AHT Cooling Systems GmbH | en
Transport and storage
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5.2.1 Cooling function
Switch off cooling
function
Cooling function can only be
switched off by decommissioning
(see
→chapter 10.2.1).
5.2.2 Night blind/device lighting
Open night blind /
Switch on device
lighting
Press
.
Close night blind /
Switch off device
lighting
(Cooling function
remains active)
Press
.
5.2.3 Setpoint
Display setpoint
Display adjusted set-
point (temperature)
Press
.
Exit setpoint display
Press
again or
wait 15 seconds.
Change setpoint
Change setpoint
Press
for at least 3
seconds.
Setpoint appears on the dis-
play and the “°C/°F” symbol
flashes.
Increase setpoint
Press
.
Decrease setpoint
Press
.
Accept new entry
Press
or
wait 15 seconds.
5.2.4 Semi-automatic defrosting
Start semi-auto-
matic defrost
Press
for at least 2 sec-
onds.
and the symbol
ap-
pear on the display.
Defrost time
Up to 60 minutes
After semi-automatic defrost, the unit automatically re-
turns to normal operation.
5.2.5 Alarm
Display alarm
An
error code
appears on the display as a flashing in-
dicating alternating with the interior temperature
The symbol
appear on the display.
As an option, it is possible to output an
acoustic
alarm
via a built-in buzzer.
Error code
Meaning
Air outlet sensor defective
Intake air sensor defective
Evaporator sensor faulty
Maximum temperature alarm,
interior temperature
Minimum temperature alarm,
interior temperature
Data or memory failure
Communication error
Pressure switch alarm
Acknowledge alarm
Acknowledge acous-
tic alarm
Press any key briefly
Error
code can NOT be acknowledged.
The error code is displayed until the fault is rectified.
6
Transport and storage
After delivery, check the unit for transport damage.
In the event of damage, promptly contact the mainte-
nance service
(se
e → chapter 11.3).
WARNING
Damage to the refrigerant circuit.
Flammable refrigerant can escape and
cause an explosive gas/air mixture. Fire
hazard.
Do not expose the appliance to tempera-
tures higher than 70°C (158°F) during
transport and storage.
Ensure good ventilation.
Observe safety notices and warnings for
appliances with flammable refrigerants
(se
e → chapter 2.5.2).
In the event of damage to the appliance,
promptly contact the maintenance ser-
vice
(se
e → chapter 11.3).
Transport of the appliances with indus-
trial trucks.
Risk of injury to persons in the event of a
collision.
Observe transport routes for industrial
trucks.
Secure transported goods.
Only trained personnel may operate in-
dustrial trucks.
Respect the center of gravity of the de-
vice for safe lifting of the load with the
forklift. Information is provided on the
front and back of the device packaging.
Transport one unit at a time with the in-
dustrial truck.
Do not stack the unit.
