agility city 125 Workshop-manual : Page 25

          1. GENERAL INFORMATION                                               AGILITY CITY 125


 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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