Pressure Relief Procedure - Graco VRM Instructions Manual

Pressure Relief
Procedure
1. Perform Shutdown procedure.
2. Place a waste container below each ratio check
valve.
In the following step, any pressure in the lines will be
instantly relieved which may lead to material spraying
out of the valve and splashing in the bucket. Use
appropriate protective wear to prevent contact with
materials.
3. Press the red override button on top of the pneu-
matic valve nearest the mixer. This will open the
ratio check valves and relieve any residual pressure
in the fluid lines.
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Pressure Relief Procedure

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