Hoshizaki dcm-75ibah service manual VIII. Technical Information Specification Sheets, DCM-751BAH

Page 54

VIII. Technical Information

A. Specification Sheets

1. DCM-751BAH

AC SUPPLY VOLTAGE

115/60/1

 

 

 

 

 

 

 

COMPRESSOR

115 V

77 LRA

 

 

11.0 RLA

GEAR MOTOR

115 V

3.0 FLA

 

 

1/4 HP

FAN MOTOR

115 V

1.0 FLA

 

 

50 W

AGITATING MOTOR

120 V

1.8 FLA (TOTAL)

110 W (TOTAL)

DISPENSING MOTOR

115 V

0.9 FLA

 

 

55 W

OTHER

115 V

0.6 A

 

 

 

 

MAXIMUM FUSE SIZE

20 A

 

 

 

 

 

 

MAX. HACR BREAKER (USA ONLY)

20 A

 

 

 

 

 

 

MAX. CIRC. BREAKER (CANADA ONLY)

20 A

 

 

 

 

 

 

MINIMUM CIRCUIT AMPACITY

20 A

 

 

 

 

 

 

APPROXIMATE ICE PRODUCTION

Ambient

 

WATER TEMP. (°F)

 

PER 24 HR.

Temp.(°F)

 

50

 

70

 

90

 

lbs./day (kg/day)

70

 

*801 (363)

 

757 (343)

 

725 (329)

 

Reference without *marks

80

 

695 (315)

 

666 (302)

 

639 (290)

 

 

90

 

612 (278)

 

*583 (265)

 

562 (255)

 

SHAPE OF ICE

100

 

539 (245)

 

517 (234)

 

*490 (222)

 

Cubelet

 

 

 

 

 

 

 

ICE HARDNESS FACTOR

90% (90/70°F, Conductivity 200 µs/cm)

APPROXIMATE STORAGE CAPACITY

95 lbs.

 

 

 

 

 

 

ELECTRIC & WATER CONSUMPTION

90/70°F

 

 

70/50°F

 

 

ELECTRIC W (kWH/100 lbs.)

1388 (5.94)

 

 

 

1292 (4.08)

 

 

 

POTABLE WATER

70 (12.0)

 

 

 

96 (12.0)

 

 

 

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

 

 

 

 

 

 

 

 

EXTERIOR DIMENSIONS (WxDxH)

34-1/16" x 28-1/2" x 48-1/16" (865 x 723 x 1221 mm) (No legs)

EXTERIOR FINISH

Stainless Steel; Galvanized Steel (Rear)

WEIGHT

Net 300 lbs. (136 kg), Shipping 345 lbs. (156 kg)

CONNECTIONS - ELECTRIC

Permanent Connection

 

 

 

 

- WATER SUPPLY

Inlet 1/2" FPT

 

 

 

 

- DRAIN

Drip Tray Drain Outlet 3/4" FPT

 

 

 

Storage Bin Drain Outlet 3/4" FPT

 

 

ICE MAKING SYSTEM

Auger Type

 

 

 

 

 

 

HARVESTING SYSTEM

Direct Driven Auger (1/4 HP Gear Motor)

ICE MAKING WATER CONTROL

Float Switch

 

 

 

 

 

 

DISPENSER CONTROL SYSTEM

Push Button

 

 

 

 

 

 

BIN CONTROL SYSTEM

Mechanical Bin Control and Timer

 

 

COMPRESSOR

Hermetic, Model RST61C1E-CFA-202

 

 

CONDENSER

Air-Cooled, Fin and Tube Type

 

 

EVAPORATOR

Copper Tube on Cylinder

 

 

 

 

REFRIGERANT CONTROL

Thermostatic Expansion Valve

 

 

REFRIGERANT CHARGE

R-404A, 1 lb. 10 oz. (737 g)

 

 

DESIGN PRESSURE

High 460 PSIG, Low 290 PSIG

 

 

P.C. BOARD CIRCUIT PROTECTION

High Voltage Power Protect Relay

 

 

COMPRESSOR PROTECTION

Auto-Reset Internal Protector

 

 

GEAR MOTOR PROTECTION

Auto-Reset Internal Protector and Fuse (3A)

REFRIGERANT CIRCUIT PROTECTION

Auto-Reset High Pressure Switch

 

 

LOW WATER PROTECTION

Float Switch and Timer

 

 

 

 

ACCESSORIES - SUPPLIED

Spare Fuse (2-3A), Legs

 

 

 

 

- OPTIONAL

HS-5003, Apron kit when drip tray removed

OPERATING CONDITIONS

VOLTAGE RANGE

 

 

104-127 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 DCM-751BAH-OS DCM-751BWH-OS Hoshizaki AMERICA, INC Contents Page Important Safety Information Page Construction and Water/Refrigeration Circuit Diagrams DCM-751BAH-OSDCM-751BWH-OS Ice Making Unit Water/Refrigeration Circuit Diagrams Spout Inlet Water Valve Water Supply Float Operation Control Board Sequence Flow Chart DCM-751BH-OSChart DiagnosisService Diagnosis Diagnostic ProcedureIce Production Check Page Page Page Page Control Board Check 5VDC CB K9 Connector See Fig High-Pressure Switch HPS5VDC CB K9 Connector Component Pin # Wire Color Gear Motor Protect Relay Gmpr 5VDC CB K8 Connector See Fig5VDC CB K8 Connector Component Pin # Wire Color Bin Control BC5VDC 0VDC Portion Signal #5 R Red K4 pin closest 5VDC Power Supply #3 W/BK 24VAC CB K2 Connector Connector Pin # Wire Color Neutral LBU Open ClosedBin Control Check Float Switch Check and Cleaning Float Switch CheckFloat Switch Cleaning Page Diagnostic Tables No Ice ProductionNo Ice Production Possible Cause Startup No Ice Production Possible Cause ShutdownIce Dispense-Opti-Serve Ice/Water DispensingIce Dispense-Push Button Water Dispense-Push ButtonIII. Controls and Adjustments Control Board Layout DCM-751BHK2 Connector Drain Valve #10 W/BU DCM-751BH-OSIcemaking Sequence Sequence Step LED Lights and Audible Alarm SafetiesNo. of Beeps Type of Alarm Reset Options Every 5 sec Energized Components Min MaxInfrared Sensor Shutdown Delay S1 dip switch 1, 2 Settings and AdjustmentsDefault Dip Switch Settings Drain Frequency Control S1 dip switchBin Control Shutdown Delay S1 dip switch Continuous Dispensing Timer S1 dip switch 5Bin Control Selector S1 dip switch Factory Use S1 Dip Switch 9OFF Power Switch, Control Switch, and Dispense Mode SwitchICE DrainDispense Mode Switch ContinuousPortion IV. Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery BrazingEvacuation and Recharge R-404A Important Notes for Component Replacement Evaporator Assembly Components. See FigEvaporator Assembly Icemaking Unit Upper Bearing Wear CheckRemoval and Replacement of Extruding Head Removal and Replacement of AugerRemoval and Replacement of Evaporator 5b. Lower Housing Removal and Replacement of Gear Motor Dispense Components Dispense Auger and AgitatorDispense and Agitating Motors Maintenance Maintenance ScheduleFrequency Area Task VI. Preparing the Appliance for Periods of Non-Use Page VII. Disposal VIII. Technical Information Specification Sheets DCM-751BAHDesign without prior DCM-751BWH Potable Water WATER-COOLED Condenser779 758 Reference without *marks 738 719 Performance Data ICE Production800 363 Wiring Diagrams DCM-751BH-OS
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