Daikin Rotex A1 BO Series Installation And Maintenance Instructions Manual page 39

1 T-Piece 3x1"
2 Ball cock 1" (2x)
3 3-way diverter valve (3UV1)
3.1 Valve drive
3.2 Unlocking button of the drive
lock
3.3 Hand lever (shown in filling
position)
5 Storage tank temperature
sensor
Fig. 8-4 Installing connecting kit VSA1
Connect the connection cable of the 3-way diverter valve to
the boiler control panel, plug J2 (see chapter 4.8).
Install the storage tank temperature sensor in the hot water
storage tank and connect to the boiler control panel, plug J8
(see chapter 4.8).
ZB_RoCon_VentFkt (008.1534699)
If the storage tank charging circuit is to be operated
through a charging pump (parallel operation, cascade
circuit etc.), a storage tank charging pump will have to
be installed in the heating system instead of the 3-way
diverter valve. An adapter cable is needed for con-
trolling the storage tank charge pump (
Note the following for emergency operation if the valve drive is
faulty:
Press the unlocking button (fig. 8-4, pos. 3.2) and rotate the
motor head of the valve drive (fig. 8-4, pos. 3.1) 1/4 turn to the
left and remove.
The 3-way diverter valve is set to the "Heating" position.
Note the following for the temporary manual parallel operation
of the heating circuit and the hot water storage tank:
Move diverter valve to centre position with hand lever
(fig. 8-4, pos. 3.3) (only possible if the valve drive is already
in "Heating" position).
FA ROTEX A1 BOe - 02/2014
6 Flat seal 1" (2x)
7 Storage tank return flow
8 Heating return flow
9 Boiler return
10 Boiler flow
11 Boiler flow
(3UV1: connection AB)
12 Heating flow
(3UV1: connection B)
13 Storage tank charging flow
(3UV1: connection A)
E 1500430).
8 x Hydraulic connection
39