Tuesday, 5 April 2011

STARTER MOTOR

A starter motor consists of  a pinion gear also known as a one way clutch ,bushes ,armature ,commutator,poles and field coils .and also has a solenoid connected to it which controls the power to the starter motor . the job of the starter is to receive power from the battery which ingadges the pinion gear  to the flywheel and turns it realy fast to crank the engine over and get the engine started .

i carried out some tests to check the starters condition . i did a pull in winding test on the starters solenoid you use a power box and hook a positive lead up and a negative lead up then put the positive lead to the s terminal  and the negative to ground their should be a amp draw between 8-12 amps to be in good condition .i also did some visual checks to make sure  it was visually ok and there was no major damage to the parts .also did a no load test and on 12 volts it should make between 30 to 50 amps to be working propery

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