Table Of Contents - Hoshizaki MODULAR CUBELET SERENITY SERIES FS-1022MLH-C Service Manual

This manual should be read carefully before the icemaker is serviced or
maintenance operations are performed. Only qualified service technicians
should install, service, and maintain the icemaker. Read the warnings contained
in this booklet carefully as they give important information regarding safety.
Please retain this booklet for any further reference that may be necessary.
Important Safety Information ................................................................................................. 5
I. Specifications ...................................................................................................................... 7
A. Icemaker ....................................................................................................................... 7
B. Condensing Unit ............................................................................................................ 8
II. General Information ........................................................................................................... 9
A. Construction .................................................................................................................. 9
1. Icemaker .................................................................................................................. 9
2. Condensing Unit .................................................................................................... 10
3. Icemaking Unit ........................................................................................................11
B. Sequence of Operation ............................................................................................... 12
1. Sequence Cycles and Shutdown ........................................................................... 12
a) Fill Cycle .......................................................................................................... 12
b) Ice Purge Cycle ................................................................................................ 12
c) Freeze Cycle .................................................................................................... 12
d) Drain Cycle ..................................................................................................... 13
e) Shutdown Cycle ............................................................................................... 14
2. Sequence Flow Chart ............................................................................................ 15
C. Control Board .............................................................................................................. 16
1. Control Board Layout ............................................................................................. 17
2. LED Lights and Audible Alarm Safeties ................................................................. 18
3. Controls and Adjustments ...................................................................................... 19
a) Default Dip Switch Settings .............................................................................. 19
b) Infrared Sensor Shutdown Delay (S1 dip switch 1, 2, 3) .................................. 19
c) Drain Frequency Control (S1 dip switch 4) ....................................................... 20
d) Continuous Dispensing Timer (S1 dip switch 5 & 6) ........................................ 20
e) Bin Control Selector (S1 dip switch 7) .............................................................. 20
f) Mechanical Bin Control Shutdown Delay (S1 dip switch 8) .............................. 21
g) Factory Use (S1 Dip Switch 9 & 10) ................................................................. 21
III. Technical Information ...................................................................................................... 22
A. Water Circuit and Refrigeration Circuit ........................................................................ 22
B. Wiring Diagrams .......................................................................................................... 23
1. FS-1022MLH-C ...................................................................................................... 23
2. SRC-10H ............................................................................................................... 24
C. Performance Data ....................................................................................................... 25
IMPORTANT
CONTENTS
3