Benutzerhandbuch für Hoshizaki KM-2500SWH3

Inhaltsverzeichnis

• Important Safety Information

  5
• I. Specifications

  6
  • A. Icemaker

    6
    • 1. KM-2500SWH3 (water-cooled)

      6
    • 2. KM-2500SRH3 (remote air-cooled)

      7
  • B. Condenser Unit

    8
    • 1. URC-23F

      8
• II. General Information

  10
  • A. Construction

    10
    • 1. KM-2500SWH3 (water-cooled)

      10
    • 2. KM-2500SRH3 (remote air-cooled)

      11
  • B. Sequence of Operation

    12
    • 1. Sequence Cycles and Shutdown

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      • a) 1-Minute Fill Cycle

        12
      • b) Initial Harvest Cycle

        12
      • c) Freeze Cycle

        12
      • d) Pump-Out Cycle

        12
      • e) Harvest Cycle

        13
      • f) Shutdown

        13
    • 2. Sequence Flow Chart

      14
  • C. Control Board

    15
    • 1. Control Board Layout

      16
    • 2. Features

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      • a) Maximum Water Supply Period – 6 minutes

        17
      • b) Harvest Backup Timer and Freeze Timer

        17
      • c) High Temperature Safety

        17
      • d) Low Water Safety

        17
      • e) High Voltage and Low Voltage Cut-outs

        17
    • 3. LED Lights and Audible Alarm Safeties

      18
    • 4. Controls and Adjustments

      19
      • a) Default Dip Switch Settings

        19
      • b) Harvest Timer (S4 dip switch 1 & 2)

        19
      • c) Pump-Out Timer (S4 dip switch 3 & 4)

        20
      • d) Pump-Out Frequency Control (S4 dip switch 5 & 6)

        20
      • e) Bin Control Selector (S4 dip switch 7)

        21
      • f) Factory Use (S4 dip switch 8)

        21
      • g) Freeze Timer (S4 dip switch 9 & 10)

        21
  • D. Bin Control

    22
  • E. Float Switch

    22
  • F. Thermistor

    22
  • G. Control Switch

    22
• III. Technical Information

  23
  • A. Water Circuit and Refrigeration Circuit

    23
    • 1. KM-2500SWH3 (water-cooled)

      23
    • 2. KM-2500SRH3 (remote air-cooled)

      24
  • B. Wiring Diagrams

    25
    • 1. KM-2500SWH3 (water-cooled), KM-2500SRH3 (remote air-cooled)

      25
  • C. Performance Data

    26
    • 1. KM-2500SWH3 (water-cooled)

      26
    • 2. KM-2500SRH3 (remote air-cooled)

      27
• IV. Service Diagnosis

  28
  • A. Diagnostic Procedure

    28
  • B. Control Board Check

    31
  • C. Bin Control Check

    32
  • D. Float Switch Check and Cleaning

    32
  • E. Thermistor Check

    34
  • F. Diagnostic Charts

    35
• V. Removal and Replacement of Components

  43
  • A. Service for Refrigerant Lines

    43
    • 1. Refrigerant Recovery

      43
    • 2. Brazing

      44
    • 3. Evacuation and Recharge (R-404A)

      44
  • B. Removal and Replacement of Compressor

    45
  • C. Removal and Replacement of Expansion Valve

    46
  • D. Removal and Replacement of Hot Gas Valve or Liquid Line Valve

    47
  • E. Removal and Replacement of Evaporator

    48
  • F. Removal and Replacement of Water-Cooled Condenser

    49
  • G. Removal and Replacement of Remote Air-Cooled Condenser

    50
  • H. Removal and Replacement of Water Regulating Valve (water‑cooled model)

    51
  • I. Adjustment of Water Regulating Valve - Water-Cooled Model

    52
  • J. Removal and Replacement of Headmaster (Condensing Pressure Regulator - C.P.R.) - Remote Air-Cooled Model

    52
  • K. Removal and Replacement of Thermistor

    53
  • L. Removal and Replacement of Fan Motor – Remote Air-Cooled Model

    54
  • M. Removal and Replacement of Inlet Water Valve

    54
  • N. Removal and Replacement of Pump Motor

    55
  • O. Removal and Replacement of Control Board

    56
• VI. Cleaning and Maintenance

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  • A. Cleaning and Sanitizing Instructions

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    • 1. Cleaning Procedure

      58
    • 2. Sanitizing Procedure - Following Cleaning Procedure

      59
  • B. Maintenance

    60
  • C. Preparing the Icemaker for Long Storage

    60