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
51
2. KM-301BAJ
Specification Shee
t
AC SUPPLY VOLTAGE 115/60/1
AMPERAGE 8.4 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.) 630 (7.10) 670 (5.55)
WATER gal./24HR (gal./100 lbs.) 47 (22.0) 71 (24.6)
ICE PRODUCTION PER CYCLE 4.6 lbs. (2.1 kg) 238pcs.
APPROXIMATE STORAGE CAPACITY 100 LBS.
BIN CONTROL SYSTEM Mechanical Bin Control
REFRIGERANT CHARGE R404A, 0 lb. 13.4 oz. (380g)
Performance Data Shee
t
70/21 290 131 267 121 247 112
80/27 272 123 237 107 223 101
90/32 267 121 212 96 195 88
lbs./day kg./da
y
100/38 267 121 208 94 179 81
70/21
80/27
90/32
watts 100/38
70/21 71 0.27
64 0.24 57 0.22
80/27 66 0.25 54 0.21 50 0.19
90/32 64 0.24 47 0.18 41 0.16
gal./day m
3
/day
100/38 55 0.21 45 0.17 36 0.14
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 219 15.4
234 16.4 249 17.5
80/27 230 16.2 254 17.8 266 18.7
90/32 234 16.4 270 19.0 284 19.9
PSIG kg/cm
2
G
100/38 235 16.5 273 19.2 296 20.8
70/21 45 3.2 46 3.2 48 3.4
80/27 46 3.2 47 3.3 49 3.5
90/32 46 3.2 48 3.4 50 3.5
PSIG kg/cm
2
G
100/38 46 3.3 48 3.4 52 3.7
4,200 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM COMPRESSOR 750 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM CONDENSER
2.2 2.0 2.0
HEAD PRESSURE
SUCTION PRESSURE
HARVEST CYCLE TIME
2.4 2.3 2.3
2.3 2.1
2.3 2.0 2.0
2.2
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
21 23 27
23 26 30
23 29 32
APPROXIMATE ELECTRIC
CONSUMPTION
670 658 686
661 643 694
658 630 672
APPROXIMATE ICE PRODUCTION
PER 24 HR.
AMBIENT TEMP.
(ºF/ºC)
WATER TEMP. (ºF/ºC)
50/10 70/21 90/32
24 30 35
678 640 710
ENG.F-011.1.0205