Hoshizaki KM-2000SWH3, KM2000SWF3, KM-2000SRH3, KM-2000SRF3 service manual Contents

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Please review this manual. It should be read carefully before the icemaker is serviced or maintenance operations are performed. Only qualified service technicians should service and maintain the icemaker. This manual should be made available to the technician prior to service or maintenance.

 

CONTENTS

 

 

 

PAGE

I. SPECIFICATIONS

5

1.

KM-2000SWF3, KM-2000SWH3 (Water-cooled, 3 phase)

5

2.

KM-2000SRF3, KM-2000SRH3 (Remote air-cooled, 3 phase)

6

3.

CONDENSING UNIT, URC-20F

7

II. GENERAL INFORMATION

9

1.

CONSTRUCTION

9

 

[a] KM-2000SWF3, KM-2000SWH3

9

 

[b] KM-2000SRF3, KM-2000SRH3

10

2.

CONTROLLER BOARD

11

 

[a] SOLID-STATE CONTROL

11

 

[b] CONTROLLER BOARD

11

 

[c] SEQUENCE

16

 

[d] CONTROLS AND ADJUSTMENTS

19

 

[e] CHECKING THE CONTROLLER BOARD

22

III. TECHNICAL INFORMATION

24

1.

WATER CIRCUIT AND REFRIGERANT CIRCUIT

24

 

[a] KM-2000SWF3, KM-2000SWH3

24

 

[b] KM-2000SRF3, KM-2000SRH3

25

2.

WIRING DIAGRAMS

26

 

[a] KM-2000SWF3, KM-2000SWH3

26

 

[b] KM-2000SRF3, KM-2000SRH3

26

3.

TIMING CHART

27

4.

PERFORMANCE DATA

29

 

[a] KM-2000SWF3, KM-2000SWH3

29

 

[b] KM-2000SRF3, KM-2000SRH3

30

IV. SERVICE DIAGNOSIS

31

1.

NO ICE PRODUCTION

31

2.

EVAPORATOR IS FROZEN UP

34

3.

LOW ICE PRODUCTION

35

4.

ABNORMAL ICE

35

5.

OTHERS

35

V. REMOVAL AND REPLACEMENT OF COMPONENTS

36

1.

SERVICE FOR REFRIGERANT LINES

36

 

[a] REFRIGERANT RECOVERY

36

 

[b] EVACUATION AND RECHARGE

36

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Contents Model KM-2000SWF3 KM-2000SRF3 KM-2000SWH3 KM-2000SRH3 Hoshizaki AMERICA, INC Contents Maintenance KM-2000SWF3, KM-2000SWH3 Water-cooled SpecificationsKM-2000SRF3, KM-2000SRH3 Remote air-cooled Condensing Unit Specifications Model URC-20F KM-2000SWF3, KM-2000SWH3 II. General Information ConstructionKM-2000SRF3, KM-2000SRH3 Controller Board Features of Control Products E Controller BoardController Board SOLID-STATE ControlPage Freeze Cycle Beep every 3 sec. = High Evaporator Temperature 127 FMinute Fill Cycle Harvest CycleControl Products HOSHIZAKI001 Board Control Products HOS-001A Board Page Important Water Valve opening is limited to 6 minutes Important Water Valve opening is limited to 6 minutes Controls and Adjustments Setting Time Setting Frequency Checking the Controller Board Page III. Technical Information KM-2000SRF3, KM-2000SRH3 Wiring Diagrams Timing Chart Page Performance Data KM-2000SRF3, KM-2000SRH3 Problem Possible Cause Remedy IV. Service Diagnosis No ICE ProductionController Board Problem Possible Cause Remedy Thermistor Evaporator is Frozen UPLOW ICE Production Abnormal ICEOthers Evacuation and Recharge R-404A Removal and Replacement of ComponentsService for Refrigerant Lines Refrigerant RecoveryBrazing Removal and Replacement of Compressor Important Removal and Replacement of Drier Removal and Replacement of Expansion Valve Removal and Replacement of HOT GAS Valve and Line Valve Removal and Replacement of Evaporator Important Page Adjustment of Water Regulating Valve WATER-COOLED Model only Page Removal and Replacement of Thermistor Caution Removal and Replacement of FAN Motor Removal and Replacement of Pump Motor Removal and Replacement of Water ValveRemoval and Replacement of Spray Tubes Page Page Cleaning Procedure Cleaning Procedure Page Sanitizing Procedure Following Cleaning Procedure Maintenance
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Manual 29 pages 20 Kb

KM-2000SWH3, KM-2000SRF3, KM-2000SRH3, KM2000SWF3 specifications

The Hoshizaki KM-2000SRH3 and KM-2000SWH3 are two of the latest innovations in the world of ice-making machines, designed for high-demand commercial settings where reliability and efficiency are key. Known for their durability and performance, these machines are ideal for restaurants, bars, hotels, and other businesses that require a steady supply of ice.

One of the standout features of the KM-2000 series is its production capability. Both models are designed to produce a staggering amount of ice—approximately 2,000 pounds per day. This high output ensures that establishments are never left wanting, meeting the needs of peak service hours without interruption.

Hoshizaki has integrated advanced technologies into these machines to enhance efficiency and reduce downtime. The KM-2000SRH3 and KM-2000SWH3 come equipped with a reliable, self-contained refrigerant system that operates efficiently even in warmer environments. This is particularly important for businesses located in hotter climates, as it ensures that ice production remains consistent throughout the year.

Another notable technology included in both models is the unique crescent-shaped ice that they produce. This type of ice is not only aesthetically pleasing but also offers several functional advantages. The crescent shape allows for excellent cooling properties, making it perfect for drinks, while its hardness and density facilitate longer melting times, ensuring that beverages stay chilled for longer periods.

Additionally, Hoshizaki has incorporated a cleaning and sanitizing system in the KM-2000 series, ensuring that the ice produced is safe and hygienic. This built-in feature is crucial for maintaining health and safety standards in food service operations, reducing the need for manual cleaning and increasing operational efficiency.

In terms of design, both the KM-2000SRH3 and KM-2000SWH3 boast a compact footprint, making them suitable for spaces where size is a constraint. Their stainless steel construction not only adds to their durability but also enhances their visual appeal, fitting seamlessly into any commercial kitchen or bar environment.

Overall, the Hoshizaki KM-2000SRH3 and KM-2000SWH3 ice machines represent a convergence of efficiency, technology, and user-friendly design, making them a top choice for businesses that rely heavily on ice as a part of their service offerings. With their high production capabilities, advanced features, and commitment to quality, these models deliver reliable performance that operators can depend on day in and day out.