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UF424 / UN324 Technical Manual
Specifications
This ice maker is designed to be installed indoors,
in a controlled environment. Although it can operate
in a wide range of air and water temperatures, it
will provide the best performance if not subject to
extremes.
Air Temperature Limitations
o
•
Maximum: 100
F or 38
o
•
Minimum: 50
F or 10
Water Temperature Limitations
o
•
Maximum: 100
F or 38
o
•
Minimum: 40
F or 4.4
Water Pressure, Potable
•
Maximum: 80 PSI or 5.5 BAR
•
Minimum: 20 PSI or 1.3 BAR
Water Pressure, Condenser inlet
•
Maximum: 145 PSI or 10 BAR
•
Minimum: 20 PSI or 1.3 BAR; can be as low as
5 PSI or 0.3 BAR if clean and supplied with 45
water.
Condenser GPM
o
o
•
70
F or 21
C water: 0.25 GPM or 0.95 LPM
o
o
•
50
F or 10
C water: 0.15 GPM or 0.57 LPM
Voltage 115 volt models
•
Maximum 126 VAC
•
Minimum 104 VAC
Water Conductivity:
•
Minimum:10 micro Siemens/CM
RO water may be supplied to the potable water
system, but if it has less than the above conductivity,
the water level sensor will not detect water and the
unit will not make ice.
Deionized water is not recommended due to its
potential corrosive nature and any damage caused by
DI water will not be covered by warranty.
o
C
o
C
o
C
o
C
September 2017
Operating the machine outside of any of the above
limitations is considered abuse and any resulting
damage is not covered by warranty and could cause a
complete loss of warranty coverage.
Warranty Information
The warranty statement for this product is provided
separately from this manual. Refer to it for applicable
coverage. In general warranty covers defects
in material or workmanship. It does not cover
maintenance, corrections to installations, or situations
when the machine is operated in circumstances that
exceed the limitations printed above.
Product Information:
The UF424 produces flaked ice and the UN324
produces nugget ice. The ice is stored in an insulated
bin with ice level automatically maintained by the
control system.
o
F
A back flow preventer may be required by local
plumbing codes.
Has a 5.5 ft. power cord with NEMA 5-15P plug.
Air cooled models flows in the right front and out the
left front and include a cleanable air filter.
Legs are provided, thread size is 5/8-11. Replacement
leg kit number is KLP7.
Machine may be installed without legs.
For available options and kits, see sales literature.
Scotsman Ice Systems are designed and
manufactured with the highest regard for safety and
performance. They meet or exceed UL563, verified by
Intertek, ETL.
Page 3
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