1. Kymco
  2. Manuale-dofficina
  3. mxu 550 exi Manuale-dofficina
  4. Pagina 49

mxu 550 exi Manuale-dofficina : Pagina 49

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          3. INSPECTION/ADJUSTMENT                                            MXU 550EXi/MXU500i

                                                Wrench Thickness   Gauge Valve Adjusting
 Adjust by loosening the valve adjusting
 screw lock-nut and turning the adjusting
 screw until there is a slight drag on the
 thickness gauge.

 Valve clearance (when cold):
            IN.: 0.1 mm
            EX.: 0.1 mm

 Apply oil to the valve adjusting screw lock-
 nut threads and seating surface.
 Hold the adjusting screw and tighten the                                       Lock Nut
 lock nut.

 Special tool:
     Valve adjusting wrench A120E00080

 Torque: 0.9 kgf-m (9 N-m)

 After tightening the lock nut, recheck the
 valve clearance.

 Install the removed parts in the reverse
 order of removal.




  IDLE SPEED INSPECTION
    The engine must be warm(80°C over)
    for accurate idle speed inspection

 Warm up the engine before this operation.
 Start the engine and connect a tachometer
 or kymco diagnostic tool.
 attached the specified idle speed.

 Idle Speed: 1400100 rpm
                                                Idle Speed




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