Nibe F1245 - Troubleshooting

aid mode ”aid mode” is a type of emergency mode. This means that the
heat pump produces heat and/or hot water despite there being some kind
of problem. This can mean that the heat pump's compressor is not running.
In this case the immersion heater produces heat and/or hot water.
Selecting "aid mode” is not the same as correcting the problem that caused
the alarm. The status lamp will therefore continue to be red.
If the alarm does not reset, contact your installer for suitable remedial action.
NOTE
Always gives the heat pump's serial number when contacting your installer.
Troubleshooting
If the operational interference is not shown in the display the following tips
can be used:
Basic actions
Start by checking the following possible fault sources:
႑
The switch's position.
႑
Group and main fuses of the accommodation.
႑
The property's earth circuit breaker.
Low hot water temperature or a lack of hot water
႑
Heat pump in incorrect operating mode.
႑
If mode "manual" is selected, select "addition".
႑
Large hot water consumption.
႑
Wait until the hot water has heated up. Temporarily increased hot
water capacity (temporary lux) can be activated in menu 2.1.
႑
Too low hot water setting.
႑
Enter menu 2.2 and select a higher comfort mode.
႑
Too low or no operating prioritisation of hot water.
႑
Enter menu 4.9.1 and increase the time for when hot water is to be
prioritised.
႑
Closed or choked filling valve for the hot water heater.
႑
Open the valve.
71NIBE™ F1245Chapter 4 | Disturbances in comfort