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Hoshizaki KM-2400SRH3 Wiring Diagram, High Pressure Switch ACB-2UB09 Cut-out 412 +210 PSIG

Models: KM-2400SRF3 KM-2400SRH3

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2. WIRING DIAGRAM

2. WIRING DIAGRAM

High Pressure Switch

ACB-2UB09

Cut-out 412 +210 PSIG

Cut-in

327 ± 21 PSIG

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Image 23

Hoshizaki KM-2400SRH3 Wiring Diagram, High Pressure Switch ACB-2UB09 Cut-out 412 +210 PSIG, Cut-in, 327 ± 21 PSIG

Contents

Reliability is a beautiful thingTM STACKABLE CRESCENT CUBER KM-2400SRF3 KM-2400SRH3 SERVICE MANUALNUMBER ISSUED DEC. 23 REVISED DEC, 14 Attn HOSHIZAKI Technical Support Department Phone 1-800-233-1940 Technical ServiceComplete and detailed explanation of the problem HOSHIZAKI AMERICA, INC 618 Highway 74 South Peachtree City, GACONTENTS REMOVAL AND REPLACEMENT OF FAN MOTOR REMOVAL AND REPLACEMENT OF EVAPORATORREMOVAL AND REPLACEMENT OF CONDENSING PRESSURE REMOVAL AND REPLACEMENT OF THERMISTORKM-2400SRF3, KM-2400SRH3 Remote air-cooled, 3 phase I. SPECIFICATIONS2. CONDENSING UNIT, URC-24F SPECIFICATIONS MODEL URC-24F Water Valve II. GENERAL INFORMATION 1. CONSTRUCTIONFloat SwitchPressure Switch Cleaning Valve Control Box Evaporator Spray Tubeb CONTROLLER BOARD Features of Control Products “E” Controller Board2. CONTROLLER BOARD a SOLID-STATE CONTROL6 LED Lights and Audible Alarm Safeties 2 Defrost Timer3 High Temperature Safety - 127 ± 7F 4 Low Water SafetyFreeze Cycle 1 beep every 3 sec. = High Evaporator Temperature 127 F1 Minute Fill Cycle Harvest 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 Dip Switch 3 Drain TimerThe Drain Timer is factory-adjusted, and no adjustment is required SETTINGe 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 INFORMATION327 ± 21 PSIG 2. WIRING DIAGRAMHigh Pressure Switch ACB-2UB09 Cut-out 412 +210 PSIG Cut-in3. TIMING CHART Page 4. PERFORMANCE DATA REMEDY IV. SERVICE DIAGNOSIS 1. NO ICE PRODUCTIONPROBLEM POSSIBLE CAUSEREMEDY PROBLEMPOSSIBLE CAUSE REMEDY PROBLEMPOSSIBLE CAUSE REMEDY 2. EVAPORATOR IS FROZEN UPPROBLEM POSSIBLE CAUSESolenoid Valve, water system 3. LOW ICE PRODUCTION4. ABNORMAL ICE 5. OTHERSb EVACUATION AND RECHARGE R-404A V. REMOVAL AND REPLACEMENT OF COMPONENTS1. SERVICE FOR REFRIGERANT LINES a REFRIGERANT RECOVERY2. 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 IMPORTANT4 Replace the removed parts in their correct positions 2 Drain the Potable Water Tank 1 Turn off the power supply2 Move the Control Switch to the “OFF” position 5 Remove all ice from the Storage Bin, and clean the Storage Bin2. CLEANING PROCEDURE a CLEANING PROCEDURE 22 Move the Control Switch to the “Wash” position 19 Turn on the power supply to fill the Water Tank with water20 Turn off the power supply after 3 to 5 minutes 21 Remove the Front Panel, and fully open the Cleaning Valveb SANITIZING PROCEDURE - Following Cleaning Procedure 3. MAINTENANCE