Table of contents
Table of contents
Appliance model overview ............................ 35
1
Safety............................................................... 35
1.1
General notes on the manual and
safety .....................................................
1.2
Disclaimer .............................................. 35
1.3
Explanation of symbols.......................... 35
1.4
Use as intended..................................... 36
1.5
Personnel requirements......................... 37
1.6
Personal protective equipment .............. 37
2
Particular hazards .......................................... 37
2.1
Electrical voltage.................................... 37
2.2
Refrigerant circuit................................... 38
Flammable refrigerants.......................... 38
2.3
Mechanical hazards............................... 39
2.4
Residual risks ........................................ 40
3
Product description........................................ 41
3.1
General information ............................... 41
3.2
Technical data ....................................... 41
3.2.1 Rating plate and serial number.............. 41
3.3
Use as intended..................................... 42
4
Structure and function ................................... 42
4.1
Automatic defrosting .............................. 42
5
Control and display elements ....................... 42
5.1
Temperature display .............................. 42
5.2
Operating elements and display
indicators ...............................................
5.3
Electronic controller AHT (Secop GP) ... 43
5.3.1 General key lock .................................... 43
5.3.2 Cooling function ..................................... 43
5.3.3 Application ............................................. 44
5.3.4 Semi-automatic defrosting ..................... 44
5.3.5 Bus address .......................................... 44
5.3.6 Door heating .......................................... 45
5.3.7 Alarm ..................................................... 45
5.4
Electronic controller Carel...................... 45
5.4.1 Cooling function ..................................... 46
5.4.2 Setpoint.................................................. 46
5.4.3 Bus address........................................... 46
5.4.4 Semi-automatic defrosting ..................... 47
5.4.5 Door heating .......................................... 47
5.4.6 Alarm ..................................................... 47
5.5
Electronic controller AHT (Wurm) .......... 47
5.5.1 General key lock .................................... 48
5.5.2 Cooling function ..................................... 48
5.5.3 Application ............................................. 48
5.5.4 Semi-automatic defrosting ..................... 48
5.5.5 Enhanced key lock................................. 49
5.5.6 Bus address........................................... 49
5.5.7 Door heating .......................................... 49
5.5.8 Alarm ..................................................... 50
6
Transport and storage ................................... 50
34 / 788
7
Unpacking......................................................... 50
8
Setup and installation...................................... 51
35
8.1
Electrical connection ............................... 52
8.2
Fusing ..................................................... 53
9
Start-up ............................................................. 53
10 Operation .......................................................... 54
10.1
Loading ................................................... 55
10.2
Shutdown and restart .............................. 56
10.2.1 Shutdown ................................................ 56
10.2.2 Restart..................................................... 56
10.3
Malfunction during operation................... 56
11 Maintenance ..................................................... 57
11.1
Cleaning .................................................. 57
11.1.1 Basic cleaning ......................................... 57
11.1.2 Main cleaning .......................................... 59
12 Maintenance, service and repairs .................. 59
12.1
Maintenance............................................ 60
12.2
Replacing lights....................................... 60
12.3
What to do if ... ........................................ 60
12.4
Maintenance services ............................. 60
13 Disassembly, disposal .................................... 61
EU Declaration of
Conformity_417836_1_0920............................
43
AHT Cooling Systems GmbH | en
376840_1_0920
62