Hoshizaki 73180 service manual Contents

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IMPORTANT
This manual should be read carefully before the icemaker is serviced. Read
the warnings and guidelines contained in this booklet carefully as they provide
essential information for the continued safe use, service, and maintenance of the
icemaker. Retain this booklet for any further reference that may be necessary.
CONTENTS
Important Safety Information	5
I. Specifications	7
A. C-100BAF	7
1. Auxiliary Codes A-1 and Earlier	7
2. Auxiliary Codes A-2 and Later	8
B. C-100BAF-DS	9
1. Auxiliary Codes A-1 and Earlier	9
2. Auxiliary Codes A-2 and Later	10
C. C-100BAF-AD	11
1. Auxiliary Codes A-1 and Earlier	11
2. Auxiliary Codes A-2 and Later	12
D. C-100BAF-ADDS	13
1. Auxiliary Codes A-1 and Earlier	13
2. Auxiliary Codes A-2 and Later	14
II. General Information	15
A. Construction	15
1. Icemaker	15
2. Icemaking Unit	16
B. Sequence of Operation	17
1. Auxiliary Codes A-1 and Earlier	17
2. Auxiliary Codes A-2 and Later	18
III. Technical Information	19
A. Water Circuit and Refrigeration Circuit	19
1. Auxiliary Codes A-1 and Earlier	19
2. Auxiliary Codes A-2 and Later	20
B. Wiring Diagram	21
1. Icemaker	21
a) Auxiliary Codes A-1 and Earlier	21
b) Auxiliary Codes A-2 and Later	21
2. Icemaker with Optional Drain Pump HS-0248	22
a) Auxiliary Codes A-1 and Earlier	22
b) Auxiliary Codes A-2 and Later	22
C. Performance Data	23
IV. Service Diagnosis	24
A. Ice Production Check	24
B. Diagnostic Procedure	24
1. Auxiliary Codes A-1 and Earlier	24
2. Auxiliary Codes A-2 and Later	26
C. Bin Control Check	27

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Contents 100BAF-DS 100BAF-AD 100BAF-ADDS Hoshizaki AMERICA, INC Contents Page Important Safety Information Page Auxiliary Codes A-1 and Earlier Specifications 100BAFAuxiliary Codes A-2 and Later 100BAF-DS 100BAF-DS, 2. Auxiliary Codes A-2 and Later 100BAF-AD 100BAF-AD, 2. Auxiliary Codes A-2 and Later 100BAF-ADDS 100BAF-ADDS, 2. Auxiliary Codes A-2 and Later Auxiliary Codes II. General Information ConstructionFront Auxiliary Codes RearIcemaking Unit Freeze Cycle Sequence of OperationFill Cycle Auxiliary Codes A-1 and Earlier Auxiliary Codes A-2 and Later Auxiliary Codes A-2 and Later Wiring DiagramIcemaker with Optional Drain Pump HS-0248 100BAF Series Performance DataIV. Service Diagnosis Diagnostic ProcedureIce Production Check Page Auxiliary Codes A-2 and Later Bin Control Check Float Switch Check Lower Float white Plastic Retainer Clip Float Switch CleaningOptional Drain Pump HS-0248 OverviewDrain Pump Check Priming Instructions Float Switch Cleaning No Ice Production Possible Cause Startup Diagnostic ChartsShutdown Fill Cycle and Refill Cycle Shutdown Removal and Replacement of Components Service for Refrigerant LinesRefrigerant Recovery Evacuation and Recharge R-134a BrazingComponent Important Notes for Component ReplacementRemoval and Replacement of Evaporator Assembly Components Upper Bearing Wear Check Removal and Replacement of Extruding Head Removal and Replacement of Auger Removal and Replacement of Evaporator Page 5b. Lower Housing Page VI. Maintenance Frequency Area Task Maintenance ScheduleCleaning Solution Cleaning and Sanitizing InstructionsPage Sanitizing Solution Page Cleaning Solution Page Sanitizing Solution Storage Bin Drain Condenser Auxiliary Codes A-1 and Earlier Skip to step VII. Preparing the Icemaker for Periods of Non-UseVIII. Disposal