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Hoshizaki DCM 300BAH(-OS) service manual VII. Disposal

Models: DCM 300BAH(-OS)

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VII. Disposal

This icemaker contains refrigerant and must be disposed of in accordance with applicable national, state, and local codes and regulations. Refrigerant must be recovered by properly certified service personnel.

Page 55

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Hoshizaki DCM 300BAH(-OS) service manual VII. Disposal

Contents

HoshizakiHoshizaki America, Inc Attn Hoshizaki Technical Support Department Complete and detailed explanation of the problemPhone 1-800-233-1940 770 Fax 618 Highway 74 South Peachtree City, GACONTENTS 1. Float Switch Check IV. Service DiagnosisB. Diagnostic Procedure E. Float Switch Check and CleaningIndicates a situation which could result in damage to the Important Safety InformationIndicates a hazardous situation which could result in death or serious injuryDo not place objects on top of the icemaker 1. DCM-300BAH-OS I. Specifications A. Icemaker1. Icemaker II. General Information A. Construction2. Icemaking Unit b Ice Purge Cycle B. Sequence of Operation1. Sequence Cycles and Shutdown a Fill CycleSequence Flow Chart DCM-PB and DCM-OS Control Board Sequence Flow Chart DCM-300BAH-OSC. Control Board Control Board DCM-PB Push Button Model Control Board1. Control Board Layout a DCM-300BAHPart Number 2A2649-01 DCM-OS Opti-Serve Model Control Boardb DCM-300BAH-OS Control Board1. Power Switch D. Power Switch, Control Switch, and Dispense Mode Switch2. LED Lights and Components b DRAIN 2. Control Switch3. Dispense Mode Switch a ICEWater Level Evaporator Gear Motor High-Pressure Switch III. Technical Information A. Water Circuit and Refrigeration CircuitInlet Water Valve Water Supply Float Switch Reservoir Overflow Fan Motor Condenser Access Valve1. DCM-300BAH B. Wiring Diagrams412± 21 0 PSIG 2. DCM-300BAH-OSHigh-Pressure Switch Cut-out1. DCM-300BAH-OS C. Performance DataB. Diagnostic Procedure IV. Service DiagnosisA. Ice Production Check Page Page check DV solenoid continuity Page 4 5VDC Output Checks C. Control Board CheckIce Dispense Controls b Opti-Serve Model - ICE and AM LEDs are on Water Dispense Switch/Water Dispense Sensor Page D. Bin Control Check 1. Float Switch Check E. Float Switch Check and Cleaning2. Float Switch Cleaning 1. No Ice Production F. Diagnostic ChartsRefill Ice Purge CycleShutdown Freeze CycleWater Dispense Push Button 2. Ice/Water DispenseIce Dispense Push Button Ice Dispense Opti-Serve3c. Water Dispense 3. Opti-Serve OS Sensors3a. Ice Dispense Continuous 3b. Ice Dispense PortionA. Service for Refrigerant Lines V. Removal and Replacement of Components2. Brazing 1. Refrigerant Recovery3. Evacuation and Recharge R-404A B. Important Notes for Component Replacement Evaporator Assembly 1. Upper Bearing Wear Check 2. Removal and Replacement of Extruding Head4. Removal and Replacement of Evaporator 3. Removal and Replacement of Auger8 Disconnect the inlet and outlet tubing 4 Recover the refrigerant and store it in an approved container3 Remove the apron panel, then remove the left side panel 7 Remove the evaporator bracket and disconnect the water hoses5b. Lower Housing 5. Removal and Replacement of Mechanical Seal and Lower Housing5a. Mechanical Seal 6. Removal and Replacement of Gear Motor 8. Dispense or Agitating Motor 7. Dispense Auger and AgitatorVI. Cleaning and Maintenance 1. Water System A. Cleaning and Sanitizing Instructionsa Cleaning Solution b Cleaning Procedured Sanitizing Procedure - Following Cleaning Procedure c Sanitizing Solutiona Cleaning Solution b Sanitizing Solutionc Cleaning and Sanitizing Procedure 2. Dispense ComponentsWater Dispense Nozzle Ice Dispense Spout Spout Cover Area B. MaintenanceMaintenance Schedule FrequencyC. Preparing the Icemaker for Periods of Non-Use VII. Disposal