Vollrath Stoelting U421 I2, Руководство оператора

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Owner’s Manual #513685 8 U421 I2 Model Machines
SETTING CONSISTENCY
A. Fill the mix container with liquid mix.
B. Press the Pump On/Off button. Prime the freezing
cylinder. After the pump button is pressed, mix will
partially
fi
ll the freezing cylinder and the pump will
cycle off. After the pump turns off, press the air
bleed valve on the front door to prime the freezing
cylinder. Release the valve and pull outwards.
Make sure the mix level in the freezing cylinder
is above the hub on the auger shaft.
C. Press the Push to Freeze button and let the
machine cycle 4-5 times.
D. Draw product from the barrel immediately after
the compressor cycles off after the
fi
fth time and
test the product for consistency and temperature.
E. Adjust the product consistency by increasing or
decreasing the Consist Offset settings. These
settings are under the Modify Settings Basic
Settings menu
F. If the machine short cycles (short on/off
compressor run times), change the settings as
follows:
1. If the product is too soft, increase the
CutIn Consist Offset.
2. If the product is too
fi
rm, decrease the
CutIn Consist Offset.
F. After the consistency is set, press the left arrow
button once so that the Modify Operating Settings
screen is displayed.
SETTING SERVE TIME AND OVERRUN DETAILS
A. Go to the Advanced Settings (2 of 3) screen and
scroll down to the Time to Dispense 16 oz option.
B. Time how long it takes to dispense 16 oz of product
into a cup and change the value in the control.
C. Measure to overrun of the product and change
the value in the control. To measure overrun, do
the following:
1. Zero a scale with an 8 - 16 oz cup.
2. Fill the cup with liquid mix and weigh it.
Make sure the mix is
fi
lled to the rim.
3. Fill the cup with frozen product.
4. Scrape the top of the cup with a straight
edge.
5. Weigh the
fi
lled cup.
6. Calculate the overrun using the following
equation:
D. Change the value in the control.
E. Press the left arrow button until the Current Status
screen is displayed.
SETTING DISCHARGE PRESSURE ON WATER
COOLED MACHINES
A. Water cooled machines require the water
condenser valves to be adjusted to maintain a
235-240 psig discharge pressure.
When adjusting the discharge pressure the
machine must be under a full load with both
cylinders running.