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1 Safety Instructions
Note
Never remove or cover the labels and data
plates affixed to appliances. Labels and data
plates must be legible throughout the entire
lifetime of the appliance.
Immediately replace damaged or illegible
instructions and warning stickers.
Caution
If the home is unoccupied for a long period and
there is a risk of frost, drain the water heater.
Note
Remove the casing only to perform maintenance
and repair work. Put the casing back in place
after maintenance and repair work.
Note
Keep this document close to the place where
the appliance is installed.
1.2 Instructions on the hydraulic connections
Warning
Do not touch the refrigeration connection pipes
with your bare hands while the thermodynamic
water heater is running. Danger of burn or frost
injury.
Warning
Refrigerant fluid and pipes:
●
Use only
R-134a
refrigerant fluid to fill the
system.
●
Use tools and pipe components especially
designed for use with
R-134a
refrigerant fluid.
●
Use copper pipes deoxidised with phosphorus
to carry the refrigerant fluid.
●
Use beading to guarantee the tightness of the
connections.
●
Store the refrigerant connection pipes away
from dust and humidity (risk of damage to the
compressor).
●
Cover both ends of the pipes until the beading
process.
●
Do not use a load cylinder.
