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 That the display is lit or that the supply cable to F110 is connected.
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 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 Low or a lack of ventilation (exhaust air installation)
႑ See section "Low or a lack of ventilation".
႑ Applies to incoming air blocked (outdoor air installation)
႑ Clean the grille.
႑ Filter blocked (installation with ambient air)
႑ Clean or replace filter (see page 18).
႑ Too low thermostat setting
Low or a lack of ventilation (exhaust air installation)
႑
The ventilation is not adjusted.
႑
Order ventilation adjustment.
႑
Filter blocked.
႑
Clean or replace filter (see page 18).
႑
Exhaust air device blocked or throttled down too much.
႑
Check and clean the exhaust air devices.
႑
Fan speed in reduced mode.
႑
Enter menu 1 and select “normal".
High or distracting ventilation (exhaust air installation)
႑
The ventilation is not adjusted.
႑
Order ventilation adjustment.
႑
Fan speed in forced mode.
႑
Enter menu 1 and select “normal".
႑
Filter blocked.
NIBE™ F110Chapter 4 | Disturbances in comfort34
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