Hoshizaki KM-1301SAH/3, KM-1301SRH/3, KM-1301SWH/3 service manual Cleaning Procedure

Page 81

1.Cleaning Procedure

1)Dilute 27 fl. oz. (800 ml) of recommended cleaner Hoshizaki "Scale Away" or "LIME‑A‑WAY" (Economics Laboratory, Inc.) with 5 gal. (19 l) of warm water.

2)Remove all ice from the evaporator and the storage bin.

Note: To remove cubes on the evaporator, turn off the power supply and turn it on after 3 minutes. The harvest cycle starts and the cubes will be removed from the

evaporator.

Cube Guide

Separator

 

 

3)Turn off the power supply.

4)Remove the front panel, and then remove the insulation panel by first removing the thumbscrew, lifting up the panel slightly and pulling it towards you.

5)Remove the cap located on the front bottom part of the ice dropping hole. Drain the water tank. See Fig. 5.

Front

Inside of Ice

 

 

Dropping Hole

6)Replace the cap in its correct position. Be careful not to cross thread it.

Fig. 5

Cap

7)In bad or severe water conditions, clean the float switch assembly as described below. Otherwise, continue to step 8.

a.Disconnect the vent tube and the flush tube from the top of the float switch, then remove the float switch assembly from the mounting bracket and remove the rubber boot from the bottom of the assembly.

b.Remove the retainer rod from the bottom of the float switch assembly, then remove the float. Be careful not to bend the retainer rod excessively when removing it.

c.Wipe down the float switch assembly's housing, shaft, float, and retainer rod with cleaning solution. Clean the inside of the rubber boot and hose with cleaning solution. Rinse the parts thoroughly with clean water.

d.Reassemble the float switch assembly and replace it and the rubber boot in their correct positions. Reconnect the vent tube and the flush tube.

8)Pour the cleaning solution into the water tank.

9)Fully open the cleaning valve on the left side wall of the machine compartment.

10)Move the control switch on the control box to the "WASH" position.

11)Replace the insulation panel and the front panel in their correct positions.

12)Turn on the power supply to start the washing process.

13)Turn off the power supply after 30 minutes.

14)Remove the front panel and the insulation panel.

15)Remove the cap located on the front bottom part of the ice dropping hole. Drain the water tank. Replace the cap and the insulation panel in their correct positions.

16)Move the control switch to the "ICE" position.

17)Close the cleaning valve.

Note: The icemaker will not operate unless the cleaning valve is completely closed.

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Contents Superior Degree Reliability Hoshizaki AMERICA, INC Contents Page Page Serious injury Important Safety InformationIndicates important information about the use and care UnitKM-1301SAH air-cooled Specifications IcemakerKM-1301SAH3 air-cooled KM-1301SWH water-cooled KM-1301SWH3 water-cooled KM-1301SRH remote air-cooled KM-1301SRH3 remote air-cooled URC-14F Unit inches mm Condenser UnitSpecifications KM-1301SAH, KM-1301SAH3 air-cooled II. General Information ConstructionKM-1301SWH, KM-1301SWH3 water-cooled KM-1301SRH, KM-1301SRH3 remote air-cooled Sequence Cycles and Shutdown Sequence of OperationMinute Fill Cycle Initial Harvest CyclePump-Out Cycle S4 Dip Switch Setting Pump-Out 1st Pump-Out FrequencyHarvest Cycle ShutdownSequence Flow Chart Icemaker OffIce Level Lowered Control Board Control Board Control Board LayoutHigh Temperature Safety Harvest Backup Timer and Freeze TimerLow Water Safety Maximum Water Supply Period 6 minutesNo. of Beeps Type of Alarm Every 3 sec LED Lights and Audible Alarm SafetiesSequence Step Energized Time LEDs are On Components Min Max AvgControls and Adjustments Default Dip Switch SettingsHarvest Timer S4 dip switch 1 Pump-Out Timer S4 dip switch 3 Pump-Out Frequency Control S4 dip switch 5S4 Dip Switch Setting Time seconds Inlet Factory Use S4 dip switch Harvest Pump Timer S4 dip switchFreeze Timer S4 dip switch 9 S4 Dip Switch Setting Pump Motor Time secondsRefill Counter S5 dip switch 2 through Float Switch Control S5 dip switchControl Switch Float SwitchBin Control ThermistorTank Water Tank Valve PressureSwitch Wiring DiagramsAuxiliary Code T-0, U-0 KM-1301SAH air-cooled1301SWH water-cooled High Pressure SwitchAuxiliary Code T-0, U-0cKM Water KM-1301SRH3 remote air-cooled Auxiliary Code U-1 and Later a KM-1301SAH air-cooled KM-1301SWH water-cooled KM-1301SRH remote air-cooled KM-1301SAH3 air-cooled and KM-1301SWH3 water-cooled 1301SRH3 remote air-cooled Performance Data 1159 12982090 22201323 13181740 17601300 13331770 18401222 13532010 4791197 13392140 463Diagnostic Procedure IV. Service DiagnosisPage S4 Dip Switch Setting Pump-Out 1st Pump-Out Frequency Shutdown Control Board Check Float Switch Check and Cleaning Float Switch CheckBin Control Check Float Switch Cleaning Thermistor Check Diagnostic Charts Problem Possible Cause RemedyNo Ice Production BC Closed LED Problem Possible Cause Remedy Evaporator is Frozen Up Problem Possible Cause Remedy Low Ice Production Abnormal Ice Other Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Evacuation and Recharge R-404A BrazingRemoval and Replacement of Compressor Removal and Replacement of Expansion Valve Page Removal and Replacement of Evaporator Removal and Replacement of Air-Cooled Condenser Removal and Replacement of Water-Cooled Condenser Removal and Replacement of Remote Air-Cooled Condenser Page Adjustment of Water Regulating Valve water-cooled model Removal and Replacement of Thermistor Removal and Replacement of Inlet Water Valve Removal and Replacement of Pump Motor Removal and Replacement of Control Board Cleaning and Sanitizing Instructions VI. Cleaning and MaintenanceCleaning Procedure Sanitizing Procedure Following Cleaning Procedure Preparing the Icemaker for Long Storage Maintenance InstructionsDrain the water tank Remove the water from the icemaker water supply line
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KM-1301SWH/3, KM-1301SRH/3, KM-1301SAH/3 specifications

The Hoshizaki KM-1301SRH/3, KM-1301SWH/3, and KM-1301SAH/3 are advanced ice makers designed for commercial use, addressing a wide variety of needs in restaurants, hotels, and bars. These models are known for their efficiency, durability, and innovative technologies that ensure the production of high-quality ice.

One of the standout features of these units is their ability to produce a high volume of ice, reaching up to 1,300 pounds per day, which is crucial for establishments with heavy ice demands. The machines utilize advanced cooling technology, allowing for faster ice production and minimizing the time required to refill ice bins. This makes them ideal for busy settings where speed and efficiency are paramount.

The KM-1301 series employs a unique stainless steel exterior that not only ensures longevity and resistance to corrosion but also enhances the aesthetic appeal of any commercial kitchen or bar. The interior is designed for easy cleaning, helping to maintain hygiene standards vital for food safety.

These ice makers utilize the proprietary Hoshizaki Cubelet Ice system, producing small, chewy ice cubes that are perfect for various beverages and food displays. The advanced design of the ice-making mechanism ensures that ice is formed quickly and efficiently, reducing energy consumption. Additionally, Hoshizaki’s CycleSaver technology optimizes the production process by reducing the amount of water used, making these machines environmentally friendly.

Another characteristic is their self-diagnostic capability, which allows for real-time monitoring of unit performance and quicker troubleshooting, minimizing downtime. The built-in alerts notify operators of any issues or maintenance needs, ensuring that the ice-making process remains uninterrupted.

The KM-1301 series also provides user-friendly controls that allow easy adjustments and monitoring of ice production settings. This flexibility enables businesses to meet varying ice demands based on seasonality or special events.

In summary, the Hoshizaki KM-1301SRH/3, KM-1301SWH/3, and KM-1301SAH/3 ice makers are exemplary choices for commercial ice production. With their high output, durable design, energy efficiency, innovative technologies, and user-friendly features, they cater effectively to the rigorous demands of the foodservice industry while maintaining a commitment to quality and sustainability.
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