La Marzocco LEVA X Manual page 14

WARNING
In order to prevent cracks
or leakage: do not store or
install the Coffee machine
in places where in boiler or
hydraulicsystem to freeze.
WARNING
It is compulsory to install a 40A
surge protector for 3GR version
X and a 32A surge protector for
3GR version S and 2GR version S
and X.
WARNING
For the connection of the
machine, it must be provided a
suitable disconnection device
near the installation, so that
in case of trip, it is possible to
operate the device near the
machine.
14
Note:
• The drinking water mains valve and
the circuit breakers for the electrical
system need to be located in the most
convenient position for the operator to
access them easily and quickly.
• The machine should be placed on a flat
counter and must be placed in settings
with the following temperatures:
Minimum room temperature: 5°C/41°F;
Maximum room temperature:
32°C/89°F.
• If the machine has been temporarily
housed in settings with a room
temperature of less 0°C/32°F, the
machine must be placed in a warmer
environment in order to gradually
defrost the hydraulic system prior to
use.
• Water pressure supply must be between
2 and 4 bar.
• This machine complies with the
standard 61000-3-11, the impedance
at the supply interface must be Zmax=
0.17 Ω.