ENGLISH
Removing the electrical box cover
In order to access to the electrical components,
follow these steps:
1 Remove the indoor unit front cover.
2 Unscrew the 2 front screws and the 2 lower
screws which xes the electrical box to the unit
structure.
13.1.5 Space heating pipes connection
The unit is factory supplied with two shutdown valves which have to be connected to the water inlet / outlet connections. With these
shut-off valves it is very practical to connect the indoor unit to the heating system by using the factory supplied gaskets just below
the valves (G 1-1/4” connection). Then, the space heating installation can be carried out.
Shut-off valves
Gaskets
13.1.6 Drain pipes connection
For a correct drainage, connect the drain pipe for the safety valve to the general draining system.
Safety
valve
Drain pipe for
safety valve
? NOTE
• The safety valve is activated when water pressure reaches 3 bars.
• Drain taps must be provided at all low points of the installation to permit complete drainage of the circuit during servicing.
MAINTENANCE
PMML0575 rev.2 - 03/2022
335
To Next Page
Loading...