Cleaning; Basic Cleaning - AHT Ac Serie Manual De Instrucciones

11.1 | Cleaning

11.1 Cleaning
Reasons for regular and thorough cleaning (basic
cleaning/main cleaning):
– Ensuring the necessary hygiene. Always keep the
goods area in a clean condition.
– Lowest possible energy consumption.
– Maintaining trouble-free operation.
– Extension of the service life of the appliance.
WARNING
Damage to the electrical system and
refrigerant circuit due to the use of
steam and high-pressure cleaners.
Contact with live parts may result in electric
shock.
Flammable refrigerant can escape and cause
an explosive gas/air mixture. Fire hazard due
to sparking or overload.
▪ Do not use steam or high-pressure clean-
ers for basic cleaning.
▪ Follow the instructions for main cleaning.
CAUTION
Material breakage.
Risk of falling. Risk of impact due to the pos-
sibility of products falling. Cutting injuries.
▪ Do not climb onto or into the unit.
Safety in handling glass see →Mechanical hazards
Use protective gloves for cleaning.

11.1.1 Basic cleaning

Responsibility
– Operating personnel
Cleaning interval
– Weekly
– As required
Time of cleaning
– Possible at any time
Cleaning agents and equipment
NOTICE
Material damage due to incorrect cleaning
agents.
▪ Do not use abrasive or chemically aggressive de-
tergents/solvents.
▪ Do not use acids or alkaline detergents.
Material damage due to incorrect cleaning
devices.
▪ Do not use hard, pointed objects such as steel
blades.
▪ Do not use hard, coarse cleaning equipment such
as steel wool or paper towels.
Material damage due to incorrect cleaning.
▪ No cleaning agent residues may remain on plastic
parts.
▪ Always wash off plastic parts with clean water.
Suitable cleaning agents and equipment
All cleaning equipment must be clean.
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Cleaning agent
Unit outside and inside
– Clean water (neutral
pH value, low water
hardness)
– pH-neutral cleaning
agents diluted with
water
Glass surface outside and inside
– Clean water (neutral
pH value, low water
hardness)
– pH-neutral cleaning
agents diluted with
water
– Commercially avail-
able glass cleaners
Drying
– Slightly moistened, soft cotton cloth
Cleaning steps
CAUTION
Removal of the return air grille.
Risk of injury from rotating parts. Hands may
become trapped.
▪ The return air grille is permanently moun-
ted and may only be removed by qualified
staff.
– Visual inspection of the area under the return air
grille.
In the event of contamination, contact the mainten-
ance service (see →Maintenance services).
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Fig. 9: Return air grille (1), bottom shelf (2)
– Transfer goods to another device with the same
product temperature class.
– Remove food residues, spilled liquids, and pack-
aging residues.
– Clean the display shelves, including the price la-
belling rails.
– Clean the bottom shelf and interior surfaces.
– Clean the outside of the appliance surfaces.
– Clean the glass surfaces.
Safety in handling glass see →Mechanical hazards
– all cleaned surfaces and components.
– Clean the floor in front of the unit.
AHT Cooling Systems GmbH | en
Cleaning device
– Moist, soft cotton
cloth
– Wet suction cloth
– Moist sponge
– Moist, soft cotton
cloth
– Moist chamois leather
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