I. OPERATING INSTRUCTIONSA.Front DriveWhen travelling through sand, loose dirt, mud, snow, ice,or when ascending grades where the rear wheels might spin,shift to front wheel drive for better traction. Shift before thetruck is in trouble. Engagement and disengagement of thefront drive axle can best be made while the engine is pullinglightly. It can be shifted at any speed provided the rearwheels are not spinning. The transfer case is equipped witha switch so that the shift is indicated by a pilot light. The lightwill come on when front drive is engaged.B.UnderdriveWhen slow, positive pulling power is desired, shift tounderdrive. Underdrive may be used to obtain a convenientcombination with third or direct for climbing some grades.The transfer case should be shifted between high and lowrange only when the truck is stopped.C.Power Take-OffWhen the transfer case is equipped with a power take-off, thePTO can be operated without moving the vehicle. To engage,shift the automatic transmission into neutral and shift the PTOwhile the engine is idling. After the PTO has been engaged,shift the transmission to the desired gear. With a manualtransmission equipped vehicle, depress the clutch pedal andshift into the desired transmission gear, shift the PTO andrelease the clutch.To disengage the PTO, shift the transmission into neutral(manual and automatic), allow the machinery to come to rest,then disengage the PTO.-7-
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