1987-2009 Yamaha ATV YFM350X Warrior Raptor Service Manual, Page 81Get this manual
BATTERY INSPECTION 3.lnspect= Breather hose Obstruction-eftemove
When inspecting the battery, be sure the breather hose is routed correctlyIf the breather hose touches the frame or exits in such way as to cause battery electrolyte or gas to exit onto the frame, structural and cosmetic damage to the motorcycle can occur4Connect: Breather hose Be sure the hose is properly attached and routed
5Check: Specific gravity Less than Charging current: 1.2 amps10 hrs Specific gravity: 1.280 at 20C (68F)