

Scotsman code 1: freeze too long on a cuber, no ice sensed on a nugget machine
On a Prodigy cuber, 1 means the freeze passed its maximum time; a blinking 1 means the controller is retrying and a steady 1 means it gave up after three long freezes in a row.
Mon–Sat, 8am–8pm
- Harvest and freeze cycle
- Ice machine harvest repair
- Source: Scotsman
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What 1
actually means.
On a Prodigy cuber, 1 means the freeze passed its maximum time; a blinking 1 means the controller is retrying and a steady 1 means it gave up after three long freezes in a row. On a CM3 nugget or flake machine, the photo eyes in the ice chute saw no ice within the allowed time; a blinking 1 is a ten-minute pause and retry, a steady 1 is a shutdown after three misses. Both come down to water, airflow, or a weak cooling system.
Scotsman ice machine display
What to do when 1 shows on the ice machineKind of codeHarvest and freeze cycle
A freeze ran longer than the board allows, or a harvest started and the ice never fell. Scale on the evaporator holds the sheet to the plate, a thickness probe crusted with minerals never signals, a hot gas valve that does not open leaves the plate cold, a harvest assist that does not push, or a water curtain that swings without tripping its switch all end in this family. A cleaning cycle run by the manual often clears it; a valve or a probe is a technician's job.
Usually leads toIce machine harvest repair
The hot gas valve, harvest assist, curtain switch and thickness probe that decide when a sheet of cubes is done and make it drop.
Shows up asIce Machine Error Code or Flashing Light: What It Is Telling You
An ice machine error code may show as a number on a small display, a pattern of blinking lights on the control board, a colored light on the front, or a machine that stops with one indicator flashing.
MakeScotsman
A Scotsman visit sorts out which kind of ice the machine makes, because each kind follows a different service path.
SourceScotsman Prodigy ELITE modular cuber service manual, MC0322 through MC2148 (January 2022)
Prodigy and Prodigy ELITE cubers (MC and C models) show one character in the code display next to the lights. Prodigy flaked and nugget machines with the CM3 control (N and F models) use the same display with a different code list. Cuber maximum freeze on the ELITE is 45 minutes.
Before you book,
in this order.
Each step comes from Scotsman's own guidance for 1 on its ice machines. Follow it to the end: the last card says whether this is a visit.
Check that the water supply is on and the filter cartridge is not overdue.
Clean the air filter in front of the condenser and clear anything blocking the intake or exhaust.
Restart by pressing Off and then On; if a steady 1 comes back, book a visit.
Still there?
It usually turns into ice machine harvest repair. Book with the code and the model number.
What not to do
A blinking 1 is a retry, not yet a shutdown, so a machine showing it may recover by itself. On a cuber the code does not concern the curtain or harvest; that is 2.
What you may
notice with it.
The ice machine problems 1 tends to arrive with. Answer these at the ice machine before anyone is booked.
All problemsWhere 1 usually leads
Ice machine harvest repair.
Scotsman
ice machines.
A Scotsman visit sorts out which kind of ice the machine makes, because each kind follows a different service path.
Scotsman ice machine repairMore Scotsman codes
Harvest and freeze cycle on other makes
Modular ice machine
An ice-making head set on top of a separate storage bin or drink dispenser, cooled by air, water or a condenser on the roof, turning out hundreds of pounds of cubes a day.
Undercounter ice machine
A self-contained ice machine that makes and stores its own ice under a bar, a service counter or a kitchen island, from commercial units to clear-ice models in large homes.
Nugget ice machine
An ice machine that freezes a thin layer inside a chilled cylinder and pushes it out with an auger as soft, chewable nuggets, for clinics, offices, hotels and large homes.
In Scotsman's own words
Max Freeze Time Shut Down
Every code on this site is taken from the manufacturer's documentation, never from a forum or a parts listing. Prodigy and Prodigy ELITE cubers (MC and C models) show one character in the code display next to the lights. Prodigy flaked and nugget machines with the CM3 control (N and F models) use the same display with a different code list. Cuber maximum freeze on the ELITE is 45 minutes.
Scotsman 1 ice machine repair,
where we come out.
The same visit in every metro below: the code, the model number, and a diagnosis before any part is ordered.
All service areasTampa BayFL · 31 areas
Miami / South FloridaFL · 47 areas
New York MetroNY · 75 areas
HoustonTX · 36 areas
ChicagoIL · 50 areas
Los AngelesCA · 95 areas
San DiegoCA · 31 areas
Questions
about 1.
Can I clear 1 myself?
What does a blinking 1 mean on my Scotsman Prodigy?
Why does my Scotsman nugget machine show 1 when the bin is empty?
How do I restart a Scotsman after a steady 1?
Back to your everyday
Still showing 1?
A booking with a code goes further when it carries the light or code copied as it appeared, the model and serial off the data plate, and a word on whether cubes still fall into the bin. With those three in hand, our office can match the probable part to your machine the same afternoon.