Troubleshooting 9
0020131978_00 VRT 350f Installation instructions
27
9
Troubleshooting
9.1
Error messages
If a fault occurs in the heating system, an error message will appear in the controller display instead of the basic display.
You can access the basic display again by pressing function key "
Back
".
You can also read all current error messages under the following menu point:
Menu
→
Information
→
System status
→
Status
[Fault]
–
If there is a fault, the status "
Fault
" is displayed. In this case, the right-hand selector button has the function
Display
.
Press the right-hand selector button to display a list of fault messages.
Note
Not all error messages in the list appear automatically on the display.
Display
Meaning
Connected devices
Cause
Heat generator fault 1
Heat generator fault 1
Heat generator 1
See instructions, heat gener-
ator 1
0 Communication fault heat
generator
Connection fault, heat gener-
ator 1
Heat generator 1
Cable defective, plug connec-
tion not correct
No RF connection
Fault, RF connection between
radio controller and radio re-
ceiver unit
Radio controller
Radio receiver unit
Installation site unsuitable,
controller defective, radio
receiver unit defective
Change batteries
Radio controller fault
Radio controller
Batteries in radio controller
almost out of power
Summary of Contents for VRT 350f
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