AHT Cooling Systems GmbH
page 18
Cleaning steps:
1. Clean exterior walls and the frame.
2. If available clean the bumpers and water
protection strips.
3. Clean glass surfaces outside.
4. Remove food residues, such as spilled liquids
and packaging residues.
5. Clean the tracks for the lids.
6. Dry all cleaned surfaces and components.
7. Clean the floor in front of the unit.
Cleaning steps only with cooling
function switched off (manual defrost)
Frequency of cleaning (cooling function switched
off):
For hygiene reason at least twice a year.
1. Move goods to another unit.
2. Switch refrigeration function off.
Press Button
[STANDBY RESET]
for at least 3s.
„---“ is shown at the display.
See
→
chapter 4.2.1.1
3. Removal of glass lids (see
→
chapter 7). Clean
before re-installation. Also clean the associated
plastic bezels/unit frame and seals. Do not apply
large amounts of cleaning agent to these
surfaces.
NOTICE
•
Material damage
due to improper cleaning.
Damage to the surface of plastic bezels/unit
frame and impairment of the function of seals.
►
There must not be any detergent residues
on the plastic bezels/unit frame and seals.
►
Always clean plastic bezels/unit frame and
seals again with clean water.
4. Remove all accessories from the interior of the
unit such as: air ducts, goods grilles. After use
ensure for a neat and safe storage.
Air-flow channel remains in the unit. Clean
before re-installing.
Wait until all ice and frost is
melted from the inner walls of the tank.
5. Remove defrost water
(either by method 5a or 5b)
5.a Wet vacuum cleaner / electrical devices with
marking of explosion protection or
Lightly moistened cloth (observe warning
notice see
→
chapter 10).
5.b Units with defrost water plug
Place a pan under the drain.
Remove the defrost water plug.
Let the defrost water drain off
Close the drain with the defrost water
plug again.
Fig.8: Unit with view on defrost water plug
6. Remove food residues, such as spilled liquids
and packaging residues
7. Clean the interior of the unit
Clean the defrost drain
Remove and clean the defrost water sieve
Fig.9: Defrost water drain/sieve
8. If needed clean the air-flow channel (see
→
Fig.
10), for this purpose lift the air-flow channel up
and clean the areas below carefully with a
moistened cloth.
Fig.10:
Air-flow channel
9.
All cleaned areas and components must be
dried again. Observe warning notice see
→
chapter 10).
10. Re-install all accessories correctly.
11. Re-install the lids properly (see
→
chapter 7)
and close them completely.
12. Switch refrigeration function on.
Press Button
[STANDBY RESET
] for at least
3s. The temperature is shown at the display.
See
→
chapter 4.2.1.1
NOTICE
•
Property damage
due to misuse.
►
The unit must only be loaded with goods when the
temperature specified for the product has been
reached.
Maintenance, service and repair
Responsibility:
qualified staff
The units are maintenance-free. The service and
repair work, including subsequent functional testing,
must be performed by qualified staff. For questions
about maintenance, please contact the maintenance
service (see
→
chapter 10.4).
WARNING
Work on the electrical system and refrigerant
circuit. Contact with live parts may cause
electric shock. The refrigerant can escape and
create an explosive gas/air mixture. Risk of
fire due to sparks or overloading.
►
Work on the electrical system and
refrigerant circuit may only be performed by
qualified staff.
defrost water plug
Defrost drain
Defrost water
sieve
