4000 / 8000 style Intelligent filling link

[@raul835]

Your videos have got me out of a few problems when at a customers.. Thanks.

[@tswgas5553]

Thank you for sharing I don’t understand why manufacturers don’t make simple videos like yours thank you

[@blackdeath1886]

Helped me out yet again, thanks 👍👍

[@BobaSolo]

Do you open the valve or keep it closed when its fitted though ?