2005 Arctic Cat ATVs factory service and repair manual, Page 641Get this manual

2005 Arctic Cat ATVs factory service and repair manual, Page 641

Do not attempt to either engage or disengage the front differential while the ATV is moving Drive Selector (400 FISl5001650
2WD position on the front drive selector switch; then turn the ignition switch to the ON position and select the LOCK position
on the differential lock selectorThe front drive actuator should operate engaging four-wheel driveI NOTE: It may be necessary
to turn the handlebar or to rock the ATV forward and backward to align the differential lock splines and allow engagement
Front Differential Lock (FIS Models) The front differential lock allows the operator to mechanically lock the differential
to apply equal power to both front wheelsTo engage the front differential lock, rotate the handle fully counterclockwise
to LOCK; to disengage the front differential lock, rotate the handle fully clockwise to UNLOCK 3Return the differential lock
selector to the UNLOCK position and listen for the front drive actuator to operate4Turn the ignition switch to the OFF positionTighten