Manuals / Hoshizaki / Kitchen Appliance / Ice Maker

Hoshizaki KM-1301SWH-E, KM-1301SRH-E, KM-1301SAH-E service manual Water Tank

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

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Spray Tubes

Inlet Water Valve Spray Tubes

Evaporator

Check Valve

Condenser

Thermistor

Drier

Liquid Line

Valve

Heat Exchanger

Suction Line

Service

Valve

Float Switch	Service
	Valve

Cond.

Water

Outlet

Cond.

Water

Inlet

High-Pressure

Switch

Hot Gas

Valve

Check

Strainer Valves

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

Water Tank

Discharge Line

Compressor

Drain

Water Pump	Expansion Valves

Freeze/Harvest Pump-Out

Pump Timer

Refrigeration Circuit Water Circuit

Image 26

Hoshizaki KM-1301SWH-E, KM-1301SRH-E, KM-1301SAH-E service manual Water Tank

Contents

Superior Degree Reliability Hoshizaki AMERICA, INC Contents Page Indicates important information about the use and care Important Safety InformationSerious injury 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 Minute Fill Cycle Sequence of OperationSequence Cycles and Shutdown Initial Harvest Cycle Pump-Out Cycle S4 Dip Switch Setting Pump-Out 1st Pump-Out FrequencyFreeze Cycle Harvest Cycle Mechanical Bin Control KM-1301SWH-E, KM-1301SRH-E Cycle at Shutdown Mechanical Bin Control Activation Pump-Out Cycle Sequence Flow ChartCycle Steps Minute Fill Harvest Cycle Mechanical BC Bin Full Shutdown and Restart Control Board Control Board Layout Control Board Sequence Step LED Lights and Audible Alarm SafetiesNo. of Beeps Type of Alarm Every 3 sec Time LEDs are On Harvest Timer S4 dip switch 1 Controls and AdjustmentsDefault Dip Switch Settings Time seconds Inlet Pump-Out Timer S4 dip switch 3Pump-Out Frequency Control S4 dip switch 5 Freeze Timer S4 dip switch 9 Harvest Pump Timer S4 dip switchFactory Use S4 dip switch S4 Dip Switch Setting Pump Motor Time seconds Refill Counter S5 dip switch 2 through Control SwitchFloat Switch Control S5 dip switch Tank Water Tank Headmaster Service Drier Valve Thermistor KM-1301SAH-E air-cooled Wiring DiagramsAuxiliary Code T-0, U-0 U-0 Auxiliary Code Auxiliary Code U-1 and Later PressureSwitch KM-1301SRH-E remote air-cooled Performance Data 1780 13301240 1335 1950 12701142 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 Mechanical Bin Control Check Bin Control CheckThermostatic Bin Control Check KM-1301SAH-E 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 No Ice Production Possible Cause Diagnostic ChartsNo Ice Production No Ice Production Possible Cause Freeze Up Freeze Up Possible Cause Harvest Cycle Freeze Up Possible Cause Freeze Cycle Long Freeze Cycle Low Ice ProductionLow Ice Production Possible Cause Long Harvest Cycle Refrigerant Recovery Replacement of ComponentsService for Refrigerant Lines 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