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-26F
- B. Wiring Diagrams
- A. Specification and Performance Data
68
12. KM-1601SRJ3 with URC-22F
Specification Sheet
AC SUPPLY VOLTAGE 208-230/60/3
AMPERAGE 12.8 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.) 2760 (4.14) 2760 (4.05)
WATER gal./24HR (gal./100 lbs.) 288 (18.0) 664 (40.6)
ICE PRODUCTION PER CYCLE 29.5 lbs. (13.4 kg) 1440pcs.
BIN CONTROL SYSTEM Mechanical
REFRIGERANT CHARGE TOTAL R404A, 22 lb. 14.8 oz. (10400g)
ICEMAKER, 15 lb. 3.4 oz. (6900g)
CONDENSER, 7 lb. 11.5 oz. (3500g)
Performance Data Sheet
70/21 1635 742
1625 737 1542 699
80/27 1627 738 1611 731 1490 676
90/32 1625 737 1600 726 1493 677
lbs./day kg./day
100/38 1585 719 1575 714 1395 633
70/21
80/27
90/32
watts 100/38
70/21 664 2.51
554 2.10 493 1.86
80/27 580 2.20 409 1.55 398 1.50
90/32 554 2.10 288 1.09 254 0.96
gal./day m
3
/day
100/38 426 1.61 280 1.06 223 0.84
70/21
80/27
90/32
min. 100/38
70/21
80/27
90/32
min. 100/38
70/21 236 16.6
243 17.1 271 19.0
80/27 241 17.0 252 17.7 290 20.4
90/32 243 17.1 260 18.3 294 20.7
PSIG kg/cm
2
G
100/38 255 17.9 268 18.8 325 22.9
70/21 41 2.9 42 3.0 46 3.3
80/27 42 3.0 44 3.1 49 3.5
90/32 42 3.0 46 3.2 51 3.6
PSIG kg/cm
2
G
100/38 44 3.1 47 3.3 55 3.9
20,000 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)
2.1
HEAD PRESSURE
SUCTION PRESSURE
24 25 30
TOTAL HEAT OF REJECTION FROM CONDENSER
HARVEST CYCLE TIME
4.3 3.7 3.4
3.8 2.9 2.9
3.7 2.3 2.2
3.0 2.3
2779 2771 2850
APPROXIMATE WATER
CONSUMPTION PER 24 HR.
FREEZING CYCLE TIME
23 23 26
23 24 27
23 25 28
APPROXIMATE ELECTRIC
CONSUMPTION
2760 2760 2795
2760 2760 2814
2760 2760 2807
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