Stoelting U421 series Operator's Manual page 18

Section 2: Operation
G.3
Push as much air out of
the bag as possible and
connect the bag adapter
to the bag. Make sure the
adapter is fully inserted
into the bag.
IMPORTANT TIP
Purge excess air from the bags before fully
inserting the adapters.
Excess air in the bags and hoses will
negatively aff ect product overrun and
machine operation.
G.4
Insert the bag adapter
into the cutout at the back
of the drawers.
Make sure the adapter is
fully inserted into the bag.
G.5
Repeat for each of the
drawer sections.
Then press the Pump buttons
to turn the pumps on.
18 U421-I2A & U431-I2A OPERATOR'S MANUAL
G.6
Place a container under the
spigot and open the spigot
to allow the mix to fl ush out
about 8 ounces (0.23 liters) of
sanitizing solution and liquid
mix.
G.7
Allow cylinders to fi ll until
the pumps shut off . Press the
valves to release pressure
in the cylinders.
The cylinders will be fi lled
to the proper level after the
pumps shut off the second
time.
G.8
Press the On/Off buttons
to turn on the freezing
cylinders then press the
Push to Freeze buttons.
When the product is ready,
the display will read "SERVE" or "SERVE 2". Open the
spigot to dispense product.
G.9
If the control fl ashes and displays "Check Mix", open
the cabinet and check the mix bags. This message is
generally displayed when air gets into the mix lines.
Operate normally to clear the error.
If "Mix Out" is displayed, check the mix levels in the
bags and replace as necessary.
513713 REV.0