Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KM-1301SRH-E, KM-1301SAH-E service manual KM-1301SWH-E water-cooled

Models: KM-1301SRH-E KM-1301SWH-E KM-1301SAH-E

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2. KM-1301SWH-E (water-cooled)

Separators

Spray Tubes

Inlet Water Valve

Evaporator Assembly

Cube Guides

Check Valve (water)

Water Pump

Float Switch

Compressor

Control Switch

Mechanical Bin Control

Low-Side Service Valve

High-Side Service Valve

Expansion Valves

Water Supply Inlet

Junction Box

Hot Gas Valve

Check Valves

High-Pressure

Switch

Water-Cooled

Condenser

Water Regulating

Valve

Drier

Control Box

Liquid Line Valve

Transformer Box

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Hoshizaki KM-1301SRH-E, KM-1301SAH-E service manual KM-1301SWH-E water-cooled

Contents

Superior Degree Reliability Hoshizaki AMERICA, INC Contents Page Important Safety Information Serious injuryIndicates important information about the use and care Unit Specifications Icemaker KM-1301SAH-E air-cooled KM-1301SWH-E water-cooled KM-1301SRH-E remote air-cooled Condenser Unit URC-14FE Specifications II. General Information Construction KM-1301SWH-E water-cooled Separators Sequence of Operation Sequence Cycles and ShutdownMinute Fill Cycle Initial Harvest Cycle S4 Dip Switch Setting Pump-Out 1st Pump-Out Frequency Freeze CyclePump-Out Cycle Harvest Cycle Mechanical Bin Control KM-1301SWH-E, KM-1301SRH-E Cycle at Shutdown Mechanical Bin Control Activation Sequence Flow Chart Cycle Steps Minute Fill Harvest CyclePump-Out Cycle Mechanical BC Bin Full Shutdown and Restart Control Board Control Board Layout Control Board LED Lights and Audible Alarm Safeties No. of Beeps Type of Alarm Every 3 secSequence Step Time LEDs are On Controls and Adjustments Default Dip Switch SettingsHarvest Timer S4 dip switch 1 Pump-Out Timer S4 dip switch 3 Pump-Out Frequency Control S4 dip switch 5Time seconds Inlet Harvest Pump Timer S4 dip switch Factory Use S4 dip switchFreeze Timer S4 dip switch 9 S4 Dip Switch Setting Pump Motor Time seconds Control Switch Float Switch Control S5 dip switchRefill Counter S5 dip switch 2 through Tank Water Tank Headmaster Service Drier Valve Thermistor Wiring Diagrams Auxiliary Code T-0, U-0KM-1301SAH-E air-cooled U-0 Auxiliary Code Auxiliary Code U-1 and Later PressureSwitch KM-1301SRH-E remote air-cooled Performance Data 1330 12401780 1335 1270 11421950 2070 IV. Service Diagnosis Diagnostic ProcedurePage S4 Dip Switch Setting Pump-Out 1st Pump-Out Frequency Shutdown Thermostatic Bin Control KM-1301SAH-E Mechanical Bin Control KM-1301SWH-E, KM-1301SRH-E Control Board Check Bin Control Check Thermostatic Bin Control Check KM-1301SAH-EMechanical Bin Control Check Single Unit Connection Detail Stacked Unit Connection Detail Mechanical Bin Control Cleaning Float Switch Check and Cleaning Float Switch Check Float Switch Cleaning Adjustment of Water Regulating Valve water-cooled model Thermistor Check Diagnostic Charts No Ice ProductionNo Ice Production Possible Cause No Ice Production Possible Cause Freeze Up Freeze Up Possible Cause Harvest Cycle Freeze Up Possible Cause Freeze Cycle Low Ice Production Low Ice Production Possible Cause Long Harvest CycleLong Freeze Cycle Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Brazing Evacuation and Recharge R-404APage Important Notes for Component Replacement Component VI. Cleaning and Maintenance Cleaning Procedure Ice Chute Float Switch Assembly Drain Plug Sanitizing Procedure Following Cleaning Procedure Maintenance Remove the water from the icemaker water supply line Drain the water tank