Daikin AHT KALEA GM FR GD 390, Operating Instructions Manual

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5 | Control and display elements AHT Cooling Systems GmbH | en
42 / 84 417632_2_0820
Key Function
Start semi-automatic defrosting
Navigate to program level
Increase value
Navigate to program level
Reduce value
Fig. 5: Display screens
Display Meaning of display
Interior temperature
Unit defect-free and opera-
tional
(Normal operation)
Cooling function active
Defrosting active
Cooling function off (Standby)
Cooling function active
Defrosting active
Evaporator ventilator active
Day mode (appliance lighting
on)
Alarm
5.2.1 Cooling function
Switch off the cooling function for cleaning purposes
only.
Switch off cooling
function (Standby)
Press and hold for 5
seconds. appears on the dis-
play.
Press and hold or
until appears on the dis-
play.
Press . appears on the
display.
Switch on the cool-
ing function
Press and hold for 5
seconds. or the internal
temperature and the symbols
appear on the display
after a few seconds.
5.2.2 Semi-automatic defrosting
Start semi-automatic
defrosting
Press and hold for 5
seconds. appears on the dis-
play.
Press and hold or
until appears on the dis-
play.
Press . and both sym-
bols appear on the dis-
play after a few seconds.
After semi-automatic defrosting, the appliance auto-
matically returns to normal operation.
5.2.3 Activate temporary daytime
operation - for loading
To switch on the appliance lighting during night opera-
tion.
Activate temporary day-
time operation
Press and hold for 2
seconds. appears on
the display.
After 60 minutes, the appliance lighting switches off
automatically.
End temporary day opera-
tion early
Press and hold for 2
seconds.
5.2.4 Alarm
Display alarm
The error code appears on the display.
The symbol appears on the display.
Depending on the fault, an acoustic alarm is emitted
by a built-in buzzer (Optional).
Troubleshooting measures for the occurrence of alarm
indicators; see
[see
}
Chapter 10.3] .
Error
code
Meaning Meaning (EN)
Thermostat emer-
gency operation
On Failsafe
Control board de-
fective
HW failure or Mod-
bus flashing
Air inlet sensor Air in sensor
Air outlet sensor Air out sensor
Evaporator sensor Fin sensor
High pressure
sensor
Discharge pressure
sensor
Compressor safety
chain (high pressure/
low pressure)
Compressor safety
(High pressure/Low
pressure)
Goods area sensor
(HACCP)
Cabinet temperature
sensor (HACCP)
Supply voltage too
low
Low supply voltage