people 250 s Workshop-manual : Page 242

          20. EXHAUST EMISSION CONTROL
    SYSTEM                                                            PEOPLE/PEOPLE S 250


                                                    Secondary Air Cleaner / A.I.C.V.
 SECONDARY AIR CLEANER / AIR
 INJECTION CUT-OFF VALVE (A.I.C.V.)
 REMOVAL
 Remove the seat. ( 2-4)
 Remove the body cover.
 Disconnect the secondary air cleaner
 /(A.I.C.V) connecting tube.




                                                Vacuum Tube                   Air Outlet Tube
 INSPECTION
 Inspect the air injection cut-off valve flow             Air Outlet Tube
 using a vacuum pump. If the flow is not
 within the specified values, replace with a
 new one.
 The flow should be at least 30 liter/min
 when a vacuum of 250mm/Hg is applied.
 The flow should be at least 1.6 liter/min
 when a vacuum of 320mm/Hg is applied.
 Check each connecting tube for cracks or
 damage and replace if necessary.

 INSTALLATION
 The installation sequence is the reverse of
 removal.

                                                Air Inlet Tube              Vacuum Tube
  · The secondary air cleaner must be
       assembled and installed properly to
       avoid dust entering the air cleaner.
     · When installing, be careful not to
       bend or twist the tubes and check for
       proper installation.
     · The tube length is very important to
       its performance, use the tube of
       same specification for replacement.




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