic switch 'S' terminal (1) and 'M' terminal (2). If no continuity, coil is open and should be replaced.

Hold-in Coil Open Circuit Test:

Hold-In coil open circuit test
Check for continuity across magnetic switch 'S' terminal (1) and coil case. If no continuity, coil is open and should be replaced.




Rear Bracket Bush
Inspect bush for wear or damage. Replace if necessary.




Gears
Inspect the internal gear and the planetary gears for wear, damage or other abnormal conditions. Replace if necessary.

Pinion and Over-running Clutch




- Inspect the pinion for wear, damage or other abnormal conditions.
Check that clutch locks up when turned in direction of drive and rotates smoothly in reverse direction. Replace if necessary.




- Inspect the spline teeth for wear or damage. Replace if necessary.
Inspect the pinion for smooth movement.




Front Housing Bush
Inspect the bush for wear or damage. Replace if necessary.