Alarm
6 720 643 415 (2010/03)
32
11.7.37 Failure on sensor E2x.T11
Function: Activated when the sensor's value indicates a
temperature lower than -50 °C.
Reset condition: The value of the sensor indicates
> -50 °C.
Category: H.
Alarm lamp/buzzer: Yes.
Restart: Automatic once the alarm cause has
disappeared.
B Contact the dealer if the alarm remains active for
more than three hours or recurs often.
11.7.38 Short circuit on sensor E2x.T11
Function: Activated when the sensor's value indicates a
temperature higher than 40 °C. The temperature display
window shows a short circuit.
Reset condition: The value of the sensor indicates
< 40 °C.
Category: H.
Alarm lamp/buzzer: Yes.
Restart: Automatic once the alarm cause has
disappeared.
B Contact the dealer if the alarm remains active for
more than three hours or recurs often.
11.8 Warnings
11.8.1 Electric additional heat shut down due to high
temperature E2x.T8
Function: The electric heater is turned off. The warning
is activated in additional heat mode if the outgoing
temperature of the heat transfer fluid exceeds the
maximum value.
Reset condition: The warning is deactivated when the
temperature falls.
Category: K.
Alarm lamp: Yes.
Restart: Automatic once the alarm cause has
disappeared.
B Contact the dealer if the warning recurs often.
11.8.2 High temperature difference heat transfer fluid
E2x
Function: The warning is activated when the
temperature difference between heat transfer fluid out
and heat transfer fluid in becomes too big.
Reset condition: The warning is deactivated on
acknowledgement of the warning display.
Category: L.
Alarm lamp/buzzer: No.
Restart: The warning does not close anything but is
registered in the alarm log.
B Check and clean the particle filter, if required.
B Contact the dealer if the warning remains after
acknowledgement.
11.8.3 High temperature difference collector circuit
E2x
Function: The warning is activated when the
temperature difference between collector circuit out
and collector circuit in becomes too big.
Reset condition: The warning is deactivated on
acknowledgement of the warning display.
Category: L.
Alarm lamp/buzzer: No.
Restart: The warning does not close anything but is
registered in the alarm log.
B Check and clean the particle filter, if required.
B Contact the dealer if the warning remains after
acknowledgement.
11.8.4 The heat pump is now working in anti-freeze
mode
Function: Activated when the temperature in one of the
circuits becomes too low.
Reset condition: The temperature in the circuit is
increased.
Category: L.
Alarm lamp/buzzer: No.
Restart: Automatic once the alarm cause has
disappeared.
B Contact the dealer.