Table Of Contents - Hoshizaki F-330BAH Service Manual

This manual should be read carefully before the appliance is serviced. Read
the warnings and guidelines contained in this manual carefully as they provide
essential information for the continued safe use, service, and maintenance of the
appliance. Retain this manual for any further reference that may be necessary.
Important Safety Information ................................................................................................. 5
I. Construction and Water/Refrigeration Circuit Diagram ....................................................... 7
A. Construction .................................................................................................................. 7
1a. F-330BAH(-C) Auxiliary Code C-0 and Earlier ....................................................... 7
1b. F-330BAH(-C) Auxiliary Code C-1 and Later ......................................................... 8
B. Ice Making Appliance .................................................................................................... 9
C. Water/Refrigeration Circuit Diagram ............................................................................ 10
II. Sequence of Operation and Service Diagnosis ................................................................11
A. Sequence of Operation Flow Chart ..............................................................................11
B. Service Diagnosis ....................................................................................................... 12
1. Ice Production Check ............................................................................................. 12
2a. Diagnostic Procedure Auxiliary Code C-0 and Earlier ......................................... 12
2b. Diagnostic Procedure Auxiliary Code C-1 and Later ............................................ 15
C. Control Board Check ................................................................................................... 18
D. Bin Control Check ....................................................................................................... 18
E. Float Switch Check and Cleaning ............................................................................... 19
1. Float Switch Check ................................................................................................ 19
2. Float Switch Cleaning ............................................................................................ 19
F. Diagnostic Tables ......................................................................................................... 21
III. Controls and Relays ........................................................................................................ 23
A. Control Board .............................................................................................................. 23
B. Control Board Layout ................................................................................................... 24
C. Relays ......................................................................................................................... 25
D. Switches ...................................................................................................................... 25
1. Power Switch .......................................................................................................... 25
2. Flush/Control Switch .............................................................................................. 25
IV. Refrigeration Circuit and Component Service Information.............................................. 26
A. Refrigeration Circuit Service Information .................................................................... 26
B. Component Service Information .................................................................................. 29
1. Upper Bearing Wear Check
2. Removal and Replacement of Cutter ..................................................................... 33
3. Removal and Replacement of Extruding Head ...................................................... 33
4. Removal and Replacement of Auger ..................................................................... 34
5. Removal and Replacement of Evaporator ............................................................. 35
6. Removal and Replacement of Mechanical Seal and Lower Housing ................... 36
7. Removal and Replacement of Gear Motor ............................................................. 37
V. Maintenance .................................................................................................................... 38
A. Maintenance Schedule ................................................................................................ 39
VI. Preparing the Appliance for Periods of Non-Use ............................................................ 40
VII. Disposal ......................................................................................................................... 41
IMPORTANT
CONTENTS
...................................................................... 32
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