Akrapovic Vespa Primavera 125ie Mode D'emploi page 7

4.
Unscrew the lambda sensor, support the exhaust system, unscrew the muffler's bracket bolts and carefully remove
the exhaust system off the scooter (F 03).
IMPORTANT: make sure not to damage the lambda sensor's electrical lead during this process!
IMPORTANT: be careful not to scratch or damage any part of the scooter or exhaust system during this process!
INSTALLATION OF THE AKRAPOVIČ EXHAUST SYSTEM:
Correctly orient and insert the catalytic converter into the header, as shown (F 04).
1.
IMPORTANT: make sure that you orient the catalytic converter correctly!
IMPORTANT: EC TYPE APPROVAL IS VALID ONLY WHEN CATALYTIC CONVERTER IS INSTALLED!
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F 03
F 04