AHT Cooling Systems GmbH
22.05.2018 14:09
Page 34
347163_0917_BA_ AC-COOLER_V8_06.09.2017_U_enUS_CD.docx
Depending on the fault, an
acoustic signal
can be
issued by a built-in buzzer.
List of fault codes:
Fault
code
Meaning
(Controller with standard compressor)
P1
Controller sensor defective or missing
P2
Evaporator sensor defective or missing
P3
-
HA
High temperature alarm, inside temperature
LA
Low temperature alarm, inside temperature
noL
Parameter adjustment necessary
Alarm acknowledgment:
Acoustic signal
(optional).
Press
any
button briefly.
FAULT CODE
CANNOT be acknowledged.
It is displayed alternately with the temperature
until the fault has been rectified.
Night blind operation
Closing the night blind
(see Fig. 2):
Pull the handle of the night blind down to the holder.
Hang the handle into the holder on both sides and
press down until you reach the stop.
The device lighting switches off automatically.
Opening the night blind
(see Fig. 2):
Hang out the handle (pull out of the holder).
Let go of the handle. The night blind cover rolls up
into the end position braked.
The device lighting switches on automatically.
Fig. 2: Night blind operation
5 Transport and storage
Check the device for transport damage after delivery.
Contact the maintenance service in case of damage
(see
→
Chapter 10.4).
WARNING
For devices of type R-290: Damage to
the refrigerant circuit. The refrigerant
can escape and create an explosive
gas/air mixture. Risk of fire.
►Do not expose the device during
storage and transport to temperatures
higher than 70°C (158°F).
►Ensure good ventilation.
►
Observe the special safety and warning
information for devices with flammable
refrigerants (see
→
Chapter 1.6.2.1).
►In event of damage, contact the
maintenance service (see
→
Chapter
10.4).
WARNING
Transport the device with floor trucks.
Risk of injury to persons during collisions.
►Observe the transport routes for floor
trucks.
►Secure the cargo.
►Floor trucks must only be operated by
trained persons.
NOTE
•
Material damage
due to transport and storage.
►Do not expose the device during storage and
transport to temperatures higher than 70°C (158°F).
►Transport and store the device in a stable
operating position (horizontal alignment).
►If the device was still inclined during transport,
wait a minimum of 2 hours before commissioning.
►When being delivered, ensure continuous
accessibility up to the installation room. (Observe
the transit heights/widths/installation space height
and adequate shunting radii.)
►Do not store the device outdoors.
6 Unpacking
Check the device for damage (bumps, scratches)
before and during unpacking. In event of damage,
contact the maintenance service (see
→
Chapter 10.4).
WARNING
Disposal of packaging material and films.
Danger of suffocation.
►Keep packaging material and foils away
from children.
►Do not let children play with them.
WARNING
For devices of type R-290: Damage to the
refrigerant circuit.
The refrigerant can
escape and create an explosive gas/air
mixture. Risk of fire.
►Ensure good ventilation.
►
Observe the special safety and warning
information for devices with flammable
refrigerants (see
→
Chapter 1.6.2.1).
►In event of damage, contact the
maintenance service (see
→
Chapter 10.4).
CAUTION
Heavy device parts. Hands can be
jammed.
►When unpacking, pay attention to
fingers and hands.
►Wear protective gloves.
Night blind handle
Holder for the night
blind fixing
