Nibe F1355 Operating Manual page 44

9 Unscrew the panel in front of the transformer and
the terminal block under the panel (you only need
to perform this procedure if you are going to pull out
the lower cooling module).
44 Chapter 4 | Service
11 Carefully pull out the lower cooling module (EP14)
using the module's lifting eyelets.
If the heat pump is not secured in position the upper
cooling module must always be removed before the
lower one can be pulled out.
TIP
The cooling module is installed in reverse order.
NOTE
At reinstallation, new O-rings must replace the
existing ones at the connections to the heat
pump (see image).
NIBE F1355