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Hoshizaki Ismaskin DCM-270BAH

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Sida 1/55
Models
DCM-270BAH(-OS)
F-A & F-C Control Boards
Cubelet Icemaker/Dispenser
Service Manual
Number: 73202
Issued: 5-6-2014
Revised: 5-10-2016
hoshizakiamerica.com
2
WARNING
Only qualied service technicians should install and service the icemaker. To
obtain the name and phone number of your local Hoshizaki Certied Service
Representative, visit www.hoshizaki.com. No service should be undertaken until
the technician has thoroughly read this Service Manual. Failure to service and
maintain the appliance in accordance with this manual will adversely affect safety,
performance, component life, and warranty coverage and may result in costly water
damage. Proper installation is the responsibility of the installer. Product failure or
property damage due to improper installation is not covered under warranty.
Hoshizaki provides this manual primarily to assist qualied service technicians in the
service and maintenance of the appliance.
Should the reader have any questions or concerns which have not been satisfactorily
addressed, please call, send an e-mail message, or write to the Hoshizaki Technical
Support Department for assistance.
Phone: 1-800-233-1940; (770) 487-2331
Fax: 1-800-843-1056; (770) 487-3360
E-mail: techsupport@hoshizaki.com
HOSHIZAKI AMERICA, INC.
618 Highway 74 South
Peachtree City, GA 30269
Attn: Hoshizaki Technical Support Department
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.
3
CONTENTS
Important Safety Information 4 .................................................................................................
I. Construction and Water Refrigeration Circuit Diagrams 6 .....................................................
A. Construction 6 ..................................................................................................................
B. Water/Refrigeration Circuit Diagrams 7 ............................................................................
II. Sequence of Operation and Service Diagnosis 8 .................................................................
A. Sequence of Operation Flow Chart 8 ...............................................................................
B. Service Diagnosis 9 .........................................................................................................
C. Control Board Check ................................................................................................... 14
D. Bin Control Check 23 .......................................................................................................
E. Float Switch Check and Cleaning 25 ...............................................................................
F. Diagnostic Tables ......................................................................................................... 27
III. Controls and Adjustments 31 ...............................................................................................
A. Control Board Layout 32 ..................................................................................................
B. LED Lights and Audible Alarm Safeties 34 .......................................................................
C. Settings and Adjustments 35 ............................................................................................
1. Default Dip Switch Settings 35 ....................................................................................
2. Bin Control Shutdown Delay (Infrared Sensor) (S1 dip switch 1, 2, 3) 35 ..................
3. Drain Frequency Control (S1 dip switch 4) 35 ............................................................
4. Continuous Dispensing Timer (S1 dip switch 5 & 6) 36 ..............................................
5. Bin Control Selector (S1 dip switch 7) 36 ...................................................................
6. Bin Control Shutdown Delay, Agitation, and Ice Purge Timer (S1 dip switch 8) 36 .....
7. Bin Control Shutdown Delay (S1 dip switch 9) (F-C CB Only)................................ 37
8. Factory Use (S1 Dip Switch 10) 37 .............................................................................
D. Switches 37 ......................................................................................................................
IV. Refrigeration Circuit and Component Service Information.............................................. 38
A. Refrigeration Circuit Service Information 38 ....................................................................
B. Component Service Information 41 ..................................................................................
C. Icemaking Unit 43 ............................................................................................................
V. Maintenance 49 ....................................................................................................................
VI. Preparing the Appliance for Periods of Non-Use 50 ............................................................
VII. Disposal 51 .........................................................................................................................
VIII. Technical Information .................................................................................................... 52
A. Specication and Performance Data Sheets 52 ...............................................................
1. DCM-270BAH 52 ........................................................................................................
2. DCM-270BAH-OS 53 .................................................................................................
B. Wiring Diagrams .......................................................................................................... 54
1. DCM-270BAH(-OS): 54 ..............................................................................................
Serial Number: C10508L to D00829A (except C17634M and C17641M) 54 .............
2. DCM-270BAH(-OS): 55 .............................................................................................
Serial Number: C17634M, C17641M, and D-00998A and Later 55 ...........................
IMPORTANT
This manual should be read carefully before the appliance 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
appliance. Retain this booklet for any further reference that may be necessary.

Produktspecifikationer

Varumärke: Hoshizaki
Kategori: Ismaskin
Modell: DCM-270BAH

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