Hitachi YUTAKI Series Installation And Operation Manual page 53
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Also See for YUTAKI Series:
- Service manual (262 pages) ,
- Instruction and operation manual (194 pages) ,
- Instruction manual (32 pages)
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REFRIGERANT AND WATER PIPING
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 flexible water pipe kit (ATW-FWP-02 accessory) is needed. This kit is provided
with the following items:
4 flexible water pipes:
-
Š 2 pipes to connect to the indoor unit (3-way valve and T-branch)
Š 2 pipes to connect to the heating coil inlet/outlet connections of the DHW tank accessory (DHWS(200/260)S-2.7H2E(-W)).
9 gaskets (2 gaskets for each flexible 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).
Flexible water
pipes
Gaskets
It is necessary to identify the function of each water pipe.
~500 mm
~400 mm
(1")
YUTAKI M (R32)
Space heating pipes connection
Model
Inlet connection
2.0HP
G 1" (female)
3.0HP
G 1" (female)
YUTAKI M (R410A)
Model
(4.0-6.0)HP
43
PMML0510 rev.1 - 10/2019
Heating coil pipes for the indoor unit
Item
Heating coil pipes for the DHW tank accessory
Item
360 mm
(1")
(x2)
Shut-off valves
Outlet connection
(Field-supplied)
G 1" (male) -
G 1" (female)
G 1" (male)
G 1" (male) -
G 1" (female)
G 1" (male)
Inlet connection
G 1-1/4" (female)
To connect to the 3-way valve heating coil inlet connection.
To connect to the T-branch heating coil outlet connection.
One pipe to connect to the heating coil inlet connection of the tank
accessory.
The other one to connect to the heating coil outlet connection of the tank
accessory.
(inches)
Space heating pipes connection
Outlet connection
G 1-1/4" (female)
Extension
cables
Connection
Connection
Shut-off valves
G 1-1/4" (male) -
G 1-1/4" (male)
(inches)
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