Service Manual

3
CONTENTS
Important Safety Information ................................................................................................. 5
I. Specications ...................................................................................................................... 7
A. Icemaker ....................................................................................................................... 7
II. General Information ........................................................................................................... 8
A. Construction .................................................................................................................. 8
1. Icemaker .................................................................................................................. 8
2. Icemaking Unit ......................................................................................................... 9
B. Sequence of Operation ............................................................................................... 10
1. Sequence Cycles and Shutdown ........................................................................... 10
a) Fill Cycle .......................................................................................................... 10
b) Ice Purge Cycle ................................................................................................ 10
c) Freeze Cycle .................................................................................................... 10
d) Drain Cycle ...................................................................................................... 10
e) Shutdown ......................................................................................................... 10
2. Sequence Flow Chart .............................................................................................11
C. Control Board .............................................................................................................. 12
1. Control Board Layout ............................................................................................. 13
a) DCM-300BAH ................................................................................................... 13
b) DCM-300BAH-OS ............................................................................................. 14
2. LED Lights and Components ................................................................................. 15
D. Power Switch, Control Switch, and Dispense Mode Switch ........................................ 15
1. Power Switch .......................................................................................................... 15
2. Control Switch ........................................................................................................ 16
a) ICE .................................................................................................................... 16
b) DRAIN .............................................................................................................. 16
3. Dispense Mode Switch ......................................................................................... 16
a) CONTINUOUS.................................................................................................. 16
b) PORTION ......................................................................................................... 16
III. Technical Information ...................................................................................................... 17
A. Water Circuit and Refrigeration Circuit ........................................................................ 17
B. Wiring Diagrams .......................................................................................................... 18
1. DCM-300BAH ....................................................................................................... 18
2. DCM-300BAH-OS ................................................................................................ 19
C. Performance Data ....................................................................................................... 20
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.