agility 50 2 Workshop-manual : Page 25

          1. GENERAL INFORMATION                                                          AGILITY 50


 POOR PERFORMANCE (AT HIGH SPEED)



 Inspection/Adjustment                    Symptom                      Probable Cause


 Check ignition timing



                                                                     Faulty CDI unit
                           Correct timing       Incorrect timing
                                                                     Faulty pulser coil

 Check valve clearance

                                                                     Improperly adjusted valve clearance
                         Correctly adjusted   Incorrectly adjusted   Worn camshaft
                                                                     Worn valve seat
 Check fuel pump for
 fuel supply

                                                                     Empty fuel tank
                         Fuel flows freely    Fuel flow restricted   Clogged fuel tube or filter
                                                                     Faulty charcoal canister
                                                                     Faulty auto fuel valve
 Check carburetor jets
 for clogging


                            Not clogged              Clogged         Clean and unclog


 Check valve timing


                              Correct                Incorrect       Cam timing gear aligning marks
                                                                     not aligned

 Check valve spring
 tension


                           Not weakened             Weak spring      Faulty spring




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