Hitachi YUTAKI S80 Serie Manual De Instrucciones página 25

INSTALLATION
2 The YUTAKI S80 comes with 2 shut-off valves factory
supplied to be connected to the water inlet and outlet of
the unit. It is recommended to connect 2 additional shut-off
valves (field supplied) to the inlet and outlet pipes for space
heating- That will ease the maintenance operation of the
indoor unit.
17 PMML0344B rev.0 - 04/2016
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3 Water pipes connection to the inlet and outlet of the tank.
•
•
Shut-off valves
factory supplied
4 Place the tank next to the indoor unit
•
5 Connect the 2 long pipes of the ATW-FWP-02 accessory
Shut-off valves
field supplied
For this operation it is necessary to use 2 of the 4 pipes
supplied with the ATW-FWP-02 accessory
Run the 2 pipes through the rear holes of the DHW tank.
Attach and screw the flare nuts to the inlet and outlet pipes
of the DHW tank.
Place the tank next to the YUTAKI S80 indoor unit according
to the designed layout.
!
C A U T I O N
The tank is too heavy. This procedure must be done with two persons
or serious lesions may occur
between the flexible pipes already connected to the space
heating of the S80 unit and the flexible pipes connected to
the inlet and outlet of the coil of the tank.
S80 space heating
DHWT space heating
connections
connections
Long flexible pipes from
ATW-FWP-02 accessory