2006-2009 Yamaha YFM700RV Raptor 700RV factory service manual, Page 354Get this manual
CHECKING THE BULBS AND BULB SOCKETS CAUTION:
Be sure to hold the socket firmly when removing the bulbNever pull the lead, otherwise it may be pulled out of the terminal in the coupler Avoid touching the glass part of the headlight bulb to keep it free from oil, otherwise the transparency of the glass, the life of the bulb, and the luminous flux will be adversely affectedIf the headlight bulb gets soiled, thoroughly clean it with cloth moistened with alcohol or lacquer thinner