AHT ATHEN Manuel D'utilisation page 33

AHT Cooling Systems GmbH
Table of contents
MODEL TYPES - OVERVIEW .............................................................................................................. 31
1 Safety ..................................................................................................................................... 34
General information on the manual and safety ..................................................................... 34
Limitation of liability ............................................................................................................... 34
Explanation of Symbols ......................................................................................................... 34
Intended use .......................................................................................................................... 35
Staff requirements ................................................................................................................. 36
Personal protective devices ................................................................................................... 36
Special hazards ..................................................................................................................... 37
Electrical voltage.................................................................................................................... 37
Refrigerant circuit................................................................................................................... 37
Combustible refrigerant ......................................................................................................... 37
Mechanical hazards ............................................................................................................... 38
Residual risks ........................................................................................................................ 39
2 Product description ................................................................................................................ 40
General information ............................................................................................................... 40
Technical data ....................................................................................................................... 40
Power rating plate and serial number .................................................................................... 40
Intended use .......................................................................................................................... 41
3 Layout and function ............................................................................................................... 41
Automatic defrosting .............................................................................................................. 41
Device lighting function .......................................................................................................... 42
4 Operating and display elements ............................................................................................ 42
Temperature display .............................................................................................................. 42
Operating elements and displays .......................................................................................... 42
Mechanical controller ............................................................................................................. 42
AHT electronic controller ....................................................................................................... 43
Switch the cooling function on and off ................................................................................... 43
Setting the application ........................................................................................................... 43
Assigning the bus address .................................................................................................... 43
Semi-automatic defrosting ..................................................................................................... 43
Alarm display and acknowledgment ...................................................................................... 44
AHT electronic controller (SECOP) ....................................................................................... 44
Switch the cooling function on and off ................................................................................... 44
Setting the application ........................................................................................................... 44
Assigning the bus address .................................................................................................... 44
Semi-automatic defrosting ..................................................................................................... 45
Alarm display and acknowledgment ...................................................................................... 45
Internal switch device lighting ................................................................................................ 45
5 Transport and storage ........................................................................................................... 45
6 Unpacking .............................................................................................................................. 46
7 Setup and installation ............................................................................................................ 46
Electrical connection .............................................................................................................. 48
Electrical protection ............................................................................................................... 48
8 Commissioning ...................................................................................................................... 49
9 Operation (use) ...................................................................................................................... 49
Loading .................................................................................................................................. 50
Decommissioning and recommissioning .............................................................................. 50
Decommissioning .................................................................................................................. 51
Recommissioning .................................................................................................................. 51
Faults in operation ................................................................................................................. 51
10 Maintenance .......................................................................................................................... 51
Defrosting .............................................................................................................................. 51
Complete defrosting .............................................................................................................. 52
Cleaning ................................................................................................................................. 52
Basic cleaning ........................................................................................................................ 52
Maintenance, service and repairs.......................................................................................... 53
Changing the lamps ............................................................................................................... 54
What to do if... ....................................................................................................................... 54
Maintenance services ............................................................................................................ 54
11 Disposal ................................................................................................................................. 54
EC CERTIFICATE OF CONFORMITY .................................................................................................. 55
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