Hoshizaki FS-1022MLH-C service manual Hoshizaki AMERICA, INC

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IMPORTANT

Only qualified service technicians should install, service, and maintain the icemaker. No service or maintenance should be undertaken until the technician has thoroughly read this Service Manual. Failure to service and maintain

the equipment in accordance with this manual may adversely affect safety, performance, component life, and warranty coverage.

Hoshizaki provides this manual primarily to assist qualified service technicians in the service and maintenance of the icemaker.

Should the reader have any questions or concerns which have not been satisfactorily addressed, please call, write, or send an e-mail message to the Hoshizaki Technical Support Department for assistance.

HOSHIZAKI AMERICA, INC.

618 Highway 74 South

Peachtree City, GA 30269

Attn: Hoshizaki Technical Support Department

Phone: 1-800-233-1940 Technical Support

(770)487-2331 Fax: 1-800-843-1056

(770)487-3360

E-mail: techsupport@hoshizaki.com

Web Site: www.hoshizaki.com

NOTE: To expedite assistance, all correspondence/communication MUST include the following information:

•Model Number ________________________

•Serial Number ________________________

•Complete and detailed explanation of the problem.

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Contents SRC-10H Hoshizaki AMERICA, INC Contents Page Indicates important information about the use and care Important Safety InformationSerious injury UnitFor SRC Specifications Icemaker FS-1022MLH-CCondensing Unit SRC-10HII. General Information Construction Icemaker FS-1022MLH-CCondensing Unit a SRC-10H Icemaking Unit Sequence of Operation Sequence Cycles and ShutdownDrain Cycle Shutdown Cycle Control Board Sequence Flow Chart FS-1022MLH-C/SRC-10H Sequence Flow ChartControl Board Control Board Layout Control BoardSequence Step LED Lights and Audible Alarm SafetiesNo. of Beeps Type of Alarm Reset Options Every 5 sec Energized Components Min MaxSeconds 1.6 minutes Factory Default Controls and AdjustmentsS1 Dip Switch Setting Infrared Sensor Shutdown Delay S1 Dip Switch Setting Drain Timer Interval S1 Dip Switch Setting Dispense TimeShutdown Delay S1 Dip Switch MechanicalBackup Bin ControlIII Wiring Diagrams High-Pressure Switch Control Low-Pressure SwitchSafety Low-Pressure Switch Manual Reset Performance Data FS-1022MLH-C with SRC-10HIce Production Check IV. Service DiagnosisDiagnostic Procedure Page Page Page Control Board Check 5VDC Page Bin Control Check Infrared Sensor CheckMechanical Backup Bin Control Check Page Float Switch Cleaning Float Switch Check and CleaningFloat Switch Check Page No Ice Production Possible Cause Startup Diagnostic ChartsNo Ice Production No Ice Production Possible Cause Shutdown Removal and Replacement of Components Service for Refrigerant LinesEvacuation and Recharge R-404A Refrigerant RecoveryBrazing Component Important Notes for Component ReplacementEvaporator Assembly Components. See Fig Evaporator Assembly Removal and Replacement of Cutter Upper Bearing Wear CheckRemoval and Replacement of Extruding Head Removal and Replacement of AugerRemoval and Replacement of Evaporator Page 6b. Lower Housing Removal and Replacement of Gear MotorPage Cleaning Solution VI. Cleaning and MaintenanceCleaning and Sanitizing Instructions Cleaning ProcedureFloat Switch Assembly Reservoir Cover Sanitizing Solution Sanitizing Procedure InitialSanitizing Procedure Final Maintenance Maintenance Schedule Frequency Area TaskDrain the evaporator Preparing the Icemaker for Long StorageRemove the water from the icemaker water supply line