
24 DKDHR
VI.HE.A1.02
Danfoss District Energy
Instructions for installation and use
Akva Lux II TDP-F
9.4 Installation instructions - recirculation connection - Circulation set 4 - 004U8405
You must always fit a pump and a non-return valve to the recir-
culation pipe, with flow direction towards the substation.
A safety valve must be mounted in the DCW inlet.
PLEASE NOTE!
This circulation set can be mounted only on substations without
insulation.
Fig. 1
Remove the nipples/plugs from the domestic hot water controller
(use a 6 mm Allen key).
Fig. 2
Mount hexagon nipple A in the DHW controller (pack).
Fig. 3
Mount circulation pipe C, incl. hexagon nipple D, in hexagon nipple
A.
Fig. 4
Fit pipe bushing B in the DHW controller.
Fig. 5
Remove the existing capillary tube and union nut from bypass
thermostat and angle piece (do not re-use).
Fig. 6
Plug the hole in the angle piece with steel ball E and union nut F.
Fig. 1
Fig. 2
Fig. 3
Fig. 4
C
Akva Lux II TDP-F, Type 004U8089
Akva Lux II TDP-F, Type 004U8044
Cover for wall mounting
Cover for recess mounting
A
B
F
H
Fig. 5
Fig. 6
E
G
D