Table of contents
10/2015 II Training 0020228700_00
5.1.4 Installing and connecting the VR 71 module ................................................ 89
5.2 Start-up ........................................................................................................ 91
5.2.1 Settings in the Installation assistant ............................................................. 91
5.2.2 Settings matrix: System diagram and configuration for the VR 70, VR 71 ... 92
5.2.3 Settings and displays/indicators on the VR 91 ............................................. 93
6 Maintenance/troubleshooting ................................................................... 97
6.1 Maintenance messages ............................................................................... 97
6.2 Fault messages ............................................................................................ 98
6.3 Sensor values ............................................................................................ 100
6.4 Additional troubleshooting information ....................................................... 101
6.4.1 Power supply for the VR 70, VR 71 ........................................................... 101
6.4.2 Checking the eBUS power supply ............................................................. 101
6.4.3 Faulty eBUS communication ...................................................................... 101
6.4.4 No display, VRC 700 (built into the electronics box) not working ............... 101
6.4.5 Blank display (controller in living room) ..................................................... 101
7 Appendix ................................................................................................... 102
7.1 Knowledge check ....................................................................................... 102
7.2 Checklist .................................................................................................... 104
7.3 Energy-saving tips ..................................................................................... 105
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