Pressure Relief Procedure; Pump Shutdown - Graco Husky 3300e Manual

Pressure Relief Relief Procedure Procedure
Pressure Pressure Relief Procedure
Follow the Pressure Relief Procedure
whenever you see this symbol.
This equipment stays pressurized until pressure
is relieved manually. To help prevent serious
injury from pressurized fluid, such as splashing
in the eyes or on skin, follow the Pressure Relief
Procedure when you stop pumping and before you
clean, check, or service the equipment.
1. Stop the VFD to remove power to the motor.
2. Open the fluid drain valve (L), to relieve fluid
pressure. Have a container ready to catch the
drainage.
3. Remove supply air to the pump:
a. Unit Unit without Unit without without air air compressor: air
master air valve (G).
Unit with with air air compressor: compressor: Turn down center
b. Unit Unit with air compressor:
section regulator (R) to zero to relieve air
pressure in center section.
3A7036D
compressor: Shut off the compressor:

Pump Shutdown

Shutdown
Pump Pump Shutdown
At the end of the work shift and before you check,
adjust, clean, or repair the system, follow the
Pressure Relief Procedure, page
Operation
19.
19