Stoelting U421 series Operator's Manual page 16

Section 2: Operation
F.1
Prepare 2 gallons of sanitizing
solution for each freezing
cylinder. Following the sanitizer
manufacturer's instructions for
preparing the sanitizing solution.
Place the coiled hoses with bag
adapters into the buckets of
sanitizer.
F.2
Press the Main Power
button. Then press the
Pump buttons to turn the
pumps ON.
F.3
Check for leaks when the freezing cylinder is fi rst
pressurized with sanitizing solution.
1. Check for leaks at the front door seals.
2. Check the drain tray located in the side panel for
leaks coming from the rear of the rear auger seal.
3. Check the inside of the cab unit for leaks at the
hose connections.
16 U421-I2A & U431-I2A OPERATOR'S MANUAL
F.4
After you hear the pump
shut off, press the air
bleed valves to release
the air pressure. Allow
water to fi ll the freezing
cylinders.
F.5
Press the CLEAN buttons to
start the augers rotating. The
IntelliTec2™ display shows a
5-minute timer.
F.6
While the cylinders are being sanitized complete the
following:
1. Remove the buckets containing sanitizer.
2. Install spigot extensions and rosette caps (if
applicable).
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