Error P5: Excessive temperature on condenser
The unit stops if the refrigerant temperature on the condenser outlet exceeds 65 °C. It re-starts once the
temperature is 52 °C.
Excessive tempera-
ture safety shut-
down. The unit
shows P5.
NO
Check the electrical
connection between
the condenser out-
let's temperature
probe and the
board. Is it OK?
NO
Establish the connection correctly.
YES
YES
Check the temperature probe's resistance
(for resistances, see the table). Is it OK?
YES
NO
Is the refrigerant
temperature on the
condenser outlet
higher than 65 °C?
Replace the temper-
ature probe.
YES
Is the outside tem-
perature higher than
50 °C?
YES
Switch the unit off.
NO
Is the condenser fan
running properly?
NO
See troubleshooting
for malfunction E8
YES
Is the condenser
dirty?
YES
Clean the con-
denser.
NO
Is the refrigerant
volume correct?
YES
Replace the control
board
45
