1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 252Get this manual
FINAL DRIVEJET PUMPBILGE SYSTEM Pump Alignment Inspection
The drive shaft must be properly aligned to prevent premature wear of driveline componentsAlways inspect drive shaft alignment if drive shaft, engine drive coupler, or impeller spline damage is evidentWear or stripping of engine coupler splines is usually caused by engine misalignmentWear or stripping of splines at the impeller is usually caused by pump-fa-hull misalignmentInspect drive shaft alignment whenever engine has been removed or wear is evident on coupler, drive shaft splines, impeller splines, or through-hull fittinglbearing carrierSymptoms of drive shaft mis-alignment include: -Excessive drive line noise or vibration; -Premature wear of driveshaft, drive coupler, or impeller splines; -Through-hull fitting or bearing housing failure
Pump Alignment Inspection Procedure
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Disconnect lanyard cord lock plate from engine stop switchRemove battery negative cableRemove driveshaftpump assembly(See pump removal this section)Remove bearing housing from through-hull fittingRemove tail coneRemove impeller and stub shaft from pump housingInspect bearings for wear or damage and replace if necessarySee Pump DisassemblyInspection this sectionAssemble pump without stub shaft, impeller, or tail coneInstall stator housing to pump housingTighten mounting bolts to 18 ftIbs(2.48 kg-m)