Hoshizaki DCM 300BAH(-OS) service manual

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IV. Service Diagnosis

21

A. Ice Production Check

21

B. Diagnostic Procedure

21

C. Control Board Check

26

D. Bin Control Check

31

E. Float Switch Check and Cleaning

32

1. Float Switch Check

32

2. Float Switch Cleaning

33

F. Diagnostic Charts

34

V. Removal and Replacement of Components

38

A. Service for Refrigerant Lines

38

1. Refrigerant Recovery

39

2. Brazing

39

3. Evacuation and Recharge (R-404A)

39

B. Important Notes for Component Replacement

40

1. Upper Bearing Wear Check

42

2. Removal and Replacement of Extruding Head

42

3. Removal and Replacement of Auger

43

4. Removal and Replacement of Evaporator

43

5. Removal and Replacement of Mechanical Seal and Lower Housing

45

6. Removal and Replacement of Gear Motor

46

7. Dispense Auger and Agitator

47

8. Dispense or Agitating Motor

47

VI. Cleaning and Maintenance

48

A. Cleaning and Sanitizing Instructions

49

1. Water System

49

a) Cleaning Solution

49

b) Cleaning Procedure

49

c) Sanitizing Solution

50

d) Sanitizing Procedure - Following Cleaning Procedure

50

2. Dispense Components

51

a) Cleaning Solution

51

b) Sanitizing Solution

51

c) Cleaning and Sanitizing Procedure

51

B. Maintenance

53

C. Preparing the Icemaker for Periods of Non-Use

54

VII. Disposal

55

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Contents DCM-300BAH-OS Hoshizaki AMERICA, INC Contents Page Important Safety Information Page Specifications Icemaker DCM-300BAH-OSII. General Information Construction IcemakerIcemaking Unit Sequence of Operation Sequence Cycles and ShutdownSequence Flow Chart Cycle StepsShutdown & Restart 12-Hr. Drain CycleControl Board Control Board Layout DCM-PB Push Button Model Control BoardControl Board K5 Connector DCM-OS Opti-Serve Model Control BoardPower Switch Power Switch, Control Switch, and Dispense Mode SwitchLED Lights and Components Control Switch Dispense Mode SwitchPage Wiring Diagrams DCM-300BAH-OS Performance Data Diagnostic Procedure IV. Service DiagnosisIce 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 CheckFloat Switch Cleaning Diagnostic Charts No Ice ProductionStartup Fill CycleIce Purge Cycle ShutdownIce/Water Dispense Ice Dispense Push ButtonIce Dispense Opti-Serve Water Dispense Push ButtonOpti-Serve OS Sensors 3a. Ice Dispense Continuous3b. Ice Dispense Portion 3c. Water DispenseRemoval and Replacement of Components Service for Refrigerant LinesBrazing Refrigerant RecoveryEvacuation and Recharge R-404A Important Notes for Component Replacement Evaporator Assembly Removal and Replacement of Extruding Head Upper Bearing Wear CheckRemoval 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 MotorVI. Cleaning and Maintenance Cleaning and Sanitizing Instructions Water SystemSanitizing Solution Cleaning and Sanitizing Procedure Dispense ComponentsWater Dispense Nozzle Ice Dispense Spout Spout Cover Maintenance Schedule MaintenanceFrequency Area Task Preparing the Icemaker for Periods of Non-Use VII. Disposal

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.