RTX1000/2000, SPX1200
Display
Description
text
F13
The system cannot
determine the external
temperature.
F14
F15
The system cannot
determine the compressor
temperature.
F16
F17
The compressor
temperature is too high.
F18
–
F19
–
F20
The system reports a
(temporary) electrical
overload.
F21
The control PCB is not
working.
F22
The display board is not
working.
EN
Cause
Error in temperature sensor
electrical supply (open
circuit).
Error in temperature sensor
electrical supply (short
circuit).
Error in temperature sensor
electrical supply (open
circuit).
Error in temperature sensor
electrical supply (short
circuit).
Compressor thermal
overload
–
–
The system's current power
requirement is too high.
Control PCB
communication error
Display board
communication error (fault
in the connecting cable
between the display and
control board)
Display messages
Remedy
➤ Switch off the system.
➤ Switch it on again after
30 min.
➤ If the fault occurs again,
contact an authorized
workshop.
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