Hoshizaki KM-900MWF, KM-900MAF service manual KM-900MRF3

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4. KM-900MRF3

* We reserve the right to make changes in specifications and design without prior notice.

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Contents KM-900MAF KM-900MWF KM-900MRF Hoshizaki AMERICA, INC Contents Maintenance Specifications KM-900MAFKM-900MWF KM-900MRF KM-900MRF3 Condensing Unit URC-12F Specifications Model URC-12F II. General Information Construction KM-900MWF KM-900MRF KM-900MRF3 Features of Control Products E Controller Board Controller BoardSOLID-STATE Control Controller BoardPage Beep every 3 sec. = High Evaporator Temperature 127 F Minute Fill CycleHarvest Cycle Freeze CycleControl Products HOS-001A Board Sequence 1st Cycle Important Water Valve opening is limited to 6 minutes2nd Cycle and after with pump drain 2nd Cycle and after with no pump drain Controls and Adjustments OFF KM-900MWFSetting Time Setting Frequency Checking the Controller Board Page III. Technical Information KM-900MWF KM-900MRF and KM-900MRF3 Wiring Diagrams KM-900MWF KM-900MRF KM-900MRF3 Timing Chart From Defrost Cycle To Defrost CycleTo Freeze Cycle From Freeze Cycle Performance Data KM-900MWF KM-900MRF KM-900MRF3 IV. Service Diagnosis No ICE Production Problem Possible Cause RemedyController Board Problem Possible Cause Remedy Evaporator is Frozen UP LOW ICE ProductionAbnormal ICE OthersRemoval and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Evacuation and Recharge R-404ABrazing Removal and Replacement of Compressor Important Page Removal and Replacement of Drier Removal and Replacement of Expansion ValveRemoval and Replacement of HOT GAS Valve and Line Valve Page Removal and Replacement of Evaporator Important Page Adjustment of Water Regulating Valve WATER-COOLED Model only Page Removal and Replacement of Thermistor Caution Removal and Replacement of FAN Motor Removal and Replacement of Water Valve Removal and Replacement of Pump MotorRemoval and Replacement of Spray Tubes VI. Maintenance and Cleaning Instructions Preparing the Icemaker for Long StoragePage Cleaning Cleaning Procedure Sanitizing Procedure Following Cleaning Procedure Maintenance

KM-900MAF, KM-900MRF3, KM-900MWF, KM-900MRF specifications

The Hoshizaki KM-900MRF3, KM-900MRF, KM-900MAF, and KM-900MWF are high-performance ice machines renowned for their efficiency, durability, and advanced technology. These models are designed to meet the needs of various industries, including restaurants, bars, and hotels, where ice production is critical for ensuring customer satisfaction.

One of the standout features of the KM-900 series is its high ice production capacity. Each model can produce an impressive amount of ice per day, making it suitable for high-demand environments. The KM-900MRF3 and KM-900MRF models are particularly noted for their ability to create crescent ice, which is known for its density and slow melting properties, ideal for beverages. On the other hand, the KM-900MAF and KM-900MWF models are designed to produce flake ice, which is perfect for display purposes and for use in food processing.

The KM-900 series uses a patented ice-making system that maximizes efficiency while minimizing energy consumption. These machines are equipped with powerful compressors and evaporators, ensuring quick and reliable ice production. Hoshizaki's commitment to energy efficiency is reflected in the low energy consumption rates of these machines, which are designed to operate quietly and with minimal environmental impact.

Moreover, each model features a durable stainless steel exterior, making them resistant to corrosion and easy to clean. This durability ensures that the machines maintain their high performance over time, even in demanding environments. The user-friendly control panel allows for easy operation and monitoring, while the built-in diagnostics can alert users to any potential issues, ensuring quick maintenance and minimal downtime.

The KM-900 series also prioritizes hygiene with its easy-to-clean design, including removable components and smooth surfaces that prevent bacterial growth. This is crucial for establishments that need to comply with health and safety regulations.

In summary, the Hoshizaki KM-900MRF3, KM-900MRF, KM-900MAF, and KM-900MWF models set the standard for commercial ice production. With their robust features, energy-efficient technology, and commitment to hygiene, these machines are an excellent investment for any business requiring high volumes of reliable ice. Their advanced design ensures that businesses can operate smoothly while providing customers with quality service.