Thermia Legend Installation Guide

Table of Contents
1 About the document .............................................................. 5
1.1 About the document ........................................................... 5
1.2 Important information .......................................................... 5
2 Refrigerant general ............................................................... 6
2.1 Refrigerant ................................................................. 6
2.1.1 Refrigerant: Additional precautions for Legend with R452B refrigerant ........................... 6
2.1.2 Refrigerant: General ........................................................... 6
3 General product information ........................................................ 8
3.1 Scrapping .................................................................. 8
3.2 Water quality ................................................................ 8
3.3 Maximum length of collectors ..................................................... 9
3.4 Overview image .............................................................. 10
4 Heat pump data, dimensions and connections ............................................ 11
4.1 Legend .................................................................... 11
4.2 Legend Duo ................................................................ 12
4.3 Delivery contents ............................................................. 13
5 Transportation, space requirement and recommended location ................................ 14
5.1 Transportation ............................................................... 14
5.2 Space requirement and recommended location ......................................... 15
6 Heating and hot water connections .................................................... 17
6.1 Legend ................................................................... 17
6.2 MBH 200, & Legend ............................................................ 18
7 Connection, brine ................................................................ 19
7.1 Brine connection, alternatives ..................................................... 19
7.2 General information for brine connection ............................................. 20
7.3 Alternative 1 (left) ............................................................. 21
7.4 Alternative 2 (right) ............................................................ 22
7.5 Alternative 3 (top) ............................................................. 23
8 Sensors and power supply .......................................................... 24
8.1 Sensors and power supply ....................................................... 24
8.2 Outdoor sensor .............................................................. 25
8.3 Tap water for Legend Duo ....................................................... 25
8.4 Power supply 400V version ....................................................... 26
8.5 Power supply 230V ............................................................ 26
8.6 Fuse sizes 400V .............................................................. 27
8.7 Fuse sizes 230V .............................................................. 28
9 Filling and bleeding .............................................................. 29
9.1 Filling and bleeding the brine circuit ................................................. 29
10 Commissioning .................................................................. 30
10.1 Commissioning .............................................................. 30
10.1.1Display description, general ...................................................... 30
10.1.2Select language .............................................................. 30
10.1.3Service menu ................................................................ 30
10.1.4Auxiliary heater .............................................................. 31
10.1.5Floor heating or radiator system .................................................... 31
10.1.6Heating settings, general ........................................................ 32
10.1.7Adjusting the heat curve ........................................................ 33
10.1.8Description of settings .......................................................... 33
10.1.9Adjusting the indoor temperature - Heat settings ........................................ 34
10.1.1
0
Brine monitoring .............................................................
35
10.1.1
1
Activate manual test ...........................................................
36
10.1.1
2
Selecting operating mode .......................................................
36
10.1.1
3
Symbol description ............................................................
37
Installation Guide Thermia Legend
Thermia AB BWLE01IG0102
3

Thermia Legend Specifications

General

Brand	Thermia
Model	Legend
Category	Heat Pump
Language	English