2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 136Get this manual

2003 Polaris MSX 140 Personal Watercraft Service Manual, Page 136

Final DrivePropulsion Impeller Clearance 1Remove lanyard cord and lock plate from engine stop switchDisconnect battery ground
dial indicator at point (B)Replace if runout exceeds the service limitNOTE: Excessive driveshaft runout can cause vibration,
bearing, and spline failureSee PumpFinal Drive Troubleshooting at the end of chapter 2Drive Shaft Runout Service Limit: .005
(.13mm) Support in V-blocks at (C) Place dial indicator at (B) B 2Inspect driveshaft splines and threads inside engine drive
coupler and impeller carefully for wear or damageReplace worn partsRubber bumpers control driveshaft end playReplace if worn,
cracked or damagedNOTE: If driveshaft, impeller, or coupler threads are worn or damaged, improper pump-to-hull, or pump-toengine