How to Drain DEF tank?

Discussion in 'Kenworth Forum' started by TruckerPete1990, Apr 25, 2023.

  1. Goodysnap

    Goodysnap Road Train Member

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    Yes. There’s a plastic screen on the inlet pipe in the bottom of the tank. Once you pull out the heating loop you will see it. If you clean the tank with hot water it will dry out clean. Replace the main filter in the pump too.