Dealing with malfunctions
59
FIGHTER 1140
Alarm indications on the display
ALARM HW
This information is shown when a fault on the hot
water temperature sensor has been registered.
FIGHTER 1140 is force-run solely for hot water
charging and automatic mode is engaged. The alarm
may be due to:
■ Defective sensor or broken sensor cable.
-- ALARM HW --
1.0
Alarm cond
This information is shown when the measured value
on the fluid line sensor is missing.
■ Broken cable to the fluid line sensor.
--ALARM COND--
1.0
Alarm Flow
This information is shown when the measured value
on the flow line sensor is missing.
■ Broken cable to the flow line sensor.
-ALARM FLOW-
1.0
Alarm Flow 2
This information is shown when the measured value
on the flow line sensor 2 is missing.
■ Broken cable to the flow line sensor 2 (shunt group
2).
-ALARM FLOW2-
1.0
Boiler sensor
This information is shown when docking option 3 is
selected and:
■ Boiler sensor is defective/not connected or the
cable to the boiler sensor is broken.
BOILER SENSOR
1.0
If the operating disturbance cannot be rectified by means of the above,
an installation engineer should be called.
Condensor Out Sensor
This information is shown when there is a fault on the
sensor (141) between the condensor and immersion
heater.
CONDOUTSENSOR
1.0
The following sensor alarms remove their control func-
tion. Rectify the fault and acknowledged the alarm by
switching off the heat pump for a few seconds and
then starting it again.
Outdoor sensor
This information is shown when the outside sensor is
not connected.
■ Broken cable, no connected or defective sensor.
OUTDOORSENSOR
1.0
Return sensor
This information is shown when the Return sensor is
not connected.
■ Broken cable, no connected or defective sensor.
RETURNSENSOR
1.0
Pool sensor
This information is shown when Pool control in menu
9.2.10 is set to “On” and no sensor is connected.
■ Broken cable, no connected or defective sensor.
-POOL SENSOR-
1.0
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