Technical data

2
remeha W40/60-m ECO
CONTENTS
Preface 4
1. General description of the boiler 4
2. Construction 4
3. Technical data and dimensions 5
3.1 Dimensions 5
3.2 Technical data 6
3.3 Delivery package 6
4. Efficiency information 7
4.1 Annual efficiency 7
4.2 Heat to water efficiency 7
5. Installation applications 7
5.1 General 7
5.1.1 Installation of single boilers 7
5.1.2 Installation of multiple boilers 8
6. Boiler layout 9
6.1 Equipment diagram 9
6.2 Operating principle 10
6.3 Control panel 10
6.4 Control system 11
6.4.1 General 11
6.4.2 Operating mode 12
6.4.3 Setting mode (with dot) 13
6.4.4 Read-out mode (with blinking dot) 14
6.4.5 Forced 'HIGH' mode 14
6.4.6 Forced 'LOW' mode 14
6.4.7 Speed mode (half digits) 14
6.4.8 Failure mode (blinking 'code' display)15
6.4.9 Service code 15
6.4.10 User settings 16
7. Installation instructions 17
7.1 General 17
7.2 Location 17
7.3 Dimensions of wall mounting bracket 17
7.4 Ventilation requirements 18
7.5 Flue gas discharge and air supply 19
7.5.1 General 19
7.5.2 Single boiler,
non room sealed applications 20
7.5.3 Single boiler,
room sealed applications 21
7.5.4 Cascade configurations 21
7.6 Installation details 22
7.6.1 Condensate discharge 22
7.6.2 Cold feed and expansion tank
height for open vented systems 22
7.6.3 Water treatment 22
7.6.4 Safety valve 23
7.6.5 Circulation pump 23
7.7 D.H.W. application 23
7.7.1 D.H.W. control 23
7.7.2 Schematic sketch of connections 24