Bombardier SeaDoo 1997 factory shop manual, Page 214Get this manual
Section 08 PROPULSION SYSTEM Sub-Section 02 (JET PUMP)
18,24, Cover and Impeller Shaft
END PLAY End play of impeller shaft is checked with shaft in housing, without impeller and with cover installedRetain housing in soft jaw vise making sure not to damage housing lugSet dial gauge and position its tip on the end of shaftMove shaft end by pulling and pushingDifference between highest and lowest dial gauge reading is end playMaximum permissible end play (new) is 0.12 0.54 mm (.005 .021 in)Make sure vise is secured and not adding to your measurement as you move impeller shaft
F00J09A
TYPICAL 1Pusher
If impeller shaft end play is excessive, pusher should be replacedUse pliers to pull pusher and spring from coverBe sure to check end play after installing new pusherInspect impeller shaft nose for wear1