1997-2001 Honda TRX250 Fourtrax Recon Service Manual, Page 290Get this manual
BATTERY {CHARGING SYSTEM
CHARG ING SYSTEM INSPECTION
hen inspectin the chargi ng system, check he syst em co mponent and lines step-by-step ac co rd ing he ro ublesho oti ng on page 16-3 easur ing circu its wi la rge capacity that exceeds the capacity of the tester may cause da mage to the tes terBefore sta rt ing each tes t, set th tester at the highest capaci ty ra nge first, the gradual ly low er th capacit ranges unt il you have the co rr ect rang hen meas uring small capac ity circ uits, keep th ig nit ion swi tch offIf the swi tch is sudde nl turned on during test, the test er fuse may blow
REGULATED VOLTAGE INSPECTION
If the engine must be running to do some work, make sure the area is well-ventilatedNever run the engine in an enclosed areaThe exhaust contains poisonous carbon monoxide gas that may cause Joss of consciousness and may lead to death Run the engine in an open area or with an exhaust evacuation system in an enclosed area