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. Float Switch Selector (S5 dip switch 1)
- 10. Refill Counter (S5 dip switch 2 and 3)
- IV. Refrigeration Circuit and Component Service Information
- V. Maintenance
- VI. Preparing the Icemaker for Periods of Non-Use
- VII. Disposal
- VIII. Technical Information
- A. Specification and Performance Data
- 1. KM-1301SAJ
- 2. KM-1301SAJ3
- 3. KM-1301SWJ
- 4. KM-1301SWJ3
- 5. KM-1301SRJ with URC-14F
- 6. KM-1301SRJ3 with URC-14F
- 7. KM-1601SAJ
- 8. KM-1601SAJ3
- 9. KM-1601SWJ
- 10. KM-1601SWJ3
- 11. KM-1601SRJ with URC-22F
- 12. KM-1601SRJ3 with URC-22F
- 13. KM-1900SAJ
- 14. KM-1900SAJ3
- 15. KM-1900SWJ
- 16. KM-1900SWJ3
- 17. KM-1900SRJ with URC-22F
- 18. KM-1900SRJ3 with URC-22F
- 19. KM-2200SWJ3
- 20. KM-2200SRJ3 with URC-22F
- 21. KM-2600SWJ3
- 22. KM-2600SRJ3 with URC-23F
- B. Wiring Diagrams
- A. Specification and Performance Data
74
18. KM-1900SRJ3 with URC-22F
Specification Shee
t
AC SUPPLY VOLTAGE 208-230/60/3
AMPERAGE 13.5
MINIMUM CIRCUIT AMPACITY 20 A
MAXIMUM FUSE SIZE 20 A
ELECTRIC & WATER CONSUMPTION 90/70°F 70/50°F
ELECTRIC W (kWH/100 lbs.) 2760 (3.90) 2460 (3.06)
WATER gal./24HR (gal./100 lbs.) 323 (19.0) 564 (29.2)
ICE PRODUCTION PER CYCLE 41.8 lbs. (19 kg) 2160pcs.
BIN CONTROL SYSTEM Mechanical
REFRIGERANT CHARGE TOTAL R404A, 21 lb. 7.9 oz. (9750g)
ICEMAKER, 13 lb. 12.5 oz. (6250g)
CONDENSER, 7 lb. 11.5 oz. (3500g)
Performance Data Shee
t
70/21 1933 877 1865 846 1784 809
80/27 1881 853 1775 805 1702 772
90/32 1865 846 1700 771 1622 736
lbs./day kg./da
y
100/38 1853 841 1682 763 1550 703
70/21
80/27
90/32
watts 100/38
70/21 564 2.14 494 1.87 441 1.67
80/27 511 1.93 401 1.52 373 1.41
90/32 494 1.87 323 1.22 284 1.07
gal./day m
3
/day
100/38 406 1.54 314 1.19 248 0.94
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 200 14.1
218 15.3 239 16.8
80/27 213 15.0 241 16.9 260 18.3
90/32 218 15.3 260 18.3 281 19.7
PSIG kg/cm
2
G
100/38 221 15.5 265 18.6 300 21.1
70/21 50 3.5 50 3.5 51 3.6
80/27 50 3.5 51 3.6 52 3.6
90/32 50 3.5 51 3.6 52 3.7
PSIG kg/cm
2
G
100/38 51 3.6 51 3.6 53 3.7
20,700 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
TOTAL HEAT OF REJECTION FROM COMPRESSOR 3,100 BTU/h [AT 90ºF (32ºC) / WT 70ºF (21ºC)]
CONDENSER VOLUME
214 CU. IN. (URC-22F)
29 31 31
TOTAL HEAT OF REJECTION FROM CONDENSER
HARVEST CYCLE TIME
5.0 4.3 3.8
4.5 3.5 3.2
4.3 2.8 2.4
3.5 2.7 2.0
HEAD PRESSURE
SUCTION PRESSURE
2527 2762 2780
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
28 29 29
29 30 30
29 31 31
APPROXIMATE ELECTRIC
CONSUMPTION
2460 2548 2584
2527 2664 2653
2548 2760 2770
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