Symptom Potential causes Solution
The ADS conveys too
much abrasive-
dosing/metering valve is
pressurizing.
The operating pressure is
set too high.
Limit the operating pressure
on the pressure regulating
valve to a minimum of 2 bar
(30 psi) below the supply
pressure.
The ADS conveys too little
abrasive.
Abrasive material demand
is too high.
Abrasive demand is higher
than maximum conveying
volume.
Examine the outlet opening in
the vessel for contamination
and foreign objects.
Examine for restrictions in the
hose between the vessel and
the cutting system.
Examine for restrictions in the
abrasive metering system of
the cutting system.
Outlet opening on the vessel
is contaminated or blocked.
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