Top feeder barrel is overflowing

Issue

Abrasive is coming out of the overflow tube

Information

It can happen that abrasive is coming out of the small black tube that is mounted on the top of the feeder. Usually there is contamination in the valves and fittings below the abrasive vessel.

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Preparation

Skills : Trained Operator

Tooling : Regular tooling

How to solve, how to repair

Why is there abrasive coming out of the overflow hose ?

Vessel is empty ,check if there is abrasive
or the pressure it too high, (should be 2-4 bar depending on the layout of the installation)
or there is contamination in the hoses towards the feeder
or in the connections below the vessel.