5. FUEL SYSTEM                                                              MXU 500 IRS

 Check top cap and spring for cracks and
 damage.




                                                    Top Cap                              Spring

                                                              Spring                Covers

 Check the diaphragms (coasting enrichment
 valve and accelerating pump) for tears.

 Check the spring (coasting enrichment valve
 and accelerating pump) and cover (coasting
 enricher and accelerating pump) for damage.




                                                    Diaphragms     Spring


                                                              Jet Needle

 Check jet needle, needle jet, slow jet, needle
 jet holder, main jet, and pilot screw for bends,
 wear and damage.                                                           Needle Jet

                                                              Slow Jet


                                                                              Needle Jet Holder
                                                    Pilot Screw




                                                                                Main Jet




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