Colven Vigia NM 343 Mode D'emploi page 15

USER'S MANUAL
CONNECTION OF THE TRUCK TO THE
TRAILER
Connect valve located at the end of the air hose to the connector
located in the trailer. Before un-hooking, disconnect the valve then
protect the end using the cap and support.
5.1 Quick Connectors for Truck with Retractable Cabs
Before retracting the cab disconnect quick joints.
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