Hoshizaki KMD-410MWH manual KMD-410MAH, 410MWH

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KMD-410MAH, 410MWH

7

xMaximum harvest water valve time: 6 minutes (HWV time is 6 minutes of the length of harvest minus 0, 10, 30, or 50 sec. (S1 dip switch

7 & 8), whichever is shorter. PM energizes and runs for the last 0, 10, 30, or 50 sec. of harvest.)

xMaximum harvest time: 20 minutes

0, 0,30, or 50 sec

“H” board will have 5 second delay

HWV energized COMP energized HGV energized HWV continues FWV de-energized DV de-energized

xMinimum freeze time: 5 minutes

xMaximum freeze time: freeze time setting xLower float switch used to initiate water Tank refill (1 refill for KMD-410) xUpper float switch used to terminate water tank refill (1 minute maximum fill time)

COMP continues PM continues FWV energized/

de-energized for refill only

FMS energized HGV de-energized

4. Drain Cycle

Factory set for every 10th cycle (S1 dip Switch 5 & 6)

Pump motor stops for 2 sec. and then runs for 10/20 sec.

(S1 dip switch 3 & 4)

PM de-energizes 0/2 sec., energizes for 10/20 sec.

COMP continues DV energized/ HGV energized FMS de-energized

Legend:

COMP - compressor DV – drain valve

FMS – self-contained fan motor FWV – fill water valve

HGV – hot gas valve HWV – harvest water valve

LF/S – lower float switch contacts PM – pump motor

UF/S – upper float switch contacts

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Contents Page Page Contents Page KMD-410MAH air-cooled SpecificationsWater Cooled Condenser KMD-410MWH water-cooledKMD-410MAH II. General Information ConstructionKMD-410MWH Freeze Cycle Sequence of OperationONE Minute Fill Cycle Initial Harvest CycleNormal Harvest Cycle KMD-410MAH, 410MWH Control Board Control Board Layout Low Water Safety Features Maximum Water Supply Period 6 minutesHarvest Backup Timer and Freeze Timer High Temperature SafetySequence of Operation LED Lights and Audible Alarm SafetiesHarvest Timer S1 dip switch 1 Controls and Adjustments Default Dip Switch SettingsWater Saver Timer S1 dip switch 7 Drain Timer S1 dip switch 3Drain Frequency Control S1 dip switch 5 Factory Use S2 dip switch 5 Program Ver .5 or earlier Freeze Timer S1 dip switch 9Pump-Out Pump Motor Delay S2 dip switch Refill Counter S2 dip switch 3 Program Ver .1, Ver Anti-Slush Control S2 dip switch 6 Program Ver Control Board Replacement Control Board Check ProcedureHarvest Control Thermistor Explanation of Operation Float SwitchCleaning Float Switch Check ProcedureBIN Control BIN Control Check ProcedureService Switch SwitchesControl Switch Page Magnetic contactor wiring depends on the contactor model Wiring DiagramTiming Chart148 Performance Data440 IV. Service Diagnosis Minute Diagnostic Procedure Page No ICE Production Diagnostic ChartsPage See II . d Control Board Check Procedure Evaporator is Frozen UP Abnormal ICE LOW ICE ProductionOther Removal and Replacement Service for Refrigerant Lines Evacuation and Recharge Refrigerant RecoveryEvacuation, Vacuum Pump and Refrigerant Charge R404A Refrigerant Leak CheckBrazing Compressor Drier HOT GAS Valve Expansion Valve Evaporator Water Regulating Valve WATER-COOLED Model only FAN Motor Adjustment of Water Regulating Valve WATER-COOLED Model onlyPump Motor Water Valve Drain VALVE, Cleaning ValveWater Tank Float Switch BIN Control Switch Thermistor Control BOX Push Buttons Control Board Control & Service SwitchFuse Fuse HolderStart Capacitor Spray TUBE, Water Supply TUBE, Spray GuideStarter RUN CapacitorTabs Hose Band Water Supply Tube Under Spray Tube Cleaning Procedure VI. Cleaning and Maintenance InstructionsPage Page Sanitizing Procedure Following Cleaning Procedure MaintenanceAIR Filters AIR-COOLED Model only Preparing the Icemaker for Long StorageStainless Steel Exterior Storage BIN and ScoopDrain the water tank Remove the water from the icemaker water supply line
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KMD-410MWH, KMD-410MAH specifications

The Hoshizaki KMD-410MWH and KMD-410MAH are premier ice makers, designed for commercial establishments that require high-efficiency ice production. These units stand out for their advanced features and technology that cater to the diverse needs of restaurants, bars, and hotels.

One of the primary features of the KMD-410 lineup is its impressive ice production capacity. With a production rate of up to 410 pounds of cube ice in a 24-hour period, each model ensures a steady supply of ice, which is essential for businesses with high demand. The ice produced is in the form of clear, hard cubes, ideal for beverage cooling, cocktail preparation, and food presentation.

Both models showcase the unique Hoshizaki ice-making system, which employs a direct cooling method. This technology uses individual stainless steel evaporators to produce ice, resulting in more uniform cubes and less waste. The stainless steel construction contributes to the durability of the units, making them suitable for rugged commercial environments.

Energy efficiency is another hallmark of the KMD-410MWH and KMD-410MAH. These machines are designed with an energy-saving mode that reduces power consumption without compromising ice production. This is critical for businesses looking to minimize operational costs while maintaining high standards of service.

User convenience is prioritized in these models through features like the easy-to-clean design. The internal components can be accessed quickly, allowing for simpler maintenance and sanitation processes. Additionally, the built-in cleaning cycle aids in maintaining ice purity and preventing bacterial growth, which is essential for food safety.

The KMD-410MAH also includes an advanced monitoring system with indicators for water usage and ice levels. This feature allows operators to keep track of performance and make necessary adjustments, ensuring that the ice maker operates at peak efficiency.

For installation flexibility, both models can be paired with various storage bins and dispensers, adapting to the layout of any establishment. Furthermore, they can be equipped with optional filtration systems that enhance water quality, further improving the taste and clarity of the ice produced.

In summary, the Hoshizaki KMD-410MWH and KMD-410MAH ice makers are exemplary choices for any business that demands high-quality, reliable ice production. Their robust features, energy-efficient operation, and user-friendly design make them indispensable assets in the hospitality and foodservice industries.
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