Installation manual
2
E260AC
Domestic hot water tank for air to water heat pump system
4PW64052-1 – 08.2010
O
VERVIEW
OF
THE
UNIT
Main components
Safety devices
■
Thermal protector — The indoor unit is equipped with a thermal
protector. The thermal protector is activated when the
temperature becomes too high. When activated, the protector
has to be reset on the indoor unit by pressing it (for access,
remove the decoration panels like indicated in the manual of the
indoor unit).
■
Pressure relief valve — A pressure relief valve (field supply) in
accordance with relevant local and national regulations, and with
an opening pressure of maximum 10 bar must be connected to
the pressure relief valve connection.
■
If a discharge pipe is connected to the pressure relief device it
must be installed in a continuously downward direction and in a
frost-free environment. It must be left open to the atmosphere.
Outlook diagram
Outlook diagram, see
figure 2
.
The total system (indoor unit and outdoor unit) is designed
for combination with a Daikin domestic hot water tank. In
case another tank is being used in combination with the
Daikin indoor unit, Daikin cannot guarantee neither good
operation nor reliability of the system. For those reasons
Daikin cannot give warranty of the system in such case.
A
Hot water out connection (G 3/4" Female)
B
T-piece (field supply)
C
Pressure relief valve connection (field supply)
D
Pressure relief valve (field supply)
E
Recirculation connection (G 1/2" Male)
F
Thermistor socket
G
Flow inlet connection from the main indoor unit at the bottom of
the tank (quick coupling)
H
Heat exchanger coil
J
Return outlet connection to the main indoor unit at the bottom of
the tank (quick coupling)
K
Cold water in connection (G 3/4" Female)
L
Thermistor
A
H
K
G
J
F
E
M
N
G
C
D
J
L
B
E
A
K
P
M
Anode
N
Casing
P
Knockout holes for water piping
■
The domestic hot water tank relief valve connections
may not be used for other purpose.
■
This domestic hot water tank can only be used with an
EKHBRD, an EKHVMR/YD or an EKHVH/X indoor
unit.
Switch off the power supply before opening the
decoration panels of the indoor unit.
1
Hot water out connection (G 3/4" Female)
2
Cold water in connection (G 3/4" Female)
3
Hot water out connection at the bottom of the tank (quick coupling)
4
Cold water in connection at the bottom of the tank (quick coupling)
5
Recirculation connection (G 1/2" Male)
6
Flow inlet connection from the main indoor unit (quick coupling)
7
Return outlet connection to the main indoor unit (quick coupling)
8
3-way valve
9
Flow inlet connection from the main indoor unit at the bottom of
the tank (quick coupling)
10
Return outlet connection to the main indoor unit at the bottom of
the tank (quick coupling)
11
Knockout holes for water piping
12
Levelling feet
Domestic hot water tank model
H
EKHTS200AC
2010 mm
EKHTS260AC
2285 mm
4PW64052-1_digital_EN.book Page 2 Monday, August 30, 2010 8:48 AM
