ENGLISH
YUTAKI S80 Domestic hot water tank accessory (DHWS(200/260)S-2.7H2E)
(inches)
Model
Heating coil connection DHW connection
Inlet connection Outlet connection Inlet connection Outlet connection
DHWS(200/260)S-2.7H2E 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))
The domestic hot water tank accessory for combination with YUTAKI S80 indoor unit is factory-supplied with two exible 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.
Flexible water pipe kit (ATW-FWP-02) - For domestic hot water tank installed beside the indoor unit
For DHW tank beside the indoor unit (both right or left side), the heating coil pipes factory-supplied with the DHW tank accessory
are not required. In this case, the dedicated HITACHI exible water pipe kit (ATW-FWP-02 accessory) is needed. This kit is provided
with the following items:
- 4 exible water pipes:
2 pipes to connect to the indoor unit (3-way valve and T-branch)
2 pipes to connect to the heating coil inlet/outlet connections of the DHW tank accessory (DHWS(200/260)S-2.7H2E).
- 9 gaskets (2 gaskets for each exible water pipe end and 1 spare gasket).
- 3 extension cables (1 for the tank’s electric heater, 1 for the tank’s thermistor and 1 for the unit controller).
Extension
cables
Flexible water
pipes
Gaskets
It is necessary to identify the function of each water pipe.
REFRIGERANT AND WATER PIPING
PMML0335A rev.1 - 04/2016
89
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