2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 101Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 101

ENGINE 3Install the proper shim on the magneto end of the crankshaft4Place the balancer shaft in the PTO crankcase aligning
to remove all traces of old sealer2Place new mechanical seal in the seal drive collar, and install on the pump shaft3Screw
the guide onto the end of the pump shaft4Install the washer and nut and tighten to draw seal into place until fully seated5Remove
the guide adaptor using the additional nut as jam nut if necessary Crankcase Assembly 1Apply Crankcase Sealant (PN 2871557)
to the crankcase mating surfacesBe sure the alignment pins are in place2Set the crankcase in position carefully to avoid
damaging the pump shaft seal and install the magneto end crankshaft installation tool (follow instructions provided with
the CrankshaftWater Pump Installation Kit (PN 2871283)Draw the crankcase halves together by tightening the nut on the tool
and tapping lightly in the pump shaft area with soft faced hammer to maintain alignmentContinually check alignment of the
cases during installation, closing the gap equally until the surfaces are tightly seated3Remove the tool 99234122012 Sportsman