Control Panel Fault Messages; Error Codes - Waeco Coolair CA850S Operating Manual

BA_CA850S_SP950.book Seite 35 Mittwoch, 2. Mai 2012 5:05 17
7.2

Control panel fault messages

The "Fault" LED (fig. 2 2, page 3) lights up if there is a fault with the station-
ary air conditioner. The type of error is shown on the display by the following

error codes:

Display
Description
text
FO1
The compressor does
not work.
FO2
The system cannot
determine the current
temperature.
FO3 System overload, the
compressor switches off.
FO4
The condensation water
that has formed is not
being discharged.
FO5 Overload due to fan.
FO6 Communication problem
between display unit and
control unit.
EN
Cause
Compressor overload or
fault in the electricity sup-
ply to the compressor.
Room temperature sen-
sor is not correctly con-
nected to the stationary
air conditioner or the
measured value is not
within the specifications.
Thermal overload due to
a defective fan or an
ambient temperature that
is too high.
The condensation water
that has formed is not
being discharged, and an
error message appears
in the display.
Short circuit in condenser
fan or evaporator fan.
Fault in the wiring.
Display messages
Remedy
® Switch off the system.
® Switch it on again after
60 minutes.
® If the fault occurs again,
contact an authorised
workshop.
® Do not operate the
system at ambient
temperatures of below
0 °C or above 43 °C.
The pump is clogged or
defective.
The condensation water
hose is clogged.
The float switch is defective
or jammed.
Leave the system switched
off and consult an
authorised service centre.
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