Viessmann OpenTherm - Page 8

8
Locking out controls (key lock)............................................................................. 29
■ Temporarily interrupting or unlocking key lock.................................................. 29
Changing the display format of fault messages................................................... 29
Returning all settings to their delivered condition................................................. 29
Checks
Checking information............................................................................................ 30
What to do if...
Rooms are too cold.............................................................................................. 31
Rooms are too hot................................................................................................ 31
Carrying out a reset.............................................................................................. 32
Maintenance
Cleaning............................................................................................................... 33
Appendix
Menu structure in setting mode (MODE).............................................................. 34
Menu structure in settings.................................................................................... 34
Keyword index.................................................................................................... 36
Index
Index
(cont.)
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