1992-1998 Kawasaki PWC Jet Ski Service Repair Manual., Page 215Get this manual
BATTERIES test satisfactorily, but still fails perform properly, of problems could be the cause
1- Slow speed engine operation for long periods of resulting in an undercharged condition2- in the charging systemA faulty assembly or charging coil, def rectifier, high resistance somewhere the system could the become undercharged3- Failure to maintain the in good orderThis might include low level of in the cells; loose or dirty connections at the battery terminals; or possibly an excessively topR the from the engine for serviceInspect and service thecables and connectionsC for signs of corrosionInspect the case for cracks or bulges, dirt, acid, and leakageMake sure the breather pipe is to the and not pinche of the engine compartmentCleaning Dirt and corrosion should be cleaned from the just as soon as is discoveredA accumulation of film or will to flow the terminalsSuch flow will drain the period of timeIn film on of the will the rubber hold down strapsC the of the with soiution of diluted or soda solution to neutralize any acid which may presentFlush the cleanin solution off with clean waterTAKE CARE prevent of the neutralizing solution from ing the cells, by keeping the caps tightA poor the terminals will add resistance the charging circuitThis resistance will cause the voltage regulator to register fully charged battery, and down on the stator assembly or charging coil adding the low problemS the posts clean with suitable tool with stiff wire brushClean the inside of the clamps to be sure they do not cause any resistance in the circuit