Concerned about your Hoshizaki ice maker beeping and not sure why or what to do?
When your Hoshizaki Ice Maker starts beeping, it’s sending you an alert about a specific issue. One beep every three seconds is a high temperature warning. Two beeps mean there’s a long harvest cycle, possibly due to low ambient temperatures or insufficient water supply. Three beeps indicate a long freeze cycle from float switch failure, while six and seven beeps pertain to voltage problems. Keep going through this article, and you’ll unravel more about what these codes mean and how to troubleshoot them.
- High Ice Production Capacity – Produces up to 55 lbs. of top hat gourmet ice cubes per day, perfect for parties, restaurants, or large households needing a consistent supply of ice.
- Built-in Storage Bin – Features a 22 lbs. built-in ice storage capacity, allowing you to always have a reserve of ice on hand for whenever you need it.
- Compact Undercounter Design – Measuring under 34 inches tall, this icemaker fits conveniently under most counters, making it ideal for tight spaces in kitchens, bars, or outdoor setups.
- Easy Maintenance – Equipped with an easily disassembled water circuit for quick and efficient cleaning, helping extend the unit’s lifespan with minimal effort.
- Outdoor Use Approved – UL-approved for outdoor use, this icemaker can be placed in patios or outdoor kitchens, offering versatility for various environments.
Understanding Hoshizaki Ice Maker Beep Codes
Ever wondered why your Hoshizaki ice maker is beeping? It’s not just making noise—it’s communicating with you! Those beeps are codes, each telling you about specific ice machine issues that need your attention.
For instance, two beeps indicate a long harvest cycle, often due to freeze-ups or low water supply. If you hear three beeps, it’s signalling a long freeze cycle, which can occur when the float switch fails to open within an hour.
There are even more beep codes for various sensor and voltage problems. Understanding these codes is an essential part of troubleshooting your Hoshizaki machine, helping you keep it in excellent condition.
Single Beep: High Temperature Warning
When your Hoshizaki ice maker emits a single beep every three seconds, it’s sending you a clear message. It’s a high temperature safety warning, indicating that the thermistor is reading a temperature of 127°F or higher.
This alarm can hinder ice production, requiring you to diagnose the issue.
The most common culprit is hot water migration, responsible for around 95% of these alarms. Here’s what you should watch for:
- Hot water entering the machine
- Water not reaching the unit
- Faulty hot gas valve or plumbing setup
Your task is to guarantee water lines are insulated and check adjacent systems for hot water migration.
Two Beeps: Indications of a Long Harvest Cycle
If your Hoshizaki ice maker is sounding off two beeps, it’s alerting you to a long harvest cycle that’s exceeding 20 minutes.
This means your machine’s thermistor hasn’t reached the minimum temperature of 48°F to complete the cycle. It’s like a cry for help from your ice maker, and you’re the only one who can rescue it.
Potential causes could be low ambient temperatures, an insufficient water supply, or even adverse weather conditions.
Don’t ignore this two-beep alarm. It’s vital to start troubleshooting immediately to prevent the machine from shutting down.
Regularly check your water supply and float switch functionality.
Three Beeps: What a Long Freeze Cycle Means
So, you’re hearing three beeps from your Hoshizaki ice machine? That’s your machine’s way of telling you it’s stuck in a long freeze cycle. The float switch hasn’t opened to end the cycle, and the control board has initiated a safety alarm.
Now, imagine this:
- Your machine, tirelessly working but unable to complete its freeze cycle
- The float switch, stuck and unable to signal an end to the freeze cycle
- The control board, taking charge and sounding the alarm with three beeps
These are signs that require troubleshooting. Possible causes could be mechanical issues, low refrigerant levels, or dirty filters.
Regular maintenance can help you avoid these problems and keep your ice machine running smoothly.
Four Beeps: Shorted Circuit on Mechanical Bin Sensor
Hearing four beeps from your Hoshizaki ice maker? You’re not alone. This is a common issue indicating a short circuit on the mechanical bin sensor.
In most cases, this is due to faulty wiring connections or a malfunctioning bin sensor, disrupting your ice production. This can lead to overproduction or underproduction of ice, causing you unnecessary stress.
The first step? Inspect the wiring connections for signs of damage and check the sensor’s functionality.
If this doesn’t resolve the problem, don’t worry. You’re part of a community that understands your struggle. It’s time to seek professional assistance.
Five Beeps: Open Circuit on Mechanical Bin Sensor
While your Hoshizaki ice maker may have been working flawlessly for a while, the machine’s sudden series of five beeps can give you pause. You’re not alone, and understanding this signal helps you belong to the community of informed users.
The five beeps indicate an open circuit on the mechanical bin sensor, affecting ice production.
- An open circuit disrupts the machine’s ability to sense the ice bin’s status.
- This can cause overfilling or other operational issues.
- The culprit is often installation errors or faulty wiring connections.
Don’t panic. Instead, inspect the wiring related to the mechanical bin sensor.
If you’re uncertain, reach out to a seasoned Hoshizaki technician. Together, we can keep the ice flowing smoothly.
Six Beeps: Dealing With Low Voltage
If your Hoshizaki ice machine suddenly emits six beeps, you’re dealing with a low voltage situation. This alarm is a wake-up call, telling you that voltage has dipped below 92 volts.
It’s your machine’s way of asking for help, as low voltage triggers an automatic reset error on the control board, affecting normal operation. To feel that sense of belonging again, it’s essential to inspect your electrical wiring and power source.
Issues, such as inadequate wiring or fluctuations, commonly cause this voltage drop. By swiftly addressing these problems, you can restore harmony, avoiding further damage, and keeping your ice machine happily producing ice.
Seven Beeps: Coping With High Voltage
Just as you’ve managed to cope with a low voltage issue signaled by six beeps, another challenge awaits when your Hoshizaki ice maker emits seven beeps.
Those seven beeps mean your ice machine is facing high voltage issues, exceeding 147 volts +/- 5 percent. You’re not alone in this; many have faced and successfully resolved this issue.
- Picture the high voltage causing an automatic reset, shutting down your machine until proper voltage levels return.
- Imagine the common culprits: electrical issues like a high leg or stinger supplied to the machine.
- Visualize technicians switching the power legs at the machine’s back, restoring its operation.
- The KM-231BAJ is capable of producing approximately 213 lbs of crescent cubed ice. This Undercounter Air-cooled, Built in Storage Bin icemaker stores up to 80 lbs of ice*, which makes it ideal for small bars, hotel lobbies, and office break rooms. It features the CycleSaver design and includes the EverCheck alert system making the unit simple to maintain. The KM-231BAJ requires a Single phase, 115v/60/1, 6.5 ft cord with NEMA 5-15 plug electrical connection. Front in, front out airflow. Please consult the Specification Sheet for additional details.*Rated in accordance with AHRI Standard 820(I-P). Capacity based on 100% of total volume x 30 lb/ft3 average density of ice. Replaces KM-230BAJ.
Troubleshooting Tips for Hoshizaki Ice Maker Beeping
Since your Hoshizaki ice machine uses specific beep patterns to signal different operational issues, understanding what these beeps mean is key to troubleshooting.
If your Hoshizaki ice machine is beeping, don’t panic. Beeping is its way of asking for a bit of help.
Say you hear three beeps, it’s telling you to check the float switch or hit that alarm reset button.
Two beeps? It’s time to inspect the water inlet valve and other water supply components.
As part of our ice-making family, you’re equipped to prevent breakdowns and guarantee smooth freeze cycles.
Regular checks of your voltage supply are essential too.
Popular models include the Hoshizaki AM-50BAJ Gourmet Ice Maker with Bin, Air Cooled, 51 Pound Production per 24 Hours and also the Hoshizaki KM-231BAJ, Crescent Cuber Ice Maker, Air-Cooled, Built in Storage Bin, both are ideal for commercial kitchens.