Hoshizaki KM-901MWH manuals
Kitchen Appliance > Ice Maker
When we buy new device such as Hoshizaki KM-901MWH we often through away most of the documentation but the warranty.
Very often issues with Hoshizaki KM-901MWH begin only after the warranty period ends and you may want to find how to repair it or just do some service work.
Even oftener it is hard to remember what does each function in Ice Maker Hoshizaki KM-901MWH is responsible for and what options to choose for expected result.
Fortunately you can find all manuals for Ice Maker on our side using links below.
Hoshizaki KM-901MWH Service Manual
87 pages 2.47 Mb
HoshizakiHoshizaki America, Inc.3 CONTENTS6 Important Safety Information WARNING CAUTION IMPORTANT WARNING 7 I. Specications A. Icemaker1a. KM-901MAH (air-cooled) Auxiliary Code T-0, U-0 Note: We reserve the right to make changes in specications and design without prior 8 1b. KM-901MAH (air-cooled) Auxiliary Code U-1 and LaterNote: We reserve the right to make changes in specications and design without prior 9 2a. KM-901MWH (water-cooled) Auxiliary Code T-0, U-0Note: We reserve the right to make changes in specications and design without prior 10 02b. KM-901MWH (water-cooled) Auxiliary Code U-1 and Later Note: We reserve the right to make changes in specications and design without prior 11 3a. KM-901MRH (remote air-cooled) Auxiliary Code T-0, U-0 Note: We reserve the right to make changes in specications and design without prior 12 3b. KM-901MRH (remote air-cooled) Auxiliary Code U-1 and Later Note: We reserve the right to make changes in specications and design without prior 13 34a. KM-901MRH3 (remote air-cooled) Auxiliary Code T-0, U-0 Note: We reserve the right to make changes in specications and design without prior 14 44b. KM-901MRH (remote air-cooled) Auxiliary Code U-1 and Later Note: We reserve the right to make changes in specications and design without prior 16 Specications17 II. General Information A. Construction20 B. Sequence of Operation4 2. Sequence Flow Chart a) "E" Control Board: Auxiliary Code T-0, U-03. Ice Level Lowered 2. Icemaker Off 1. Bin Full Cycle Steps Cycle 1. 1-Minute Fill Components Energized when the Control Switch is in the "WASH" Position 24 "E" Control Board Sequence Flow ChartKM-901MAH, KM-901MWH, KM-901MRH/32. Harvest Cycle 3. Freeze Cycle 5 b) "G" Control Board: Auxiliary Code U-1 and Later3. Ice Level Lowered 2. Icemaker Off 1. Bin Full 4. Pump-Out Cycle 3. Freeze CycleCycle Steps 2. Harvest Cycle 1. 1-Minute Components Energized when the Control Switch is in the "WASH" Position 25 "G" Control Board Sequence Flow ChartKM-901MAH, KM-901MWH, KM-901MRH/3 26 C. Control Board7 1. Control Board Layout a) "E" Control Board: Auxiliary Code T-0, U-0 "E" Control BoardPart Number A40-0 (factory); 2A1410-02 (service) 27 "E" Control Board28 "G" Control Boardb) "G" Control Board: Auxiliary Code U-1 and Later 36 D. Bin ControlE. Float Switch F. Thermistor G. Control Switch 37 III. Technical Information A. Water Circuit and Refrigeration Circuit40 B. Wiring Diagrams46 C. Performance Data50 IV. Service Diagnosis WARNINGA. Diagnostic Procedure WARNING 53 B. Control Board Check54 C. Bin Control Check56 WARNINGFig. 1 57 D. Float Switch Check and Cleaning58 Fig. 359 E. Thermistor Check60 F. Diagnostic Charts68 V. Removal and Replacement of Components WARNINGA. Service for Refrigerant Lines WARNING 70 B. Removal and Replacement of Compressor71 C. Removal and Replacement of Expansion Valve72 D. Removal and Replacement of Hot Gas Valve or Liquid Line Valve73 E. Removal and Replacement of Evaporator74 F. Removal and Replacement of Air-Cooled Condenser75 G. Removal and Replacement of Water-Cooled Condenser76 H. Removal and Replacement of Remote Air-Cooled Condenser77 I. Removal and Replacement of Water Regulating Valve (water-cooled model)78 Fig. 4J. Adjustment of Water Regulating Valve (water-cooled model) 79 L. Removal and Replacement of ThermistorFig. 5 80 M. Removal and Replacement of Fan Motor (air-cooled and remote air-cooled models)N. Removal and Replacement of Inlet Water Valve 81 O. Removal and Replacement of Pump MotorFig. 6 82 P. Removal and Replacement of Control Board83 VI. Cleaning and Maintenance WARNINGA. Cleaning and Sanitizing Instructions WARNING 86 B. Maintenance WARNING C. Preparing the Icemaker for Long Storage 87 Fig. 8
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