Service Manual
Table Of Contents
- Important Safety Information
- I. Construction and Water/Refrigeration Circuit Diagram
- 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. Harvest Timer (S4 dip switch 1 & 2)
- 3. Pump-Out Timer (S4 dip switch 3 & 4)
- 4. Pump-Out Frequency Control (S4 dip switch 5 & 6)
- 5. Harvest Pump Timer Operation (S4 dip switch 7)
- 6. Factory Use (S4 dip switch 8)
- 7. Freeze Timer (S4 dip switch 9 & 10)
- 8. Float Switch Selector (S5 dip switch 1)
- 9. Refill Counter (S5 dip switch 2, 3, and 5), Program Selector (4)
- 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
60
4. KMD-530MWH
Specification Sheet
AC SUPPLY VOLTAGE 115/60/1
AMPERAGE 10.5 A ( 5 Min. Freeze AT 104°F / WT 80°F)
MINIMUM CIRCUIT AMPACITY 20 A
MAXIMUM FUSE SIZE 20 A
ELECTRIC & WATER CONSUMPTION 90/70°F 70/50°F
ELECTRIC W (kWH/100 lbs.) 950 (4.40) 960 (4.25)
WATER gal./24HR (gal./100 lbs.) 109 (20.9) 198 (36.7)
WATER COOLED CONDENSER 530 (102) 286 (53)
gal./24HR (gal./100 lbs.)
ICE PRODUCTION PER CYCLE 10 lbs. (4.5 kg) 432pcs.
BIN CONTROL SYSTEM Mechanical
REFRIGERANT CHARGE R404A, 0 lb. 14.1 oz. (400g)
Performance Data Sheet
70/21 540 245 534 242 499 226
80/27 536 243 526 239 476 216
90/32 534 242 520 236 475 216
lbs./day kg./da
y
100/38 518 235 509 231 434 197
70/21
80/27
90/32
watts 100/38
70/21 484 1.83 530 2.01 796 3.01
80/27 519 1.96 589 2.23 969 3.67
90/32 530 2.01 639 2.42 977 3.70
gal./day m
3
/day
100/38 685 2.59 718 2.72 1287 4.87
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 260 18.3 261 18.3 264 18.6
80/27 261 18.3 262 18.4 267 18.7
90/32 261 18.3 263 18.5 267 18.8
PSIG kg/cm
2
G
100/38 262 18.4 264 18.6 271 19.1
70/21 33 2.3 33 2.3 34 2.4
80/27 33 2.3 34 2.4 34 2.4
90/32 33 2.3 34 2.4 35 2.4
PSIG kg/cm
2
G
100/38 33 2.3 34 2.4 35 2.5
7,080 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM COMPRESSOR 1,320 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
WATER FLOW FOR CONDENSER 50 gal./h [AT 100ºF (38ºC) / WT 90ºF (32ºC)]
PRESSURE DROP OF COOLING WATER LINE less than 10 PSIG
2.5 2.1 2.1
HEAD PRESSURE
SUCTION PRESSURE
TOTAL HEAT OF REJECTION FROM CONDENSER
HARVEST CYCLE TIME
3.2 2.9 2.8
2.9 2.5 2.5
2.9 2.1 2.1
28
24 25 28
25 26 30
966 955 990
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
24 24 26
24 25
APPROXIMATE ELECTRIC
CONSUMPTION
960 957 972
958 953 978
957 950 971
APPROXIMATE ICE PRODUCTION
PER 24 HR.
AMBIENT TEMP.
(ºF/ºC)
WATER TEMP. (ºF/ºC)
50/10 70/21 90/32
ENG.F-011.1.0205