Bombardier SeaDoo 1990 factory shop manual, Page 190Get this manual

Bombardier SeaDoo 1990 factory shop manual, Page 190

Section 13 TROUBLESHOOTING k-' ENGINE MISFIRES, RUNS IRREGULARLY OTHER OBSERVATION Weak spark POSSIBLE CAUSE Check verify
Fuel level low Stale or water fouled fuel Fuel filter dirty or restricted Carburetion dirty or out of adjustment Leaking
crankshaft seal, magneto or PTO Fuel valve restricted Fuel tank up screen restricted Loose carburetor, dry spark Partially
closed choke Flame arrestor dirty or restricted Carburetor adjustment or setting Main jet loose Main jet O-ring damage fouled
spark plug Difficult to start 1Rotary valve shaft seal leaking Oil pump adjustment Watercraft transportation 05-01 Checkreplace,
refer section 03-06 Check adjust, refer to section 06-01-3 Turn fuel valve "OFF" Check adjust, refer to section 03-06-10