Yamaha VX250B Owner's Manual

E4-25cC8 A poorly maintained battery will quick-ly deteriorate.8 Ordinary tap-water contains mineralsharmful to a battery, and should not beused for topping-up.1) Check the electrolyte level at least oncea month. Fill to the manufacturer’s rec-ommended level when necessary. Topup only with distilled water (or pure de-ionized water suitable to use in batter-ies).2) Keep the battery always in a good stateof charge. Installing a voltmeter willhelp you monitor your battery. If you willnot use the boat for a month or more,remove the battery from the boat andstore it in a cool, dark place.Completely recharge the battery beforeusing it.3) If the battery will be stored for longerthan a month, check the specific gravityof the fluid at least once a month andrecharge the battery when it is low.EMU01477Connecting the BatterywMount the battery holder securely in adry, well-ventilated, vibration-free loca-tion in the boat. Install the fully chargedbattery in the holder.