User ManualTable of ContentsImportant Safety Information6I. Specifications7A. Icemaker71. KM-1301SAH (air-cooled)72. KM-1301SAH3 (air-cooled)83. KM-1301SWH (water-cooled)94. KM-1301SWH3 (water-cooled)105. KM-1301SRH (remote air-cooled)116. KM-1301SRH3 (remote air-cooled)12B. Condenser Unit131. URC-14F13II. General Information15A. Construction151. KM-1301SAH, KM-1301SAH3 (air-cooled)152. KM-1301SWH, KM-1301SWH3 (water-cooled)163. KM-1301SRH, KM-1301SRH3 (remote air-cooled)17B. Sequence of Operation181. Sequence Cycles and Shutdown18a) 1-Minute Fill Cycle18b) Initial Harvest Cycle18c) Freeze Cycle18d) Pump-Out Cycle19e) Harvest Cycle19f) Shutdown192. Sequence Flow Chart20C. Control Board211. Control Board Layout222. Features23a) Maximum Water Supply Period - 6 minutes23b) Harvest Backup Timer and Freeze Timer23c) High Temperature Safety23d) Low Water Safety23e) High Voltage and Low Voltage Cut-outs23f) LED Lights and Audible Alarm Safeties243. Controls and Adjustments25a) Default Dip Switch Settings25b) Harvest Timer (S4 dip switch 1 & 2)25c) Pump-Out Timer (S4 dip switch 3 & 4)26d) Pump-Out Frequency Control (S4 dip switch 5 & 6)26e) Harvest Pump Timer (S4 dip switch 7)27f) Factory Use (S4 dip switch 8)27g) Freeze Timer (S4 dip switch 9 & 10)27h) Float Switch Control (S5 dip switch 1)28i) Refill Counter (S5 dip switch 2 through 5)28D. Bin Control29E. Float Switch29F. Thermistor29G. Control Switch29III. Technical Information30A. Water Circuit and Refrigeration Circuit301. KM-1301SAH, KM-1301SAH3 (air-cooled)302. KM-1301SWH, KM-1301SWH3 (water-cooled)313. KM-1301SRH, KM-1301SRH3 (remote air-cooled)32B. Wiring Diagrams331. Auxiliary Code T-0, U-033a) KM-1301SAH (air-cooled)33b) KM-1301SWH (water-cooled)34c) KM-1301SRH (remote air-cooled)35d) KM-1301SAH3 (air-cooled) and KM-1301SWH3 (water-cooled)36e) KM-1301SRH3 (remote air-cooled)372. Auxiliary Code U-1 and Later38a) KM-1301SAH (air-cooled)38b) KM-1301SWH (water-cooled)39c) KM-1301SRH (remote air-cooled)40d) KM-1301SAH3 (air-cooled) and KM-1301SWH3 (water-cooled)41e) KM-1301SRH3 (remote air-cooled)42C. Performance Data431. KM-1301SAH (air-cooled)432. KM-1301SAH3 (air-cooled)443. KM-1301SWH (water-cooled)454. KM-1301SWH3 (water-cooled)465. KM-1301SRH (remote air-cooled)476. KM-1301SRH3 (remote air-cooled)48IV. Service Diagnosis49A. Diagnostic Procedure49B. Control Board Check53C. Bin Control Check54D. Float Switch Check and Cleaning541. Float Switch Check542. Float Switch Cleaning55E. Thermistor Check56F. Diagnostic Charts57V. Removal and Replacement of Components65A. Service for Refrigerant Lines651. Refrigerant Recovery652. Brazing663. Evacuation and Recharge (R-404A)66B. Removal and Replacement of Compressor67C. Removal and Replacement of Expansion Valve68D. Removal and Replacement of Hot Gas Valve or Liquid Line Valve69E. Removal and Replacement of Evaporator70F. Removal and Replacement of Air-Cooled Condenser71G. Removal and Replacement of Water-Cooled Condenser72H. Removal and Replacement of Remote Air-Cooled Condenser73I. Removal and Replacement of Water Regulating Valve (water‑cooled model)74J. Adjustment of Water Regulating Valve (water-cooled model)75K. Removal and Replacement of Headmaster (Condensing Pressure Regulator - C.P.R.) (remote air-cooled model)75L. Removal and Replacement of Thermistor76M. Removal and Replacement of Fan Motor (air-cooled and remote air‑cooled models)77N. Removal and Replacement of Inlet Water Valve77O. Removal and Replacement of Pump Motor78P. Removal and Replacement of Control Board79VI. Cleaning and Maintenance80A. Cleaning and Sanitizing Instructions801. Cleaning Procedure812. Sanitizing Procedure - Following Cleaning Procedure82B. Maintenance Instructions83C. Preparing the Icemaker for Long Storage83Size: 2.38 MBPages: 84Language: EnglishOpen manual