Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KM-2000SRH3, KM2000SWF3 I. SPECIFICATIONS 1. KM-2000SWF3, KM-2000SWH3 Water-cooled

Models: KM-2000SWH3 KM-2000SRF3 KM-2000SRH3 KM2000SWF3

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I.SPECIFICATIONS

I.SPECIFICATIONS

1.KM-2000SWF3, KM-2000SWH3 (Water-cooled)

We reserve the right to make changes in specifications and design without prior notice.

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Hoshizaki KM-2000SRH3, KM2000SWF3, KM-2000SRF3 service manual I. SPECIFICATIONS 1. KM-2000SWF3, KM-2000SWH3 Water-cooled

Contents

MODEL KM-2000SWF3 KM-2000SRF3 KM-2000SWH3 KM-2000SRH3 SERVICE MANUALHOSHIZAKI STACKABLE CRESCENT CUBER OCTComplete and detailed explanation of the problem Phone 1-800-233-1940 Technical ServiceHOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GA Attn HOSHIZAKI Technical Support DepartmentKM-2000SRF3, KM-2000SRH3 Remote air-cooled, 3 phase CONTENTSKM-2000SWF3, KM-2000SWH3 Water-cooled, 3 phase REMOVAL AND REPLACEMENT OF DRIER REMOVAL AND REPLACEMENT OF COMPRESSORREMOVAL AND REPLACEMENT OF EXPANSION VALVE REMOVAL AND REPLACEMENT OF HOT GAS VALVEI. SPECIFICATIONS 1. KM-2000SWF3, KM-2000SWH3 Water-cooled 2. KM-2000SRF3, KM-2000SRH3 Remote air-cooled URC-20F 3. CONDENSING UNITSPECIFICATIONS MODEL URC-20F a KM-2000SWF3, KM-2000SWH3 II. GENERAL INFORMATION 1. CONSTRUCTIONb KM-2000SRF3, KM-2000SRH3 2. CONTROLLER BOARD Features of Control Products “E” Controller Boarda SOLID-STATE CONTROL b CONTROLLER BOARD3 High Temperature Safety - 127 ± 7F 2 Defrost Timer4 Low Water Safety 6 LED Lights and Audible Alarm Safeties1 Minute Fill Cycle 1 beep every 3 sec. = High Evaporator Temperature 127 FHarvest Cycle Freeze CycleControl Products HOSHIZAKI001 Board Control Products HOS-001A Board 1st Cycle KM-2000SWF3, KM-2000SRF3, KM-2000SWH3 and KM-2000SRH3 c SEQUENCEIMPORTANT Water Valve opening is limited to 6 minutes 2nd Cycle and after with pump drainKM-2000SWF3, KM-2000SRF3, KM-2000SWH3 and KM-2000SRH3 IMPORTANT Water Valve opening is limited to 6 minutes 2nd Cycle and after with no pump drainKM-2000SWF3, KM-2000SRF3, KM-2000SWH3 and KM-2000SRH3 KM-2000SH3 d CONTROLS AND ADJUSTMENTSKM-2000SF3 Resistance k Ω The Drain Timer is factory-adjusted, and no adjustment is required 3 Drain TimerSETTING Dip Switche CHECKING THE CONTROLLER BOARD After the 1 minute water supply cycle, the defrost cycle starts At this point, the unit should start the defrost cycle1. WATER CIRCUIT AND REFRIGERANT CIRCUIT a KM-2000SWF3, KM-2000SWH3 III. TECHNICAL INFORMATIONb KM-2000SRF3, KM-2000SRH3 a KM-2000SWF3 KM-2000SWH3 b KM-2000SRF3 KM-2000SRH3 2. WIRING DIAGRAMSKM-2000SWF3, KM-2000SWH3 KM-2000SRF3, KM-2000SRH33. TIMING CHART Page 4. PERFORMANCE DATA a KM-2000SWF3, KM-2000SWH3 b KM-2000SRF3, KM-2000SRH3 PROBLEM IV. SERVICE DIAGNOSIS 1. NO ICE PRODUCTIONPOSSIBLE CAUSE REMEDYREMEDY PROBLEMPOSSIBLE CAUSE REMEDY PROBLEMPOSSIBLE CAUSE PROBLEM 2. EVAPORATOR IS FROZEN UPPOSSIBLE CAUSE REMEDY4. ABNORMAL ICE 3. LOW ICE PRODUCTION5. OTHERS Solenoid Valve, water system1. SERVICE FOR REFRIGERANT LINES V. REMOVAL AND REPLACEMENT OF COMPONENTSa REFRIGERANT RECOVERY b EVACUATION AND RECHARGE R-404A2. BRAZING DANGER 3. REMOVAL AND REPLACEMENT OF COMPRESSOR IMPORTANT 4. REMOVAL AND REPLACEMENT OF DRIER 5. REMOVAL AND REPLACEMENT OF EXPANSION VALVE 6. REMOVAL AND REPLACEMENT OF HOT GAS VALVE AND LINE VALVE 7. REMOVAL AND REPLACEMENT OF EVAPORATOR IMPORTANT Page 9. ADJUSTMENT OF WATER REGULATING VALVE - WATER-COOLED MODEL ONLY Page Thermistor Lead 11. REMOVAL AND REPLACEMENT OF THERMISTOR CAUTIONCable Tie Foam Insulation12. REMOVAL AND REPLACEMENT OF FAN MOTOR 14. REMOVAL AND REPLACEMENT OF PUMP MOTOR 13. REMOVAL AND REPLACEMENT OF WATER VALVE15. REMOVAL AND REPLACEMENT OF SPRAY TUBES until the proper ambient temperature is resumed 7 Move the Control Switch to the “ICE” position 2 Move the Control Switch, on the Control Box, to the “OFF” position3 Drain the Potable Water Tank 1 Turn off the power supply 2 Move the Control Switch to the “OFF” position2. CLEANING PROCEDURE a CLEANING PROCEDURE 20 Turn off the power supply after 3 minutes 19 Turn on the power supply to fill the Water Tank with water21 Remove the Front Panel, and fully open the Cleaning Valve 22 Move the Control Switch to the “Wash” positionb SANITIZING PROCEDURE - Following Cleaning Procedure 3. MAINTENANCE