Hoshizaki SWH3-M KM-1601SAH/3, SRH/3 KM-2100SWH3, SRH/3 KM-1400SWH-M, KM-1301SAH/3 Contents

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IMPORTANT

 

This manual should be read carefully before the appliance is serviced. Read

 

the warnings and guidelines contained in this manual carefully as they provide

 

essential information for the continued safe use, service, and maintenance of the

 

appliance. Retain this manual for any further reference that may be necessary.

 

CONTENTS

 

Important Safety Information

6

I. Construction and Water/Refrigeration Circuit Diagram

8

A. KM Construction

8

1. Air-Cooled Models (SAH/3)

8

2. Water-Cooled Models (SWH/3/-M)

9

3. Remote Models (SRH/3)

10

B. KMH Construction

11

1. Water-Cooled Models (SWH/3)

11

2. Remote Models (SRH/3)

12

C. Water/Refrigeration Circuit Diagram

13

1. Air-Cooled Models (SAH/3)

13

2. Water-Cooled Models (SWH/3/-M)

14

3a. Remote Models (SRH/3) Except KM-2500SRH3

15

3b. Remote Models (SRH3) KM-2500SRH3

16

II. Sequence of Operation and Service Diagnosis

17

A. Sequence of Operation Flow Chart

17

1. "E" and "G" Control Board without Harvest Pump Timer Operation

17

2. "G" Control Board with Harvest Pump Timer Operation

18

B. Service Diagnosis

19

1. "E" and "G" Control Board without Harvest Pump Timer Diagnosis

20

2. "G" Control Board with Harvest Pump Timer Diagnosis

25

C. Control Board Check

31

D. Bin Control Check

32

E. Float Switch Check and Cleaning

33

1. Float Switch Check

33

2. Float Switch Cleaning

34

F. Thermistor Check

35

G. Diagnostic Tables

36

III. Controls and Adjustments

40

A. Control Board Layout

41

1. "E" Control Board

41

2. "G" Control Board

42

B. LED Lights and Audible Alarm Safeties

43

1. "E" Control Board

43

2. "G" Control Board

44

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Contents Superior Degree Reliability Hoshizaki AMERICA, INC Contents Page 100 Important Safety Information Additional Warning for Remote Models Model Shown KM-1301SAH3 Air-Cooled Models SAH/3Model Shown KM-1301SWH3 Water-Cooled Models SWH/3/-MModel Shown KM-1301SRH3 Remote Models SRH/3KMH Construction Water-Cooled Models SWH/3Model Shown KMH-2000SWH3 Model Shown KMH-2000SRH3 Water Tank DiagramWater Supply KM-2500SRH3 Water Sequence of Operation Flow Chart Shutdown Bin Full Icemaker Off Ice Level Lowered RestartTo 1 -Minute Fill Cycle Harvest Pump Timer Startup Control Board with Harvest Pump Timer OperationService Diagnosis G Control Board without Harvest Pump Timer Diagnosis Page Page OFF Shutdown E and G Control Board Control Board with Harvest Pump Timer Diagnosis Page Page Page Every cycle After 2nd freeze cycle Shutdown G Control Board Control Correct LED Board Lighting Sequence Control Board CheckBin Control Check Float Switch Check Float Switch Check and CleaningFloat Switch Cleaning Thermistor Check Diagnostic Tables No Ice ProductionNo Ice Production Possible Cause Freeze-Up Possible Cause Harvest Cycle Freeze-UpLow Ice Production Possible Cause Long Harvest Cycle Low Ice ProductionFreeze-Up Possible Cause Freeze CycleLow Ice Production Possible Cause Long Freeze Cycle III. Controls and Adjustments Control Board Layout Control BoardControl Board S5 Dip Switch K5 black Connector Bin Control Switch Open LED yellowPart Number Alarm Buzzer K2 ConnectorEnergized Time LEDs are On Components Min Max Avg LED Lights and Audible Alarm SafetiesNo. of Beeps Type of Alarm Every 3 sec Sequence StepControl Board Default Dip Switch Settings Settings and AdjustmentsS4 Dip Switch G Control Boards S5 Dip SwitchHarvest Timer S4 dip switch 1 Pump-Out Timer S4 dip switch 3 S4 Dip Switch Setting Time sec Inlet WaterValve Control Board Pump-Out Frequency Control S4 dip switch 5Control Board 1st Pump-Out S4 Dip Switch Setting Frequency S4 Dip Switch SettingS4 Dip Switch Setting Time Min Factory Use S4 dip switchFreeze Timer S4 dip switch 9 Control Board S4 Dip Switch Setting Pump Motor Time secControl Switch Float Switch Selector S5 dip switch 1 G Control BoardRefill Counter S5 dip switch 2 through 5 G Control Board IV. Refrigeration Circuit and Component Service Information Refrigeration Circuit Service InformationRefrigerant Recovery Evacuation and Recharge R-404A BrazingPage Component Component Service InformationWater Regulating Valve Adjustment water-cooled models Maintenance Maintenance ScheduleFrequency Area Task VI. Preparing the Icemaker for Periods of Non-Use Remove the water from the icemaker water supply lineDrain the water tank Page VII. Disposal Specification and Performance Data VIII. Technical InformationKM-1301SAH KM-1301SAH3 Electric & Water Consumption KM-1301SWH240 KM-1301SWH31770 237KM-1301SRH with URC-14F 214 KM-1301SRH3 with URC-14F463 192KM-1400SWH-M 230 KM-1400SWH3-M1700 1720228 KM-1601SAH1462 2450KM-1601SAH3 14562610 KM-1601SWH 241257 KM-1601SWH3 12.8 a 5 Min. Freeze AT 104F/WT 80F 785 375213 207 KM-1601SRH with URC-22F Auxiliary Codes S-2 and Later755 352504 202247 781 KM-1601SRH3 with URC-22F Auxiliary Codes S-2 and Later 2480 KM-1900SAH1859 KM-1900SAH31650 KM-1900SWH1876 1850239 KM-1900SWH31814 2137KM-1900SRH with URC-21F 328 KM-1900SRH with URC-22F1857 2500332 KM-1900SRH3 with URC-21F1965 2680KM-1900SRH3 with URC-22F KM-2100SWH3 20961794 270 KM-2100SRH3 with URC-22F3210 382KM-2500SWH3 24082174 3780 KM-2500SRH3 with URC-23F1464 KMH-2000SWH1821 2410KMH-2000SWH3 307 KMH-2000SRH with URC-22F1944 2570KMH-2000SRH3 with URC-22F KM-1601SWH, KM-1601SRH, KM-1900SH, KMH-2000SH Wiring DiagramsKM-2500SH3, KMH-2000SH3 Auxiliary Code Diagrams with Harvest Pump Timer Relays G Control BoardKM-1301SH3 Auxiliary Code T-0, U-0 KM-1301SH Auxiliary Code U-1 and Later and KM-1601SAH KM-1301SH3 Auxiliary Code U-1 and Later and KM-1601SAH3 KM-1400SWH-M KM-1400SWH3-M
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SRH/3 KM-1900SAH/3, SRH3 KM-2500SWH3, SRH3 KMH-2000SWH/3, SWH/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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