kpw 50 Workshop-manual : Page 28

          2. INSPECTION/ADJUSTMENT                                                 NEXXON 50
  AIR CLEANER
  AIR CLEANER REPLACEMENT
  Remove the skirt L/R side up center cover.
  Remove the air cleaner.
  Remove the air cleaner case cover screws
  and the cover.
  Remove the air cleaner screen and element.
  Check the element and replace it with a new
  one if it is excessively dirty or damaged.




                                                                  Screw
  CHANGE INTERVAL
  Wash the air cleaner element in detergent oil,
  squeeze out and allow to dry.

 Never use gasoline or organic vaporable
     oil with acid or alkali for washing.

  After washing, soak the element in clean          Wash Squeeze out
  engine oil SAE 15W-40# and squeeze out                                 Engine Squeeze out
                                                         and dry         oil    and dry
  excess oil. Reinstall the element.



  SPARK PLUG
  Remove the spark plug.
  Check the spark plug for wear, damage and
  fouling deposits.
  Clean any fouling deposits with a spark plug
  cleaner or a wire brush.
  Specified Spark Plug: CR7HSA/PZ9HC




                                                            Spark Plug
                                                                             Gap, Wear, and
                                                                             Fouling Deposits
  Measure the spark plug gap.
  Spark Plug Gap: 0.60.8mm                         0.60.8mm

 When installing, first screw in the spark
    plug by hand and then tighten it with a
    spark plug wrench.




                                                   Cracks                       Washer
                                                   Damage                       Deformation



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