Service Manual
ManualsBrandsHoshizaki ManualsCommercial Countertop Ice Makers and DispensersDCM-751BAH 35" Stanitary Cubelet Ice Machine and Dispenser with 801 lbs. Daily Ice Production, Built-In 70 lbs. Ice Storage, Corrosion Resistant Stainless Steel Exterior, Advanced CleanCycle24 Design, and Push Button Operation: Stainless Steel
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagrams
- II. Sequence of Operation and Service Diagnosis
- III. Controls and Adjustments
- A. Control Board Layout
- B. LED Lights and Audible Alarm Safeties
- C. Settings and Adjustments
- 1. Default Dip Switch Settings
- 2. Infrared Sensor Shutdown Delay (S1 dip switch 1, 2, 3)
- 3. Drain Frequency Control (S1 dip switch 4)
- 4. Continuous Dispensing Timer (S1 dip switch 5 & 6)
- 5. Bin Control Selector (S1 dip switch 7)
- 6. Bin Control Shutdown Delay (S1 dip switch 8)
- 7. Factory Use (S1 Dip Switch 9 & 10)
- D. Power Switch, Control Switch, and Dispense Mode Switch
- IV. Removal and Replacement of Components
- V. Maintenance
- VI. Preparing the Appliance for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
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Note: We reserve the right to make changes in specications and design without prior
notice.
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)
100 539 (245) 517 (234) *490 (222)
SHAPE OF ICE 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 Photoelectric Sensor (Infrared)
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
CONTROL 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-5002, Apron kit when drip tray removed
OPERATING CONDITIONS VOLTAGE RANGE 104-127VAC
AMBIENT TEMP. 45-100°F
WATER SUPPLY TEMP. 45-90°F
WATER SUPPLY PRESSURE 10-113 PSIG
ENG F-013.0.1196
2. DCM-751BAH-OS