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Hoshizaki service manual I. Specifications, KM-2400SRF3, KM-2400SRH3 Remote air-cooled, 3 phase

Models: KM-2400SRF3 KM-2400SRH3

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I. SPECIFICATIONS

I. SPECIFICATIONS

KM-2400SRF3, KM-2400SRH3 (Remote air-cooled, 3 phase)

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Hoshizaki service manual I. Specifications, KM-2400SRF3, KM-2400SRH3 Remote air-cooled, 3 phase

Contents

Reliability is a beautiful thingTM STACKABLE CRESCENT CUBER KM-2400SRF3 KM-2400SRH3 SERVICE MANUALNUMBER ISSUED DEC. 23 REVISED DEC, 14 Complete 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 DepartmentCONTENTS REMOVAL AND REPLACEMENT OF CONDENSING PRESSURE REMOVAL AND REPLACEMENT OF EVAPORATORREMOVAL AND REPLACEMENT OF THERMISTOR REMOVAL AND REPLACEMENT OF FAN MOTORKM-2400SRF3, KM-2400SRH3 Remote air-cooled, 3 phase I. SPECIFICATIONS2. CONDENSING UNIT, URC-24F SPECIFICATIONS MODEL URC-24F Float SwitchPressure Switch Cleaning Valve Control Box II. GENERAL INFORMATION 1. CONSTRUCTIONEvaporator Spray Tube Water Valve2. 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 c SEQUENCE 1st Cycle IMPORTANT Water Valve opening is limited to 6 minutes 2nd Cycle and after with pump drainIMPORTANT Water Valve opening is limited to 6 minutes 2nd Cycle and after with no pump drainKM-2400SRH3 d CONTROLS AND ADJUSTMENTSKM-2400SRF3 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 III. TECHNICAL INFORMATIONHigh Pressure Switch ACB-2UB09 Cut-out 412 +210 PSIG 2. WIRING DIAGRAMCut-in 327 ± 21 PSIG3. TIMING CHART Page 4. PERFORMANCE DATA 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 8. REMOVAL AND REPLACEMENT OF CONDENSING PRESSURE REGULATOR C.P.R 9. REMOVAL AND REPLACEMENT OF THERMISTOR CAUTION 10. REMOVAL AND REPLACEMENT OF FAN MOTOR 12. REMOVAL AND REPLACEMENT OF PUMP MOTOR 11. REMOVAL AND REPLACEMENT OF WATER VALVE15. REMOVAL AND REPLACEMENT OF SPRAY TUBES 1. PREPARING THE ICEMAKER FOR LONG STORAGE VI. CLEANING AND MAINTENANCE INSTRUCTIONS IMPORTANT2 Move the Control Switch to the “OFF” position 2 Drain the Potable Water Tank 1 Turn off the power supply5 Remove all ice from the Storage Bin, and clean the Storage Bin 4 Replace the removed parts in their correct positions2. CLEANING PROCEDURE a CLEANING PROCEDURE 20 Turn off the power supply after 3 to 5 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