1992-1998 Polaris Personal Watercraft Service Manual PN 9912201, Page 97Get this manual

1992-1998 Polaris Personal Watercraft Service Manual PN 9912201, Page 97

MAINTENANCETUNE UP Troubleshooting Hydrolock When an engine has been hydrolocked from water or fuel it is important to find
(See Engine Section) Reedsinspect for damage (See Carburetion Section) Fuel TankVentingcheck fuel tank and vent system for
water Crankshaft Indexingverify crankshaft has not been forced out of index (See Engine Section) Remove Auto-Petcock Fuel
Valvevacuum operated auto petcocks should be removed from 1994 models (if so equipped) per Information Bulletin PWC-95-03(See
Carburetion Section) Flywheel and KeyInspect flywheel, key, and keyways for damageCheck ignition timing marks on flywheel
with dial indicator before the engine is disassembled to verify proper positioning(See Electrical Section) Fuel Pumpcheck
diaphragm condition (stretched from water pressure) Cylinder Conditioncheck base mounting flange area for cracks Check Applicable
Service and Information Bulletins If damage is suspected and engine is disassembled, or if water was left in the engine: