Danfoss Termix VVX-I-R FI - 7 Series User Manual

2 | © Danfoss | 2021.06 LGB40450
Termix VVX-I-R FI - 7 Series DS fully insulated
Table of contents
Introduction..................................................................... 3
Warranty and product liability ...................................... 3
Glossary of technical terms ............................................ 4
Key to symbols ................................................................. 4
Materials .......................................................................... 4
Unit label .......................................................................... 5
Functional specification ................................................. 6
Personal protective equipment ...........................................................6
Warning of dangerous situations that can arise with reasonably
foreseeable misuse ...................................................................................6
Safety notes ..................................................................... 7
Handling, transport and storage ................................... 8
Handling .......................................................................................................8
Transport and storage .............................................................................8
Assembly, installation and commissioning .................. 8
Unpacking and preparation ..................................................................8
Lifting instructions ...................................................................................9
Dismantling the insulation front .......................................................10
Mounting and installation ...................................................................11
Commissioning ........................................................................................ 11
Design .........................................................................................................12
Schematic description - Termix VVX-I-R FI RAD ..........................13
Schematic description - Termix VVX-I-R FI UFH ...........................14
Electrical connections and wiring ....................................................15
Wiring diagram - radiator heating ....................................................16
Wiring diagram - underfloor heating ..............................................16
Fitting of energy meter .........................................................................17
Filling of the primary heating system .............................................18
Filling of the secondary heating system ........................................19
Start-up ...................................................................................................... 20
Underfloor heating ............................................................................... 20
Operating Guide - Components ................................... 21
Heating controls ............................................................ 21
Thermoactuators ....................................................................................21
RAVK controller (35-75 °C) ....................................................................21
Differential pressure controller ......................................................... 22
Circulator pump UPM3 ........................................................................ 22
Grundfos UPM3 AUTO instructions ................................................. 23
IMIT Thermostat ......................................................................................24
Safety valve ...............................................................................................24
Waste adaptor ..........................................................................................24
DHW Temperature control ........................................... 25
Pressure absorber .................................................................................. 25
DHW Re-circulation ............................................................................... 25
Maintenance .................................................................. 27
Trou ble shoo ting ............................................................ 28
Troub leshooting ..................................................................................... 29
Deactivation and dismantling .....................................30
Disp osal .......................................................................... 30
Declaration of conformity ............................................ 31
Pre hand over check list ................................................ 32

Danfoss Termix VVX-I-R FI - 7 Series Specifications

General

Brand	Danfoss
Model	Termix VVX-I-R FI - 7 Series
Category	Control Systems
Language	English