Pressure Relief Procedure; Clean The Pump Before First Use - Graco SaniForce STU Operation

Pressure Pressure Relief Pressure Relief Procedure Relief Procedure 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 injection,
splashing, or moving parts, follow the
Pressure Relief Procedure, page 25
stop pumping and before you clean, check, or
service the equipment.
1. For For enclosed For enclosed enclosed pneumatic pneumatic pneumatic control:
a. Turn off pumps by moving the pump
speed selector switch (C) to the Pause/Off
(middle) position.
b. Close the air supply valve (L) to the
pumps.
c. If used, open all user-supplied system
fluid drain valves that are downstream
of the pumps.
d. Either raise the ram to the top
position and engage safety latch (see
Engaging the Safety Latch, page
lower all the way down.
e. Turn both the Ram Up Pressure Regulator
(G) and Ram Down Pressure Regulator (J)
to zero psi.
f. Cycle the ram position selector (A) up
and down until the gauge (G6) on the
pilot check valve reads zero psi.
g. Close the control panel supply valve (K).
For electro-pneumatic electro-pneumatic control:
2. For For electro-pneumatic
a. Stop evacuation activity.
b. If used, open all user-supplied system
fluid drain valves that are downstream
of the pump.
3A5416L
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when you
control: control:
16) or
control:
control:
c. Either raise the ram to the top
position and engage safety latch (see
Engaging the Safety Latch, page
lower all the way down.
d. Navigate to the
System Configuration Screen, page
Press the Shutdown/Depressurize
icon. When pressed, a depressurizing
pop-up screen appears. The user must
acknowledge this screen to proceed.
e. When the system has completed
depressurizing, a pop-up screen will
appear (will take up to 1 minute). The
user must acknowledge this screen to
proceed. Close the air supply valves (CE
and CF).
Clean Clean Clean the the Pump the Pump Before Pump Before First Before
The pump should be cleaned prior to first use
to remove any potential contaminants. See the
pump manual for cleaning instructions.
Operation
16) or
54.
First Use First Use Use
25