Graco EcoQuip 2 Vapor Abrasive Blast System Operation, Repair, And Parts page 29

Problem
Problem Problem
Too much water is The water dose valve (S)
coming from the nozzle open too far.
in BLAST mode.
The abrasive material is too
coarse.
The abrasive metering valve
setting too high for blast
pressure and/or abrasive
type.
3A3489E
All manuals and user guides at all-guides.com
Cause
Cause Cause
Close the water dose valve (S).
If possible, use at least 20 mesh abrasive material. Otherwise,
decrease the CPM set point until the pattern improves.
See
Solution
Solution Solution
Setting the Abrasive Metering Valve, page
Troubleshooting
17.
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