Hoshizaki 2a. KM-901MWH water-cooled Auxiliary Code T-0, U-0, Water Cooled Condenser

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2a. KM-901MWH (water-cooled) Auxiliary Code T-0, U-0

AC SUPPLY VOLTAGE	208-230/60/1 (3 wire with netrual for 115V)
AMPERAGE	8.7A ( 5 Min. Freeze AT 104°F / WT 80°F)
MINIMUM CIRCUIT AMPACITY	15 A
MAXIMUM FUSE SIZE	15 A
APPROXIMATE ICE PRODUCTION	Ambient	WATER TEMP. (°F)
PER 24 HR.	Temp.(°F)	50	70	90
lbs./day ( kg/day )	70	*912 (414)	889 (403)	849 (385)
Reference without *marks	80	895 (406)	860 (390)	815 (370)
	90	889 (403)	*835 (379)	791 (359)
SHAPE OF ICE	100	878 (398)	825 (374)	751 (341)
SHAPE OF ICE	Crescent Cube
ICE PRODUCTION PER CYCLE	13.4 lbs. (6.1 kg) 720pcs.
APPROXIMATE STORAGE CAPACITY	N/A
ELECTRIC & WATER CONSUMPTION	90/70°F		70/50°F
ELECTRIC W (kWH/100 lbs.)	1570(4.5)		1480(3.9)
WATER gal./24HR (gal./100 lbs.)	182(21.8)		245(26.9)
WATER COOLED CONDENSER	1162(139)		631(69)
gal./24HR (gal./100 lbs.)
EXTERIOR DIMENSIONS (WxDxH)	30" x 27-3/8" x 37-7/16" (762 x 695 x 950 mm)
EXTERIOR FINISH	Stainless Steel, Galvanized Steel (Rear)
WEIGHT	Net 189 lbs. (86 kg), Shipping		249 lbs. (113 kg)
CONNECTIONS - ELECTRIC	Permanent - Connection
- WATER SUPPLY	Inlet	1/2" FPT	Cond. Inlet	1/2" FPT
- DRAIN	Outlet	3/4" FPT	Cond. Outlet	3/8" FPT
		3/8" OD Tube
CUBE CONTROL SYSTEM	Float Switch
HARVESTING CONTROL SYSTEM	Hot Gas and Water, Thermistor and Timer
ICE MAKING WATER CONTROL	Timer Controlled. Overflow Pipe
COOLING WATER CONTROL	Pressure Regulator
BIN CONTROL SYSTEM	Thermostat
COMPRESSOR	Hermetic, Model CS12K6E-PFV-237
CONDENSER	Water-cooled, Tube in tube type
EVAPORATOR	Vertical type, Stainless Steel and Copper
REFRIGERANT CONTROL	Thermostatic Expansion Valve
REFRIGERANT CHARGE	R404A, 1 lb. 15.4 oz. (890g)
DESIGN PRESSURE	High 427PSIG, Low 230PSIG
P.C. BOARD CIRCUIT PROTECTION	High Voltage Cut-out ( Internal )
COMPRESSOR PROTECTION	Auto-reset Overload Protector ( Internal )
REFRIGERANT CIRCUIT PROTECTION	Auto-reset High Pressure Control Switch
LOW WATER PROTECTION	Float Switch
ACCESSORIES -SUPPLIED	N/A
-REQUIRED	Ice Storage Bin
OPERATING CONDITIONS	VOLTAGE RANGE			187 - 253 V
	AMBIENT TEMP.			45 -100° F
	WATER SUPPLY TEMP.			45 - 90° F
	WATER SUPPLY PRESSURE			10 - 113 PSIG

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

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Contents KM-901MAH KM-901MWH Hoshizaki AMERICA, INC Contents Page Page Serious injury Important Safety InformationIndicates important information about the use and care Unit1a. KM-901MAH air-cooled Auxiliary Code T-0, U-0 Specifications Icemaker1b. KM-901MAH air-cooled Auxiliary Code U-1 and Later Water Cooled Condenser 2a. KM-901MWH water-cooled Auxiliary Code T-0, U-02b. KM-901MWH water-cooled Auxiliary Code U-1 and Later 3a. KM-901MRH remote air-cooled Auxiliary Code T-0, U-0 3b. KM-901MRH remote air-cooled Auxiliary Code U-1 and Later 4a. KM-901MRH3 remote air-cooled Auxiliary Code T-0, U-0 4b. KM-901MRH remote air-cooled Auxiliary Code U-1 and Later Condenser Unit Model URC-9F SpecificationsKM-901MAH air-cooled II. General Information ConstructionKM-901MWH water-cooled KM-901MRH/3 remote air-cooled Sequence of Operation Sequence Cycles and ShutdownControl Board Auxiliary Code T-0, U-0 Control Board Auxiliary Code U-1 and Later ShutdownOFF Cycle at Shutdown Mechanical Bin Control Activation Sequence Flow Chart Control Board Sequence Flow ChartCycle Bin FullLater Control Board Auxiliary Code U-1Minute Harvest Cycle Freeze Cycle Pump-Out Cycle Fill CycleControl Board Control Board Control Board LayoutPart Number 2A3792-01 High Temperature Safety Harvest Backup Timer and Freeze TimerLow Water Safety Maximum Water Supply Period 6 minutesNo. of Beeps Type of Alarm Every 3 sec LED Lights and Audible Alarm SafetiesSequence Step Energized Time LEDs are On Components Min Max AvgControl Board Auxiliary Code U-1 and Later Default Dip Switch Settings Controls and AdjustmentsHarvest Timer S4 dip switch 1 S4 Dip Switch S4 Dip Switch NoPump-Out Timer S4 dip switch 3 Pump-Out Frequency Control S4 dip switch 5S4 Dip Switch Setting Time seconds Inlet Factory Use S4 dip switch Bin Control Selector/Harvest Pump Timer S4 dip switchControl Board S4 Dip Switch Setting Bin Control Control Board S4 Dip Switch Setting Pump Motor Time secondsFloat Switch Control S5 dip switch 1 G Control Board Freeze Timer S4 dip switch 9Refill Counter S5 dip switch 2 through 5 G Control Board S4 Dip Switch Setting Time MinutesControl Switch Float SwitchBin Control ThermistorWater Pump Switch Discharge Line Wiring Diagrams ModelCooled-AirWater-Cooled Model PressureHigh* SwitchKM-901MAH air-cooled and KM-901MWH water-cooled PressureSwitch KM-901MRH remote air-cooledHigh KM-901MRH3 remote air-cooled Cooled-AirModel High* Pressure Switch Cooled-WaterModelHigh Pressure Switch SwitchPressure Performance Data 835 9121480 1570KM-901MRH remote air-cooled KM-901MRH3 remote air-cooled Diagnostic Procedure IV. Service DiagnosisPage OFF Shutdown Thermostatic Bin Control Auxiliary Code T-0, U-0 Control Board CheckControl Correct LED Board Lighting Sequence Bin Control CheckMechanical Bin Control Check Mechanical Bin Control Cleaning Float Switch Check Float Switch Check and CleaningFloat Switch Cleaning Thermistor Check Diagnostic Charts Problem Possible Cause RemedyNo Ice Production Problem Possible Cause Remedy Problem Possible Cause Remedy Evaporator is Frozen Up Problem Possible Cause Remedy Low Ice Production Abnormal Ice Other Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Evacuation and Recharge R-404A BrazingRemoval and Replacement of Compressor Removal and Replacement of Expansion Valve Page Removal and Replacement of Evaporator Removal and Replacement of Air-Cooled Condenser Removal and Replacement of Water-Cooled Condenser Removal and Replacement of Remote Air-Cooled Condenser Page Adjustment of Water Regulating Valve water-cooled model Removal and Replacement of Thermistor Removal and Replacement of Inlet Water Valve Removal and Replacement of Pump Motor Removal and Replacement of Control Board Cleaning and Sanitizing Instructions VI. Cleaning and MaintenanceCleaning Procedure Sanitizing Procedure Following Cleaning Procedure Preparing the Icemaker for Long Storage MaintenanceDrain the water tank