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 (S4 dip switch 1 & 2)
- 3. Pump-Out Time/Harvest Time During Pump-Out (S4 dip switch 3 & 4)
- 4. Pump-Out Frequency Control (S4 dip switch 5)
- 5. Harvest Pump Time (Harvest Assist) (S4 dip switch 6)
- 6. Harvest Pump Time (Harvest Assist)/Freeze-Time Correction (S4 dip switch 7)
- 7. Factory Use (S4 dip switch 8)
- 8. Freeze Timer (S4 dip switch 9 & 10)
- 9. Pump-Out Pump Motor Direction (S5 dip switch 1)
- 10. Refill Counter (S5 dip switch 2 and 3)
- 11. Minimum Harvest Time (S5 dip switch 4)
- 12. Anti-Slush (S5 dip switch 5)
- 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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VIII. Technical Information
We reserve the right to make changes in specications and design without prior notice.
A. Specication and Performance Data Sheets
Pressure data is recorded at 5 min. into freezing cycle. The data not in bold should be
used for reference only.
1. KM-350MAJ
Specification Sheet
AC SUPPLY VOLTAGE 115/60/1
AMPERAGE 9.05 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.) 890 (5.42) 810 (3.99)
WATER gal./24HR (gal./100 lbs.) 57 (14.5) 136 (27.8)
ICE PRODUCTION PER CYCLE 10.5 lbs. (4.8 kg) 480 pcs.
BIN CONTROL SYSTEM Ultra-Sonic Sensor
REFRIGERANT CHARGE R404A, 1 lb. 3.4 oz. (550g)
Performance Data Sheet
70/21 489 222
461 209 437 198
80/27 468 212 424 192 407 185
90/32 461 209 393 178 372 169
lbs./day kg./day
100/38 461 209 388 176 353 160
70/21
80/27
90/32
watts 100/38
70/21 136 0.52
113 0.43 103 0.39
80/27 119 0.45 82 0.31 85 0.32
90/32 113 0.43 57 0.22 54 0.20
gal./day m
3
/day
100/38 87 0.33 56 0.21 51 0.19
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 233 16.4
249 17.5 278 19.6
80/27 245 17.2 270 19.0 304 21.4
90/32 249 17.5 287 20.2 320 22.5
PSIG kg/cm
2
G
100/38 257 18.1 295 20.7 350 24.6
70/21 58 4.1 59 4.1 60 4.2
80/27 58 4.1 59 4.2 60 4.2
90/32 59 4.1 60 4.2 61 4.3
PSIG kg/cm
2
G
100/38 59 4.1 60 4.2 62 4.4
5,700 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM COMPRESSOR 1,000 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
HARVEST CYCLE TIME
HEAD PRESSURE
SUCTION PRESSURE
TOTAL HEAT OF REJECTION FROM CONDENSER
APPROXIMATE ICE PRODUCTION
PER 24 HR.
AMBIENT TEMP.
(ºF/ºC)
APPROXIMATE ELECTRIC
CONSUMPTION
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
931
953
1010
WATER TEMP. (ºF/ºC)
50/10 70/21 90/32
2.0
2.0
33
36
38
40
2.9
2.8
2.4
2.8
2.3
2.0
2.0
29
31
31
31
3.1
810
828
833
852
2.4
833
864
890
905
31
34
37
37
2.7
888
ENG.F-011.1.0205