Scotsman NU130 User manual

NU130
Nugget Ice Machine

NU130 Cabinet
•15 inch wide cabinet
•Air cooled only
•Can be built in – air in
and out the front
•Service panel on side
•Stainless Steel
•Listed for outdoor use

Components
•Compared to cube
ice machines:
–No spray pump
–No spray jets
–No hot gas valve
–No inlet water
solenoid valve
–No Freeze or
Harvest Cycles
•But it does have:
– Continuous flow,
steady state
system
– Auger
– Gear reducer
– Float valve

In the Bin
Ice Outlet Chute
Bin Level Sensor
Dataplate

In the Bin
Drain
Condensate Drain Hose
Scoop Holder

Cabinet
•Air in and out the
front
•Front Service
Panel
•Kickplate
– Access to
condenser

Side Service Panel
Provides access to bin drain, drain pump (when used), fan
motor and compressor.

Reverse Door Swing
•Remove top pin
– Lift door off bottom pin
•Remove hole plugs
•Switch hinges top to
bottom & side to side
•Install hole plugs
•Reattach door

Installation
•Power
– 115 volt model with power cord
•Water
– ¼” OD copper tube on back, compression
fitting ships in attached bag
•Drain
– Gravity model
– Pump model or kit (A39462-021)

Electrical
•115 volt, 60 Hz power
•Unit must be on separate 15 amp circuit
•Outlet should be accessible or must use circuit
breaker to shut off power during service
•No extension cords permitted

Water Supply Connection
•Connection on back
•Compression fitting
shipped with unit
•20 to 80 lb pressure
•Coil inlet tubing to this
fitting when unit built in
•Back flow prevention is by
air gap at the float valve

Drain
•Gravity
– Connect to hose
inside cabinet
– Drain tubing must not
trap water
– Vent and use rigid
tubing outside of
cabinet
– Route and slope to
drain
– Maintain code air gap
•DrainPump
– Hose pre-connected
– Route to drain
– Maintain code air
gaps
– Pump will activate
when water backs
up into inlet hose
– Conversion kit
available

Control Panel
Status Light
Check Water Light
Time-to-Clean
Indictor Light
Clean-
Reset
On/Off

Initial Start Up
•Connect power
– Panel lights blink
and go out
•Turn on water
supply
•Push On-Off button
– Ice making light
switches ON
•Compressor, Fan
Motor and Auger
Drive Motor operate
•In about 10 minutes
ice will begin to fall
into the bin

Control Panel – Ice Making Mode
•Green Ice Making Light
– Indicates ready to make ice
– Does not indicate operation, bin full or
empty

Control Panel – Check Water
•RedLight
– Indicates Lack of Water to Machine
– No ice will be made while light is on
– Restarts automatically when water restored

Control Panel – Time to Clean
•Yellow Light
– On after 6 months of power up time
– Indicates the machine needs to be cleaned
• Scale removed
• Condenser cleaned
• Unit sanitized

Ice Making Components
•Evaporator
– Vertical stainless steel,
refrigerated tube
– Refrigeration coil wrapped
on outside of tube
– 12 internal grooves
• Guide ice vertically

Ice Making Components
•Auger
– Double-spiral, solid stainless steel auger
Water Seal

Ice Making Components
•Breaker Head
– Combination extruding head and bearing
retainer