Service Manual
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. Controls 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, Agitation, and Ice Purge Timer (S1 dip switch 8)
- 7. Bin Control Shutdown Delay (S1 dip switch 9)
- 8. Factory Use (S1 Dip Switch 10)
- D. Switches
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Appliance for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
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5. DCM-751BWH(-OS)
Specification Sheet
AC SUPPLY VOLTAGE 115/60/1
COMPRESSOR 115 V 77 LRA 11.0 RLA
GEAR MOTOR 115 V 3.0 FLA 200W
AGITATING MOTOR 120 V 3.2 FLA (TOTAL) 134 W (TOTAL)
DISPENSING MOTOR 115 V 1.1 FLA 53 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
ELECTRIC & WATER CONSUMPTION 90/70°F 70/50°F
ELECTRIC W (kWH/100 lb.) 1312 (4.76) 1382 (4.25)
POTABLE WATER 81 (12.0) 94 (12.0)
WATER-COOLED CONDENSER 594 (96) 390 (50)
gal./24HR (gal./100 lb.)
BIN CONTROL SYSTEM Mechanical Bin Control and Timer
REFRIGERANT CHARGE R-404A, 1 lb. 6 oz. (624 g)
Performance Data Shee
t
APPROXIMATE Ambient
ICE PRODUCTION Temp. (°F)
PER 24 HR. 70 782 355
767 348 745 338
80 724 328 703 319 683 310
90 664 301 678 308 627 284
lb./day kg/day
100 609 276 592 268 540 245
APPROXIMATE ELECTRIC 70 1382 -- 1372 -- 1362 --
CONSUMPTION 80 1352 -- 1342 -- 1332 --
90 1322 -- 1312 -- 1330 --
watts 100 1348 -- 1366 -- 1384 --
APPROXIMATE WATER 70 483 1.83
540 2.04 825 3.12
CONSUMPTION PER 24 HR. 80 526 1.99 614 2.32 1015 3.84
90 540 2.04 675 2.56 1034 3.91
gal./day l/day
100 713 2.70 759 2.87 1364 5.16
EVAPORATOR OUTLET TEMP. 70 7 -14 7 -14 7 -14
80 7 -14 10 -12 10 -12
90 10 -12 10 -12 12 -11
°F °C
100 12 -11 12 -11 12 -11
HEAD PRESSURE 70 261 18.3 261 18.3 261 18.3
80 263 18.5 263 18.5 263 18.5
90 265 18.6 265 18.6 265 18.6
PSIG kg/cm²G
100 270 19.0 270 19.0 270 19.0
SUCTION PRESSURE 70 30 2.1 30 2.1 30 2.1
80 31 2.2 31 2.2 31 2.2
90 32 2.2 32 2.2 32 2.2
PSIG kg/cm²G
100 33 2.3 33 2.3 33 2.3
WATER FLOW FOR CONDENSER
25 gal/h (AT 90°F /WT 70°F)
PRESSURE DROP OF COOLING WATER LINE
Less than 7 PSIG
HEAT OF REJECTION FROM CONDENSER 7,600 BTU/h (AT 90°F /WT 70°F)
HEAT OF REJECTION FROM COMPRESSOR 1,300 BTU/h (AT 90°F /WT 70°F)
HEAT OF REJECTION FROM GEAR MOTOR 700 BTU/h (AT 90°F /WT 70°F)
Water Temp. (°F)
50 70 90
ENG F-013.0.1196