How to tighten a drive belt<br>Disconnect the battery. Before you get started, disconnect the battery to ensure the engine cannot be started while you're working under the hood. As a precaution, always disconnect the battery before putting your hands in the engine bay of your vehicle.
hook up the battery to start the engine 
( z1 hook-up :ARG1 ( z2 battery ) :purpose ( z3 start :ARG1 ( z4 engine ) ) )