Maico WS 170 L, Manual, Page: 41 / 122

Table of contents
│
UK
39
Table of contents
1. General notes ........................................ 40
1.1 Installation staff ............................... 40
1.2 Symbols used ................................. 40
2. Product information ................................ 40
2.1 WS 170 units ................................... 40
2.2 System overview ............................. 40
2.3 Controls, sensors ............................ 41
2.4 Intended use ................................... 42
2.5 Foreseeable cases of misuse .......... 42
3. Safety instructions .................................. 42
3.1 General ........................................... 42
3.2 Installation, connection .................... 43
3.3 Cleaning, maintenance ................... 43
3.4 Regulations for operation with
fireplaces .............................................. 43
4. System components .............................. 44
4.1 Ventilation unit ................................ 44
4.2 Room air controls ............................ 45
4.3 CO
2
sensor (SKD) / VOC sensor..... 45
4.4 Hygrostat with potential-free contact . 46
4.5 External operating display ............... 46
4.6 Differential pressure controller ........ 46
4.7 NTC 15 supply air temperature sensor46
4.8 Hydraulic reheating register ............ 46
4.9 Frost protection heating register ...... 46
4.10 Earth heat exchanger .................... 46
4.11 KNX/EIB bus components ............. 46
4.12 Bypass .......................................... 47
5. Installation preparations ......................... 47
5.1 Transport ........................................ 47
5.2 Requirements at the installation site 47
6. Installation .............................................. 47
6.1 Procedure ....................................... 47
6.2 Installation of ventilation unit ........... 47
6.3 Sound insulation ............................. 49
6.4 Condensate drain ............................ 49
6.5 Ventilation channels ........................ 50
6.6 Connections and dimensions .......... 52
6.7 Electrical connection ........................ 53
6.8 Connection option 1: RLS 1 WR ...... 56
6.9 Connection option 2: RLS D1 WR .... 57
6.10 Connection option 3 with
external operating display ...................... 58
6.11 Connection option 4 with
CO
2
or VOC sensor ............................... 59
6.12 Connection option 5 with
hygrostat with potential-free contact ...... 60
6.13 Connection option 6 with
differential pressure controller .................. 61
6.14 Connection option 7 with
supply air temp. sensor (NTC 15) .......... 62
7. Start-up ................................................... 63
7.1 Before start-up ................................. 63
7.2 Adjusting ventilation system ............. 63
7.3 Ventilation levels factory setting ....... 64
7.4 Volumetric flow setting with
voltmeter ................................................ 64
8. Accessories ............................................ 65
9. Faults, messages .................................... 66
9.1 RLS 1 WR room air control .............. 66
9.2 RLS D1 WR room air control............ 66
9.3 Fan failure with RLS 1 WR ............... 66
10. Technical data ...................................... 68
11. Disposal ................................................ 69
12. Appendix ............................................... 69
12.1 Wiring diagram standard unit ......... 70
12.2 Wiring diagram comfort unit ........... 72
12.3 KNX bus concept ........................... 74
Product fiches ........................................... 115
Acknowledgements: © Maico Elektroapparate-
Fabrik GmbH. English translation from the original
German Operating Instructions. We cannot be held
responsible for mistakes or printing errors and retain
the right to make technical modifications without giving
prior notice
.
The brands, brand names and protected
trade marks that are referred to in this document
refer to their owners or their products.