1985-1987 Honda TRX 250 Fourtrax 250 Service Manual, Page 215Get this manual

BATIERYCHARGING SYSTEM REG ULATORRECTIFIER REPLACEM EN T
Remove the seat and air cleaner case (page 4-4)Disconnect the regulator rectifier wire couplerRemove the two bolts and nuts, and remove the old part Install the new regulator rectifier and connect the coupler,

Reinstall the air cleaner case and the seat
A LTERNATOR CHARG ING CO IL INSPECTION

• ATV
• Jet Ski
• Outboard Motors
• Personal Watercraft
• Snowmobiles
• Stern Drives