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 Time (S1 dip switch 1 & 2)
- 3. Pump-Out Time/Harvest Time During Pump-Out (S1 dip switch 3 & 4)
- 4. Pump-Out Frequency Control (S1 dip switch 5 & 6)
- 5. Harvest Pump Time Duration (Harvest Assist) (S1 dip switch 7 & 8)
- 6. Freeze Timer (S1 dip switch 9 & 10)
- 7. Pump-Out/Drain Selector (S2 dip switch 1)
- 8. Harvest Promotion Control (S2 dip switch 2)
- 9. Minimum Harvest Time (S2 dip switch 3)
- 10. Harvest Completion Detection Control (S2 dip switch 4)
- 11. Overfreeze Detection Control (S2 dip switch 5)
- 12. Slush Control (S2 dip switch 6)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Appliance for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
52
3. KM-301BWJ
Specification Sheet
AC SUPPLY VOLTAGE 115/60/1
AMPERAGE 5.7 A ( 5 Min. Freeze AT 104°F / WT 80°F)
MINIMUM CIRCUIT AMPACITY 15 A
MAXIMUM FUSE SIZE 15 A
ELECTRIC & WATER CONSUMPTION 90/70°F 70/50°F
ELECTRIC W (kWH/100 lbs.) 480 (4.90) 490 (4.16)
WATER gal./24HR (gal./100 lbs.) 47 (20.0) 54 (18.9)
WATER COOLED CONDENSER 218 (92) 105 (37)
gal./24HR (gal./100 lbs.)
ICE PRODUCTION PER CYCLE 4.9 lbs. (2.2 kg) 238pcs.
APPROXIMATE STORAGE CAPACITY 100 LBS.
BIN CONTROL SYSTEM Mechanical Bin Control
REFRIGERANT CHARGE R404a, 0 lb. 12.3 oz. (350g)
Performance Data Shee
t
70/21 285 129 271 123 210 95
80/27 274 124 253 115 168 76
90/32 271 123 237 108 161 73
lbs./day kg./day
100/38 244 111 220 100 92 42
70/21
80/27
90/32
watts 100/38
70/21 159 0.60
190 0.72 188 0.71
80/27 182 0.69 231 0.87 204 0.77
90/32 190 0.72 265 1.00 249 0.94
gal./day m
3
/day
100/38 218 0.82 261 0.99 234 0.89
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 289 20.3
286 20.1 287 20.2
80/27 287 20.2 283 19.9 287 20.1
90/32 286 20.1 280 19.7 283 19.9
PSIG kg/cm
2
G
100/38 288 20.3 281 19.7 285 20.0
70/21 49 3.4 49 3.5 39 2.8
80/27 49 3.5 50 3.5 34 2.4
90/32 49 3.5 50 3.5 36 2.6
PSIG kg/cm
2
G
100/38 44 3.1 47 3.3 24 1.7
4,050 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM COMPRESSOR 700 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
33
492 482 500
25 28
APPROXIMATE ICE PRODUCTION PER
24 HR.
AMBIENT TEMP.
(ºF/ºC)
WATER TEMP. (ºF/ºC)
50/10 70/21 90/32
APPROXIMATE ELECTRIC
CONSUMPTION
490 487 494
488 483 496
487 480 490
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
23 24 27
23 25 29
24 27 30
HARVEST CYCLE TIME
2.1 2.1 2.1
2.1 2.1 2.1
2.1 2.0 2.0
TOTAL HEAT OF REJECTION FROM CONDENSER
2.1 2.0 2.0
HEAD PRESSURE
SUCTION PRESSURE
ENG.F-011.1.0205