Hoshizaki DKM-500BAH service manual Removal and Replacement of Inlet Water Valve

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3)Disconnect the fan motor wiring harness from the back of the control box. Remove the four bolts securing the fan motor assembly to the floor of the machine, then remove the assembly.

4)Remove the fan motor from the fan motor bracket.

5)Remove the fan blade from the old fan motor and attach it to the new fan motor.

6)Install the new fan motor, and replace the removed parts in the reverse order of which they were removed.

7)Replace the panels in their correct positions.

8)Turn on the power supply.

K.Removal and Replacement of Inlet Water Valve

1)Turn off the power supply.

2)Close the water supply line shut-off valve.

3)Remove the panels. Be sure to disconnect the dispense switch connector from the control box when removing the front panel.

4)Loosen the fitting nut. Be careful not to lose the washer.

5)Remove the screws securing the valve to the bracket.

6)Remove the screws attaching the bracket to the machine wall, then remove the bracket from the unit.

7)Remove the valve outlet tubing by releasing the clamp.

8)Disconnect the terminals from the water valve.

9)Install the new water valve, and replace the removed parts in the reverse order of which they were removed. Make sure the washer is in place in the fitting nut.

10)Open the water supply line shut-off valve.

11)Turn on the power supply.

12)Check for leaks.

13)Replace the panels in their correct positions.

L.Removal and Replacement of Pump Motor

1)Turn off the power supply.

2)Remove the panels. Be sure to disconnect the dispense switch connector from the control box when removing the front panel.

3)Remove the three screws securing the float switch assembly, then remove the assembly.

4)Remove the two screws securing the barrier directly over the pump, then remove the barrier.

5)Remove the wiring connectors from the pump motor leads.

6)Remove the four screws securing the pump motor, disconnect the hoses, then remove the pump motor.

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Contents DKM-500BAH Hoshizaki AMERICA, INC Contents Page DKM-500BAH SpecificationsDKM-500BAH II. General Information ConstructionSequence of Operation Cycle DKM-500BAH Sequence Flow Chart and Component OperationControl Board Control Products E Control Board Control Board LayoutControl Board Maximum Water Supply Period 6 minutes Harvest Backup Timer and Freeze TimerHigh Temperature Safety Low Water SafetyPM, SR, DV LED Lights and Audible Alarm SafetiesControls and Adjustments Default Dip Switch SettingsHarvest Control Thermistor Pump-Out Timer dip switch 3 Harvest Timer dip switch 1Pump-Out Frequency Control dip switch 5 Freeze Timer dip switch 9Bin Control Machine Will Not Shut Off Bin Control TroubleshootingControl Board Check Procedure Machine Will Not StartService Switch SwitchesControl Board Replacement Control SwitchWash CirculateDKM-500BAH Wiring Diagram Timing Chart Page 110 Performance DataIV. Service Diagnosis Minute Diagnostic Procedure Diagnostic Charts Ice MakingNo Ice Production Problem Possible Cause Remedy Problem Possible Cause Remedy Evaporator is Frozen Up Abnormal Ice Low Ice ProductionDispensing OtherProblem Possible Cause Remedy Evacuation and Recharge R-404A Removal and Replacement of ComponentsService for Refrigerant Lines Refrigerant RecoveryBrazing Removal and Replacement of CompressorRemoval and Replacement of Drier Removal and Replacement of Hot Gas Valve Removal and Replacement of Expansion ValveRemoval and Replacement of Evaporator Removal and Replacement of Condenser Removal and Replacement of Fan Motor Removal and Replacement of ThermistorRemoval and Replacement of Pump Motor Removal and Replacement of Inlet Water ValveRemoval and Replacement of Gear Motor Removal and Replacement of Spray TubesRemoval and Replacement of Solenoid Removal and Replacement of Dispense SwitchVI. Cleaning and Maintenance Instructions Cleaning InstructionsCleaning Procedure Icemaker Sanitizing Procedure Icemaker Sanitizing Procedure Bin Cleaning Procedure BinAir Filters Maintenance InstructionsPreparing the Icemaker for Long Storage Exterior Panels

DKM-500BAH specifications

The Hoshizaki DKM-500BAH is a high-performing ice maker renowned in the food service industry for its reliability and efficiency. This unit excels in producing crescent-style ice, which is highly sought after for its ability to chill beverages effectively while minimizing dilution. The Hoshizaki reputation for quality is well-reflected in the DKM-500BAH, making it a popular choice in restaurants, bars, and other establishments that demand high ice production capacity.

One of the standout features of the DKM-500BAH is its impressive ice production capability. This model has the capacity to produce up to 500 pounds of ice per day, ensuring that businesses with high-volume demands can meet their needs without interruption. The unit operates on a refrigerant system designed for optimal energy efficiency, which can lower operating costs and contribute to sustainability goals.

The DKM-500BAH utilizes advanced technology, including Hoshizaki's patented ice-making mechanism. This system features a stainless steel evaporator that enhances durability and ice quality. The crescent-shaped ice it produces has a slower melt rate, making it perfect for restaurants and bars that focus on customer experience. Additionally, the unit is equipped with a cycle control that ensures ice is produced consistently.

Another critical aspect of the DKM-500BAH is its user-friendly design. It features a front-facing control panel that allows for easy monitoring and adjustment of settings. A built-in diagnostics system alerts users to potential issues, enabling prompt maintenance and reducing downtime. The removable air filter is another convenience, making it simple to clean and maintain the unit’s efficiency.

Moreover, the construction of the DKM-500BAH is noteworthy. It features a corrosion-resistant stainless steel exterior that ensures longevity and maintains hygiene standards. The unit also has an insulated storage bin that holds up to 250 pounds of ice, making it an efficient solution for busy settings.

In summary, the Hoshizaki DKM-500BAH is a robust ice maker that combines high production capacity, advanced technology, and user-friendly features. Its build quality and efficient performance position it as a leader in the commercial ice-making market, making it an ideal investment for establishments requiring reliable ice supply.
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