ENGLISH
Type 2: Version for operation with an Hitachi DHW tank (RWH-(4.0-6.0)(V)NFWE)
(inches)
Model
Space heating connection
Heating coil connection
Inlet connection
Outlet
connection
Shut-off valves
Inlet connection
(3-way valve)
Outlet connection
(T-branch)
(4.0-6.0)HP
G 1-1/4”
(female)
G 1-1/4”
(female)
G 1-1/4” (male) -
G 1-1/4” (male)
G 1”
(female)
G 1”
(female)
T-branch
(Heating coil outlet connection)
3-way valve
(Heating coil inlet connection)
Space heating inlet
(indoor unit water outlet)
Space heating outlet
(indoor unit water inlet)
YUTAKI S80 Domestic hot water tank accessory (DHWS(200/260)S-2.7H2E(-W))
(inches)
Model
Heating coil connection
DHW connection
Inlet connection
Outlet connection
Inlet connection
Outlet connection
DHWS(200/260)S-2.7H2E(-W)
G 1” (male)
G 1” (male)
G 3/4” (male)
G 3/4” (male)
DHW outlet
(Hot water from the tank)
DHW inlet
(Cold water to the tank)
Heating coil inlet
connection
Heating coil outlet
connection
FRONT SIDE
Heating coil pipes (Factory-supplied with the DHW tank accessory (DHWS(200/260)S-2.7H2E(-W)))
The domestic hot water tank accessory for combination with YUTAKI S80 indoor unit is factory-supplied with two flexible water
pipes for the connection between the indoor unit and the heating coil of the domestic hot water tank, when the DHW tank is installed
integrated above the indoor unit.
Heating coil pipes
Item
Connection
(1")
(x2)
200 mm
(1")
One pipe for the connection between 3-way valve connection and heating
coil inlet connection of the tank.
The other one for the connection between T-branch connection and
heating coil outlet connection of the tank.
REFRIGERANT AND WATER PIPING
PMML0575 rev.2 - 03/2022
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