Hoshizaki DCM 300BAH(-OS) instruction

NOTICE

•Follow the instructions in this manual carefully to reduce the risk of costly water damage.

•In areas where water damage is a concern, install in a contained area with a floor drain.

•Install the icemaker in a location that stays above freezing. Normal operating ambient temperature must be within 45°F to 100°F (7°C to 38°C).

•Do not leave the icemaker on during extended periods of non-use, extended absences, or in sub-freezing temperatures. To properly prepare the icemaker for these occasions, follow the instructions in "VI.C. Preparing the Icemaker for Periods of Non-Use."

•Keep ventilation openings, in the appliance enclosure or in the built-in structure, clear of obstruction.

•Do not place objects on top of the icemaker.

•The storage bin is for ice use only. Do not store anything else in the storage bin.

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Hoshizaki DCM 300BAH(-OS) service manual

DCM 300BAH(-OS) specifications

The Hoshizaki DCM 300BAH(-OS) is a high-performance ice and water dispenser designed to meet the demands of various commercial environments. Known for its reliability and efficiency, this machine is widely used in restaurants, hotels, and catering services where a continuous supply of ice is essential.

One of the standout features of the DCM 300BAH(-OS) is its ability to produce crescent-shaped ice, which is favored in many settings for its hardness and slow-melting properties. This type of ice helps maintain the temperature of beverages longer without diluting them too quickly, making it ideal for mixed drinks and soft drinks alike.

Technology-wise, the Hoshizaki DCM 300BAH(-OS) integrates advanced refrigeration components that enhance energy efficiency. The machine is designed with a patented cooling system that reduces energy consumption while maintaining optimal ice production. Moreover, it is equipped with a highly efficient compressor that ensures quick recovery times even during peak usage.

One characteristic that sets this model apart is its space-saving design. With a footprint that allows for easy placement in tight quarters, it is particularly suited for establishments with limited counter space. The sleek and contemporary exterior also means it complements a variety of decor styles, making it a versatile addition to any commercial kitchen or bar.

The unit boasts a user-friendly interface, with easy-to-read indicators for ice and water levels, allowing staff to manage operations seamlessly. Additionally, the DCM 300BAH(-OS) features a self-cleaning cycle, which automates the sanitation process to ensure the utmost hygiene standards are maintained. This feature not only saves time but also enhances the longevity of the unit by reducing wear and tear.

Its durable construction is another strong point. Built from high-quality stainless steel, the DCM 300BAH(-OS) is resistant to corrosion and wear, ensuring it can withstand the rigors of daily use. Furthermore, Hoshizaki products are renowned for their reliability, and this model upholds that reputation, providing consistent performance with minimal downtime.

In summary, the Hoshizaki DCM 300BAH(-OS) stands out for its efficient ice production, innovative technology, space-saving design, user-friendly features, and robust durability, making it an ideal choice for any business that requires a reliable ice and water dispensing solution.

Contents

DCM-300BAH-OS Hoshizaki AMERICA, INC Contents Page Important Safety Information Page Specifications Icemaker DCM-300BAH-OS II. General Information Construction Icemaker Icemaking Unit Sequence of Operation Sequence Cycles and Shutdown Shutdown & Restart Sequence Flow ChartCycle Steps 12-Hr. Drain Cycle Control Board DCM-PB Push Button Model Control Board Control Board LayoutControl Board K5 Connector DCM-OS Opti-Serve Model Control Board Power Switch, Control Switch, and Dispense Mode Switch Power SwitchLED Lights and Components Control Switch Dispense Mode SwitchPage Wiring Diagrams DCM-300BAH-OS Performance Data IV. Service Diagnosis Diagnostic ProcedureIce Production Check Page Page Page Page Control Board Check 5VDC Output ChecksPage Opti-Serve Model ICE and AM LEDs are on K5 Pin #7 R wire Page Bin Control Check Float Switch Check and Cleaning Float Switch Check Float Switch Cleaning Startup Diagnostic ChartsNo Ice Production Fill Cycle Ice Purge Cycle Shutdown Ice Dispense Opti-Serve Ice/Water DispenseIce Dispense Push Button Water Dispense Push Button 3b. Ice Dispense Portion Opti-Serve OS Sensors3a. Ice Dispense Continuous 3c. Water Dispense Removal and Replacement of Components Service for Refrigerant Lines Refrigerant Recovery BrazingEvacuation and Recharge R-404A Important Notes for Component Replacement Evaporator Assembly Removal and Replacement of Extruding Head Upper Bearing Wear Check Removal and Replacement of Auger Removal and Replacement of EvaporatorPage 5b. Lower Housing Removal and Replacement of Gear Motor Dispense Auger and Agitator Dispense or Agitating Motor VI. Cleaning and Maintenance Cleaning and Sanitizing Instructions Water System Sanitizing Solution Cleaning and Sanitizing Procedure Dispense Components Water Dispense Nozzle Ice Dispense Spout Spout Cover Maintenance Maintenance ScheduleFrequency Area Task Preparing the Icemaker for Periods of Non-Use VII. Disposal