IVT Greenline HE C6-C11 - Specific Alarm Faults - Room and Heat Transfer Fluid Sensors; Room and Outdoor Sensor Alarms; Heat Transfer Fluid Sensor Alarms

Alarm
6 720 643 415 (2010/03)
30
11.7.24 Short circuit on sensor T2 outdoor
Function: In the event of a short circuit on T2, the
outdoor temperature is set to 0 °C so that the heat
pump can continue to produce heat. The alarm is
activated when the sensor's value indicates a
temperature higher than +70 °C.
Reset condition: The value of the sensor indicates
< 70 °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.
11.7.25 Failure on sensor T3 hot water
Function: The hot water production is terminated. The
alarm is activated when the sensor's value indicates a
temperature lower than 0 °C.
Reset condition: The value of the sensor indicates >0 °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.
11.7.26 Short circuit on sensor T3 hot water
Function: The hot water production is terminated. The
alarm is activated when the sensor's value indicates a
temperature higher than +110 °C.
Reset condition: The value of the sensor indicates <
110 °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.
11.7.27 Failure on sensor E1x.TT.T5 room
Function: The room temperature influence is set to 0,
which means that the room sensor cannot affect the
heating system any longer. The alarm is activated when
the sensor's value indicates a temperature lower than -
1°C.
Reset condition: The value of the sensor indicates
> -1 °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.
11.7.28 Short circuit on sensor E1x.TT.T5 room
Function: The room temperature influence is set to 0,
which means that the room sensor cannot affect the
heating system any longer. The alarm is activated when
the sensor's value indicates a temperature higher than
+70 °C.
Reset condition: The value of the sensor indicates
< 70 °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.
11.7.29 Failure on sensor E31.TT.T5 room
Function: The alarm is activated when the sensor's value
indicates a temperature lower than -1 °C. In the event of
a failure on sensor T5, the room temperature influence
is set to 0.
Reset condition: The value of the sensor indicates
> -1 °C.
Category: H.
Alarm lamp/buzzer: Yes.
Restart: Automatic once the alarm cause has
disappeared.