Hoshizaki F-300BAF service manual Hoshizaki AMERICA, INC

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IMPORTANT

Only qualified service technicians should attempt to service or maintain this unit. No such service or maintenance should be undertaken until the technician has thoroughly read this Service Manual.

HOSHIZAKI provides this manual primarily to assist qualified service technicians in the service and maintenance of the unit.

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 Service

(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 Self-Contained Flaker Model 300BAF Hoshizaki AMERICA, INC Contents Upper Bearing Wear Check Specifications Icemaker 300BAFII. General Information Construction Ice Making Unit Control Box Layout Auxiliary Code K-2 and L-0Auxiliary Code L-1 and M-0 Auxiliary Code M-1 and LaterTimer Board Solid-State Timer Board ControlSequence of Operation Ice Production Check300BAF, F-500BAF Sequence Flow Chart and Component Operation 300BAF Wiring Diagram Auxiliary Code K-1 and EarlierAuxiliary Code K-2 and L-0 Auxiliary Code L-1 and M-0 Auxiliary Code M-1 and Later Sequence of Electrical Circuit Ice Purge Cycle Freeze Cycle Shutdown Cleaning Flush Switch Low Water Safety Spout Safety Switch High Pressure Switch Performance Data ICE ProductionIV. Service Diagnosis Diagnostic Procedure Page Diagnostic Charts No Ice ProductionProblem Possible Cause Remedy Low Ice Production Other Refrigerant Recovery Removal and Replacement of ComponentsService for Refrigerant Lines Evacuation and Recharge R-404ABrazing Removal and Replacement of Compressor Removal and Replacement of Drier Removal and Replacement of Expansion ValvePage Removal and Replacement of Evaporator Assembly Components Removal and Replacement of Cutter Upper Bearing Wear CheckRemoval and Replacement of Evaporator Removal and Replacement of Extruding HeadRemoval and Replacement of Auger Page 6b. Lower Housing Removal and Replacement of Gear MotorRemoval and Replacement of Flush Water Valve Removal and Replacement of Fan MotorRemoval and Replacement of Inlet Water Valve Page Cleaning Solution VI. Cleaning and MaintenanceCleaning and Sanitizing Instructions Cleaning ProcedureSanitizing Solution Sanitizing Procedure Initial Sanitizing Procedure FinalPage Storage Bin and Scoop MaintenanceStainless Steel Exterior Air FilterPreparing the Icemaker for Long Storage