Operation; Pressure Relief Procedure - Graco EcoQuip 2 EQm Instruction Manual

Operation

This equipment may introduce dust and debris into
the air. To help prevent serious injury from flying
debris, always wear personal protective equipment
while operating the equipment.

Pressure Relief Procedure

Follow the Pressure Relief Procedure
whenever you see this symbol.
This equipment stays pressurized until pressure is
manually relieved. To help prevent serious injury from
pressurized fluid, splashing fluid and moving parts,
follow the Pressure Relief Procedure when you stop
spraying and before cleaning, checking, or servicing
the equipment.
1. Close the abrasive ball valve (J).
NOTE: If the abrasive ball valve is not closed when the
supply air is shut off, gravity will cause abrasive media
and water to drain from the pot (C) and into the blast
hose (B).
a
2. Close the compressor supply air valve, then turn the
compressor off.
3. Engage the emergency stop (L).
3A3489T
4. Engage the blast control switch (A) to relieve
pressure in the system.
5. Verify that the supply pressure gauge (Z) reads 0
psi. Then disconnect the air inlet hose from the
system.
6. Turn the selector valve to BLAST.
7. Open the pot dump valve (F) until the pot pressure
gauge (H) reads 0 psi.
0 psi (0 bar)
8. Close the pot dump valve (F). Turn the selector
valve (T) to OFF.
Operation
H
F
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