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Hoshizaki KM-1601SAH/3, KM-1601SRH/3, KM-1601SWH/3 4. KM-1601SWH3 (water-cooled), Note: We reserve the right to make changes in specications and design without prior

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AC SUPPLY VOLTAGE 208-230/60/3

AMPERAGE 9.0 A ( 5 Min. Freeze AT 104°F / WT 80°F)

MINIMUM CIRCUIT AMPACITY 20 A

MAXIMUM FUSE SIZE 20 A

APPROXIMATE ICE PRODUCTION Ambient WATER TEMP. (°F)

PER 24 HR. Tem p.(°F) 50 70 90

lbs./day ( kg/day ) 70 *1555 (705) 1558 (707) 1466 (665)

Reference without *marks 80 1557 (706) 1562 (708) 1417 (643)

90 1558 (707) *1565 (710) 1440 (653)

100 1507 (684) 1536 (697) 1326 (601)

SHAPE OF ICE Crescent Cube

ICE PRODUCTION PER CYCLE 30.2 lbs. (13.7 kg) 1440 pcs.

APPROXIMATE STORAGE CAPACITY N/A

ELECTRIC & WATER CONSUMPTION 90/70°F 70/50°F

ELECTRIC W (kWH/100 lbs.) 2390(3.66) 2270(3.5)

WATER gal./24HR (gal./100 lbs.) 372(23.8) 804(51.7)

WATER COOLED CONDENSER 1565(100) 910(59)

gal./24HR (gal./100 lbs.)

CEC/CEE TIER LEVEL 2

ENERGY STAR N/A

EXTERIOR DIMENSIONS (WxDxH) 48" x 27-3/8" x 27-3/8" (1219 x 695 x 695 mm)

EXTERIOR FINISH Stainless Steel, Galvanized Steel (Rear)

WEIGHT Net 310 lbs. ( 141 kg ), Shipping 360 lbs. ( 163 kg )

CONNECTIONS - ELECTRIC Permanent - Connection

- WATER SUPPLY Inlet 1/2" FPT Condenser Inlet 1/2" FPT

- DRAIN Outlet 3/4" FPT Condenser 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 Water Regulating Valve

BIN CONTROL SYSTEM Thermostat

COMPRESSOR Hermetic, Model CS18K6E-TF5-237

CONDENSER Water-cooled, Tube in tube type

EVAPORATOR Vertical type, Stainless Steel and Copper

REFRIGERANT CONTROL Thermostatic Expansion Valve

REFRIGERANT CHARGE R-404A, 3 lbs. 1 oz. ( 1400g )

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

4. KM-1601SWH3 (water-cooled)Note: We reserve the right to make changes in specications and design without prior

notice.

Contents

Main Hoshizaki Hoshizaki America, Inc. Page CONTENTS Page Important Safety Information WARNING CAUTION IMPORTANT WARNING I. Specications A. Icemaker 1. KM-1601SAH (air-cooled) Note: We reserve the right to make changes in specications and design without prior 2. KM-1601SAH3 (air-cooled) Note: We reserve the right to make changes in specications and design without prior 3. KM-1601SWH (water-cooled) 4. KM-1601SWH3 (water-cooled) Note: We reserve the right to make changes in specications and design without prior Note: We reserve the right to make changes in specications and design without prior 6. KM-1601SRH with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and Note: We reserve the right to make changes in specications and design without prior Note: We reserve the right to make changes in specications and design without prior Note: We reserve the right to make changes in specications and design without prior 9. KM-1601SRH3 with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and Note: We reserve the right to make changes in specications and design without prior Note: We reserve the right to make changes in specications and design without prior B. Condenser Unit Page II. General Information A. Construction 1. KM-1601SAH/3 (air-cooled) 2. KM-1601SWH/3 (water-cooled) 3. KM-1601SRH/3 (remote air-cooled) B. Sequence of Operation Page Page Page 2. Sequence Flow Chart a) KM-1601SAH/3 "G" Control Board 4. Pump-Out Cycle Components Energized when the Control Switch is in the "WASH" Position 3. Ice Level Lowered "G" Control Board Sequence Flow Chart KM-1601SAH/3 Cycle Steps 2. Harvest Cycle 1. 1-Minute Fill Cycle "E" Control Board Sequence Flow Chart 4. Pump-Out Cycle and Restart Shutdown Components Energized when the Control Switch is in the "WASH" Position C. Control Board 1. Control Board Layout a) KM-1601SAH/3 "G" Control Board "G" Control Board Part Number 2A3792-01 "G" Control Board b) KM-1601SWH/3 and KM-1601SRH/3 "E" Control Board "E" Control Board Part Number 2A1410-01 (factory); 2A1410-02 (service) "E" Control Board Page Page 3. Controls and Adjustments S4 Dip Switch All Models S5 Dip Switch KM-1601SAH/3 "G" Control Board Page Page Page Page III. Technical Information A. Water Circuit and Refrigeration Circuit 1. KM-1601SAH/3 (air-cooled) 2. KM-1601SWH/3 (water-cooled) 3. KM-1601SRH/3 (remote air-cooled) B. Wiring Diagrams Page Page Page C. Performance Data 1. KM-1601SAH (air-cooled) 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 2. KM-1601SAH3 (air-cooled) 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 3. KM-1601SWH (water-cooled) 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 4. KM-1601SWH3 (water-cooled) 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 6. KM-1601SRH with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 9. KM-1601SRH3 with URC-21F (remote air-cooled) (auxiliary codes: some S-1; S-2 and 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior 1. Pressure data is recorded at 5 minutes into freezing cycle. The data not in bold 2. We reserve the right to make changes in specications and design without prior IV. Service Diagnosis WARNING A. Diagnostic Procedure Page Page Page B. Control Board Check C. Bin Control Check D. Float Switch Check and Cleaning Fig. 1 Page E. Thermistor Check F. Adjustment of Water Regulating Valve (water-cooled model) G. Diagnostic Charts Page Page 3. Low Ice Production Page V. Replacement of Components WARNING A. Service for Refrigerant Lines WARNING Page Page B. Important Notes for Component Replacement When replacing a component listed below, see the notes to help ensure proper operation. VI. Cleaning and Maintenance WARNING A. Cleaning and Sanitizing Instructions WARNING Page Page B. Maintenance WARNING C. Preparing the Icemaker for Long Storage