2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 177Get this manual

2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 177

Electrical Systems Starter MotorInspection Brush Inspection 1Measure length of each carbon brushReplace brush assembly when
multitester, measure resistance between each of the segments of the commutatorThe reading should indicate .3 ohms or less2Measure
resistance between commutator and armature shaftReading should be infinite (OL)Inspect surface of commutator wear or discolorationReplace
if excessively worn or damaged3Place armature in growlerWith growler on, position hacksaw blade lengthwise, 18 (.3 cm) above
armature coil laminatesRotate armature 360 If the hacksaw blade is drawn toward the armature on any point, the armature is
faulty and must be replaced4Inspect permanent magnets in starter housingMake sure they are not cracked or separated from