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  • Writer's pictureDanny Klos

How to Reset the 4 Most Common Commercial Ice Makers

Updated: Apr 8

How to reset the most common Hoshizaki commercial ice maker

Hoshizaki ice machines have up 7 different error codes that alert the user by beeping. Each sequence of ice machine beeping can give the user information as to what may be causing your Hoshizaki ice machine to shut down on a safety limit. Depending on what type of problem your ice machine may be exhibiting, these error codes can be extremely valuable to help diagnose a problem with your ice maker. Before resetting your Hoshizaki ice maker, take a few seconds to count the number of beeps coming from your ice machine. Write this down, or take a video on your smartphone, keep this somewhere safe in case you have to call a professional ice machine service company, this information could save valuable time and money when diagnosing a broken commercial ice machine.


The Hoshizaki ice maker has a main control board inside the electrical compartment. The board colors have evolved over the years and may be green, tan, or blue. Each board has a white reset button. Older Hoshizaki ice machine models may have a black reset button. To reset your Hoshizaki commercial ice maker follow these steps:


**CAUTION**


COMMERCIAL ICE MACHINES OPERATE WITH HIGH VOLTAGE. IF YOU DO NOT FEEL COMFORTABLE PERFORMING THESE STEPS, PLEASE STAY SAFE AND REACH OUT TO YOUR LOCAL COMMERCIAL ICE MACHINE REPAIR COMPANY. IF YOU NEED ASSISTANCE IN LUBBOCK, TEXAS OR AUSTIN, TEXAS PLEASE CALL (512) 651-4565 TO PLACE A SERVICE CALL.

**THESE STEPS MUST BE PERFORMED WITH THE ICE MAKER ON, WITH POWER GOING TO THE ICE MACHINE. READ ALL STEPS BEFORE RESETTING YOUR HOSHIZAKI ICE MACHINE.

YOU MAY ALSO FOLLOW THIS LINK TO FIND A LOCAL HOSHIZAKI ICE MAKER REPAIR COMPANY NEAR YOU.**


Step 1. Remove the main cover of the ice machine.

Step 2. Remove the electrical cover.

Step 3. Once the electrical cover has been removed locate the electrical control board. This board will be either green, tan, or blue.

Step 4. Locate the white reset button on the control board.

Step 5. Using something non-conductive like the end of silicone spatula or the back of a sharpie, press and hold the reset button for 1 second.


Hoshizaki Control Board

This will reset your Hoshizaki commercial ice maker and bring it back into the ice making process. If you experience further issues with your commercial ice maker, call your local service provider.



How to reset the most common Manitowoc commercial ice machine models

Reset the Manitowoc Indigo or NXT models

Manitowoc ice machines can shut down on 2 different safety limits. These are simply labeled safety limit number 1 and safety limit number 2. Directly taken from the Manitowoc service manual these limits are defined as:

- Safety Limit # 1 - If the freeze time reaches 60 minutes, the control board automatically initiates a harvest cycle. If 6 consecutive 60-minute freeze cycles occur, the ice machine stops.

- Safety Limit # 2 - If the harvest time reaches 3.5 minutes, the control board automatically returns the ice machine to the freeze cycle. If 500 consecutives 3.5-minute harvest cycles occur, the ice machine stops.

If your machine shuts down on a safety limit, the Manitowoc Indigo and NXT models will safely store this information inside the ice machine if it needs to reference in the future by your local ice machine service company.


To reset your Manitowoc commercial ice maker please perform the following steps:

Step 1. Remove the front cover of the ice machine.

Step 2. Press and hold the off button for 4 seconds.

Step 3. Verify if there is ice located on the ice making evaporator

Step 3a. If ice is found on the evaporator, allow all the ice to melt before moving on to step 4

Step 3b. If no ice is present on the evaporator plate, move on to step 4.

Step 4. Unplug the ice maker, or if the ice machine is permanently wired, locate the breaker and turn off the breaker for 15 seconds.

Step 5. Plug the ice machine back in or turn the breaker back on after waiting 15 seconds. Press and release the ON button. The blue light will illuminate, indicating the ice maker has been reset


Manitowoc Indigo NXT display board



Reset the Manitowoc S-Model or Koolaire by Manitowoc Ice Machines

The S-Model and Koolaire model ice machines also have 2 safety limits which are used to indicate any errors that the ice maker may have experienced. Before resetting these ice makers, remove the electrical cover and note which safety limit red LEDs are illuminated and whether they are continuously illuminated or flashing. Take a short video or write the sequence down. If you end up finding it necessary to call your local ice machine service provider, this information will be extremely helpful in diagnosing your commercial ice machine, saving you time and money.


Use the following steps to reset your commercial Manitowoc S-Model or Koolaire ice maker:

Step 1. Remove the front cover panel of the ice maker.

Step 2. Locate the on/off switch. This is a multi-position switch, allowing you to place the ice machine in the on position, off position, or clean position.

Step 3. Turn the on/off/clean switch off and back on, 3 times in a row. On-Off. On-Off. On-Off.

Step 4. Turn the on/off/clean switch back into the on position. This will reset your Koolaire ice machine or Manitowoc S-Model ice maker.


Correct steps to reset your commercial Manitowoc S-Model or Koolaire ice maker

If you find yourself needing additional help getting your Manitowoc or Koolaire ice machine back to operational status and your located in the Austin or Lubbock, Texas areas please call (512) 651-4565. If you find yourself further than 120 miles outside Lubbock or Austin, please visit https://www.manitowocice.com/Service/Service-Locator to find a local Manitowoc approved service company.


Reset the Scotsman Prodigy Ice Maker

Before resetting the Scotsman prodigy ice maker, remove the front cover and make note of the error code located on the front of the control board display. This code can lend pertinent information as to why the ice machine shut off. Keep this information handy in case you need to call your local service rep.


In the Lubbock or Austin, Texas areas call Tri-Point Refrigeration at (806) 686-0050. If you are located a considerable distance from these two locations you may visit https://www.scotsman-ice.com/locators/ServiceDealer/ to find a Scotsman service rep.


To reset a Scotsman commercial ice machine observe the following steps:

Step1. Remove the ice machine front cover.

Step 2. Locate the red off button and press and hold until the display shows “O".

Step 3. Press and hold the green button until the ice machine resets, and resumes operation.

Steps to reset a Scotsman commercial ice machine


Resetting the Ice-O-Matic Elevation series ice maker

Step 1. Remove the front cover of the Ice-O-Matic ice machine.

Step 2. Locate both the on/off and clean buttons on the right-hand side of the ice maker.

Step 3. Hold both buttons down at the same time until the blue and yellow lights flash.

Step 4. Release both buttons.

Step 5. Press and release the power button 1 time to reset your Ice-O-Matic ice machine.


Steps to resetting the Ice-O-Matic Elevation series ice maker

There are many different models of commercial ice makers manufactured by many different brands. If you find yourself in need of help resetting your commercial ice maker or need to schedule maintenance due to an ice machine constantly tripping a safety limit call Tri-Point Refrigeration located in Lubbock, Texas (806) 686-0050 and Austin, Texas (512) 651-4565.



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