Staircase control unit THZ
48
Help for problems
6.2.2 Error messages
Current active error messages are displayed cyclically (10 sec.). LED 5 (
*
) flashes rapidly (10 times per second), LED
1 to LED 4 display the error numbers in accordance with the error table.
Control error messages
No.
5
4
3
2
1 Error
01
*
○ ○ ○ ●
Fault battery flat
02
*
○ ○ ● ○
Fault motor line
03
*
○ ○ ● ●
Fault battery missing or fuse F1 defective
04
*
○ ● ○ ○
Fault charge controller defective
05
*
○ ● ○ ●
Internal system error
06
*
○ ● ● ○
Wire break/short-circuit RWA switch, alarm button
07
*
○ ● ● ●
Wire break RWA switch, CLOSE/RESET button
08
*
● ○ ○ ○
Wire break/short-circuit smoke detector
09
*
● ○ ○ ●
Wire break/short-circuit external alarm (BMZ)
10
*
● ○ ● ○
Power failure
7
Help for problems
Problem
Cause
Measure
Fault LED at the RWA switch lights up
or flashes yellow.
Fault
X
Contact a specialist authorised by
GEZE.
Fault LED at the RWA switch flashes
yellow/briefly (0.1 s).
Power failure
X
Have the power supply to the RWA
emergency power supply unit
checked by a qualified electrician.
X
If necessary, replace the fuse.
X
In case of faults despite an intact
power supply, contact a specialist
authorised by GEZE.
Pressing the vent switch does not
move the windows.
Power failure or other fault
X
Check whether the fault LED at the
RWA switch flashes or lights up
(measures, see above).
Rain/wind control active
The windows cannot be reopened un-
til the rain and wind have diminished.
Windows can only be opened partially. Opening width restriction active
If the windows often have to be
opened wider than the presetting:
X
Have the opening width restriction
adjusted.
