
5 Operating and display functions
26
Operating instructions VRT 350 0020135485_00
Caution!
Risk of damage to the heating in-
stallation due to failure to perform
troubleshooting work.
A fault message indicates that the skilled
tradesman must perform troubleshooting
or repair work on the heating installation.
Failure to observe these fault messages
could lead to material damage or failure of
the heating installation.
▶
If the controller displays a fault mes-
sage, inform a skilled tradesman.
Heat Generator 1 fault
Back
!
Image 5.5: Example of an fault message
If the controller shows a fault message in the display in-
stead of the basic display and you press the left-hand se-
lector button «Back» then the basic display appears again.
You can also read current fault messages under "Menu
→
Information
→
System status
→
Status". As soon as a fault
message for the heating system appears, the «Status» set-
ting level will display «Fault». In this case, the right function
key has the function «Display».
Содержание VRT 350
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