Graco SaniForce STU Operation page 19

Symbol Description Description Description
Ref. Ref. Ref. Symbol Symbol
Ram Up Ram Ram
Ram moves up. Up speed is regulated by flow control valve FC2. Up pressure
is regulated by R4 (V).
Ram Hold Ram Ram
Holds ram at intermediate position.
A
Ram Down
Ram Ram
Ram moves down and maintains force against top of product in tote. Down
pressure is regulated by R3 (J). Down speed is regulated by flow control valve
FC1.
Ram Jog
B Ram Ram
While pressed, the ram will travel downward. Release the button to stop the
ram travel.
Pump Fast Pump Pump
Maximum air flow will be supplied to all pumps in the system.
Pump Pump Off Pump
Pumps will be turned off and all supply pressure will be dumped to atmosphere.
C
Pump Pump Pump Slow
Air flow to pumps is restricted to allow more effective priming. Pump slow
speed can be adjusted using flow control valve FC5.
Seal Seal Seal Inflate
Seal will inflate until the pressure set by regulator R1 (F) is reached. Pressure
will be maintained until Seal Deflate is selected.
Pause/Off Pause/Off Pause/Off
Seal will hold current pressure. Venturi will be turned off.
D
Seal Seal Deflate Seal
Seal will deflate until empty. Venturi will aid deflation and will remain on.
Venturi flow rate can be adjusted using flow control valve FC3.
E Air Air Air Assist Assist Assist
While pressed, will force air through the check valve (BB) to help unstick the
ram plate from the bottom of the tote or tote liner.
— — —
F
Seal Regulator Seal Seal
Controls the air pressure supplied to the inflatable seal.
— — —
G
Ram Ram Up Ram
Controls the air pressure supplied to the cylinder for moving upward.
— — —
G5 Seal Pressure
Seal Seal
Indicates actual seal pressure.
— — —
H
Pump Regulator Pump Pump
Controls the air pressure supplied to the pumps.
3A5416L
Triplex Sales
1-847-839-8442
www.triplexsales.com
Up Up
Hold Hold
Down
Down
Jog
Jog
Fast Fast
Off Off
Slow Slow
Inflate Inflate
Deflate Deflate
Regulator Regulator
Up Regulator Up Regulator Regulator
Pressure Gauge Gauge
Pressure Gauge
Regulator Regulator
Ram Ram Position Ram Position Selector: Position Selector: Selector:
Pump Pump Pump Speed Speed Selector: Speed Selector: Selector:
Seal Inflate Inflate Selector Selector
Seal Seal Inflate Selector
Controls and Connections
19