Pressure Relief Procedure - Graco NOVA 390 PC Operation, Parts

Pressure Relief Procedure

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, such as skin injection, splashed fluid
and moving parts, follow the Pressure
Relief Procedure whenever sprayer is
stopped and before sprayer is cleaned or
checked, and before equipment is
serviced.
1. Turn the ON/OFF switch to the OFF
position. Wait 7 seconds for power to
dissipate.
2. Engage the trigger lock.
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3. Turn pressure control to lowest setting.
Disengage the trigger lock.
4. Hold a metal part of the gun firmly to a
grounded metal pail. Trigger the gun to
relieve pressure.
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5. Engage the trigger lock.
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