Table Of Contents; Contents - Danfoss Akva Lux II VX Series Instructions For Installation And Use Manual

Instructions for installation and use
Akva Lux II VX2
1.

Contents

1.0 Contents ......................................................................................................................................................................................................................................2
2.0 Safety notes ...............................................................................................................................................................................................................................3
3.0 Storage and Handling ............................................................................................................................................................................................................3
4.0 Disposal .......................................................................................................................................................................................................................................3
5.0 Diagram - Examples ................................................................................................................................................................................................................4
5.1 Akva Lux II VX2 ..................................................................................................................................................................................................................4
5.2 Akva Lux II VX2-E ..............................................................................................................................................................................................................5
5.3 Akva Lux II VX3 ..................................................................................................................................................................................................................6
5.4 Akva Lux II VX3-E ..............................................................................................................................................................................................................7
6.0 Main components ...................................................................................................................................................................................................................8
6.1 Akva Lux II VX2 ..................................................................................................................................................................................................................8
6.2 Akva Lux II VX2-E ..............................................................................................................................................................................................................9
6.3 Akva Lux II VX3 ............................................................................................................................................................................................................... 10
6.4 Akva Lux II VX3-E ........................................................................................................................................................................................................... 11
7.0 Getting started ...................................................................................................................................................................................................................... 12
8.0 Mounting ................................................................................................................................................................................................................................ 13
8.1 Variable connection possibilities ............................................................................................................................................................................ 13
8.2 DHW recirculation Akva Lux II VX2 & Akva Lux II VX3...................................................................................................................................... 14
8.2.1 Mounting of circulation set for Akva Lux II VX2 & VX3 ......................................................................................................................... 14
8.2.2 Mounting of circulation set Akva Lux II VX2-E and VX3-E ................................................................................................................... 14
8.3 Safety thermostat ........................................................................................................................................................................................................ 15
8.4 Expansion vessel .......................................................................................................................................................................................................... 16
8.5 Heat meter, Fitting piece........................................................................................................................................................................................... 17
8.6 Test and connections ................................................................................................................................................................................................. 17
8.7 Mounting of outdoor temperature sensor ........................................................................................................................................................ 17
8.8 Safety valves .................................................................................................................................................................................................................. 17
9.0 Filling, Start-up ...................................................................................................................................................................................................................... 18
10.0 Manometer and refilling .................................................................................................................................................................................................... 18
11.0 Electrical connections ......................................................................................................................................................................................................... 19
12.0 Description of Akva Lux II VX variants ........................................................................................................................................................................... 20
12.1 Akva Lux II VX2 (ECL 110) ......................................................................................................................................................................................... 20
12.2 Akva Lux II VX2-E (ECL 310/A266) ......................................................................................................................................................................... 22
12.3 Akva Lux II VX3 (ECL210/A260) .............................................................................................................................................................................. 25
12.4 Akva Lux II VX3-E (ECL310/A376) .......................................................................................................................................................................... 28
13.0 Circulation pumps - Heating ............................................................................................................................................................................................. 32
14.0 Circulation pumps - Domestic hot water ..................................................................................................................................................................... 33
14.1 Wilo-Stratos ECO-Z (Circulation set 810.441) .................................................................................................................................................... 33
14.2 Wilo-Star-Z NOVA (Circulation set 810.443) ...................................................................................................................................................... 33
15.0 Maintenance ........................................................................................................................................................................................................................... 34
15.1 Maintenance plan (recommendations) .............................................................................................................................................................. 35
16.0 Troubleshooting .................................................................................................................................................................................................................... 36
16.1 Troubleshooting - Heating ...................................................................................................................................................................................... 36
16.2 Troubleshooting - Domestic hot water ............................................................................................................................................................... 38
17.0 EC-Declaration of Conformity .......................................................................................................................................................................................... 40
2
DKDHR
Akva Lux II VX substations
Akva Lux II VX2-E
VI.GP.V2.02
Akva Lux II VX3 Akva Lux II VX3-E
Danfoss District Energy