3
Disturbances in comfort
Troubleshooting
NOTE
W ork behind covers secured by screws may only be carried out by, or under
the supervision of, a qualified installation engineer.
NOTE
As F2040 can be connected to a large number of external units, these
should also be checked.
NOTE
If the operating disturbance cannot be rectified by means of this chapter,
an installation engineer should be called.
NOTE
In the event of action to rectify malfunctions that require work within
screwed hatches the incoming electricity must isolated at the safety switch.
The following tips can be used to rectify comfort disruption:
Basic actions
Start by checking the following possible fault sources:
႑
That the heat pump is running or that the supply cable to F2040 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
This part of the fault-tr acing chapter only applies if the heat pump is docked
to the hot water heater.
႑
Large hot water consumption.
႑
Wait until the hot water has heated up.
NIBE™ F2040Chapter 3 | Disturbances in comfort18
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