1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 58Get this manual

1999 Polaris SLH, SLTH, SLX, SLTX, PRO785 Factory Service Manual, Page 58

MAINTENANCEITUNE UP PumpImpeller Cooling Water Pickup Screen Inspect the screen in the pump stationary nozzle for debris
which indicate leak in the sealant around the scoopEven small leak will ventilate the pump area, creating cavitation of the
pump and reducing performanceIf leak is evident, remove the scoop and re-sealRefer to Final DriveJet Pump section for proceduresExcess
silicone sealant can be trimmed until flush with edges Intake Grate Ride PlateI'-lDrive Shaft Impeller Clearance Impeller
WARNING Be sure the lanyard cord and lock pl ate are removed from the engine stop switch to kill the ignition or severe inju
ry could result1Remove intake grate2Use feele gauge to measure impeller clearance along each blade in three spots If measurement
exceeds service limit, rep lace impellerIf clearance is excessive with new impeller, the pump housing must be rep lacedIII