This instruction show you guide on how to clear and adjust fifth wheel jaw to kingpin for Volvo VN truck.Volvo TechTool Diagnostic Software 1.Use a pry bar and rotate the jaw to the locked position. This removes pressure on the jaw pin. WARNING Keep hands away to avoid injury. The lock is spring loaded. Use a pry bar to close lock. Also, the operating rod retracts rapidly, so stand clear during lockup. 2.Remove the jaw pin clinch pin or cotter pin from under the fifth wheel. Volvo VOVOM 88890300 3.Lift the jaw pin sufficiently to clear the indexing head,and rotate the pin to the next higher number position or refer to table below to determine how many positions to rotate the jaw pin.
4.Reinstall the jaw pin. 5.Pull the operating rod to the lockset position and use a pry bar to open the jaw. 6.Ram the gauge or new kingpin into the open jaw to achieve a coupled and locked condition and measure clearance. If the clearance remains excessive, repeat steps 1 through 5 until the clearance allows approximately 1.5 mm (1/16 in.) of kingpin movement Volvo Tech Tool Download 7After final adjustment, insert and spread a new cotter pin or reinstall the clinch pin. Note: Do not rotate the jaw pin beyond position 3. If more than 1/8 in. clearance remains at position 3, replace the jaw and the jaw pin.