Hoshizaki EF1A-FS, Руководство по обслуживанию

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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.
Contents
Important Safety Information ................................................................................................. 4
I. General Information ............................................................................................................ 7
A. Construction: ER1A-FS, EF1A-FS ................................................................................ 7
A.1. Construction: ER2A-FS, EF2A-FS .............................................................................. 8
B. Refrigeration Circuit....................................................................................................... 9
II. Sequence of Operation and Service Diagnosis ............................................................... 10
A. Sequence Flow Chart ................................................................................................. 10
1. Cooler ER1A-FS, ER2A-FS ................................................................................... 10
2. Freezer EF1A-FS, EF2A-FS ..................................................................................11
B. Service Diagnosis ....................................................................................................... 12
1. Troubleshooting ...................................................................................................... 14
C. Control Module Check ................................................................................................. 16
Startup/Cool Down .................................................................................................... 17
D. Thermistor Check ........................................................................................................ 18
III. Refrigeration Circuit and Component Service Information ............................................. 19
A. Service for Refrigerant Lines ....................................................................................... 21
1. Refrigerant Recovery ............................................................................................. 21
2. Brazing .................................................................................................................. 22
3. Evacuation ............................................................................................................. 23
4. Recharge ............................................................................................................... 23
B. Maintenance ................................................................................................................ 24
1.Condenser .............................................................................................................. 24
2.Power Supply Connection ...................................................................................... 24
IV. Preparing the Appliance for Periods of Non-Use ............................................................ 25
V. Disposal ........................................................................................................................... 26
VI. Technical Information ...................................................................................................... 27
A. Electrical and Refrigerant Data ................................................................................... 27
B. Wiring Diagram ............................................................................................................ 28