W3.260419
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Installation, operation and maintenance instructions
for design engineers, installation engineers and service personnel
Contents
2
Important information ............................................. 3
1. General Description .............................................. 4
1.1 Enclosure .........................................................................4
1.2 Fans ................................................................................. 4
1.3 Filter ................................................................................4
1.4 Heat exchanger ................................................................4
1.5 Temperature ....................................................................4
1.6 Protective functions .........................................................5
2. Installation ............................................................. 6
2.1 Ventilation unit installation site ........................................6
2.1.1 Wall mounting .............................................................. 6
2.1.2 Ceiling mounting ..........................................................6
2.2 Condensate discharge ......................................................7
2.3 Ducts ...............................................................................8
2.4 Sealing around duct penetration collars ...........................8
2.5 Electric and control cables ................................................ 9
2.6 Bypass for kitchen ............................................................ 9
2.7 Installation of the Smart control panel ............................10
2.8 Connecting water pipes in the Econo model ..................10
3. Commissioning .................................................... 11
3.1 Air flows ........................................................................11
3.1.1 Setting the basic air flows ...........................................11
3.1.2 Travelling ....................................................................11
3.1.3 Maximum automatic boost .........................................11
3.2 Commissioning external equipment ...............................11
3.2.1 Digital switch input (DI) ............................................... 12
3.2.2 Control inputs (AI) ......................................................12
3.2.3 Relay outputs (DO) ...................................................... 12
3.2.4 Control outputs (SEC/SEM – AO4) ...............................12
3.3 Smart functions .............................................................13
3.3.1 Shortcuts ....................................................................13
3.3.2 Summer mode ............................................................13
3.3.3 Cooker hood function .................................................13
3.3.4 Central vacuum function .............................................14
3.3.5 Fireplace function .......................................................14
3.3.6 Automatic Home/Away/Boost system .......................... 14
3.3.7 Automatic humidity system ......................................... 14
3.3.8 Automatic air quality control ....................................... 15
3.3.9 Temperature boost ...................................................... 15
3.4 Heating/cooling .............................................................16
3.5 Anti-frost protection ......................................................16
3.6 Restoring factory settings ............................................... 16
3.7 Changing the service code .............................................16
3.8 Use ................................................................................16
4. Service .................................................................. 18
4.1 Service reminder ............................................................18
4.2 Opening the ventilation unit ..........................................18
4.3 Filter ..............................................................................18
4.4 Heat exchanger ..............................................................18
4.5 Fans ............................................................................... 18
4.6 Other servicing ...............................................................18
5. Alarms and Troubleshooting .............................. 20
5.1 Alarm, cooker hood .......................................................20
5.2 Alarm, control panel ......................................................20
5.3 Troubleshooting .............................................................20
6. List of components ............................................. 22
7. Technical data ...................................................... 23
7.1 Fan outputs (EN 13141-4) ..............................................23
7.1.1 W3 .............................................................................23
7.1.2 W3 Econo ................................................................... 23
7.2 Outputs of the components ...........................................24
7.3 Acoustic data ................................................................. 24
7.4 Econo, pressure loss in water-heated air heaters .............26
7.5 Econo, sizing of the water-heated air heater ..................26
7.6 Electrical wiring diagram ................................................27
7.6.1 W3 .............................................................................27
7.6.2 Control functions with accessories ..............................28
7.7 Control diagram ............................................................30
7.7.1 W3 .............................................................................30
7.7.2 W3 Econo ................................................................... 31
7.8 Dimensions ....................................................................32
7.9 Weights .........................................................................32
7.10 Ventilation unit codes ..................................................33
7.11 Accessories for installation ...........................................33
8. Commissioning form ........................................... 34
Warranty Conditions .............................................. 35
EC Declaration of Conformity ................................ 36
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