Start-up / Operation
Adjustment system - Installation Instructions
Page 43
7.6.1
Fault and Operational Messages
7.6.1.1
Manual Switch Error Messages
All errors are displayed on the manual switch with fault or operating messages as error codes.
3-digit LCD (pro-
grammable manual
switch)
Signal tone (simple
manual switch)
Meaning
A64
Continuous during
operation command
Compulsory reset block run must be carried
out
A65
2x
Childproof lock is active
AC9
1x
Time limit restriction has been achieved
(2 min / 10% operation; 18 min / 90% break)
AD7
10x
Overcurrent / short circuit of the lifting ele-
ments
A6F
Drive monitor pulse difference (load differ-
ences) of the lifting elements is too large
Table 10 Error and status codes
7.6.1.2
Important Display Codes and their Meanings
Compulsory reset
The Height Adjustment System is not properly initialized during startup or is disconnected from the
main power during the run or the difference in height of the lifting elements is too large due to
improper operation.
Indicator: Drive commands are rejected during a keystroke with signal tone, error code A64 in
manual switch display.
Solution: Ensure correct connection of the lifting elements and the power grid cable to the
controller, check whether the mechanism is not too stiff or jammed.
Perform reset drive (block drive):
Press both direction keys and hold, until the drive arrives at the lower mechanical end position.
(Controller acknowledges successful reset with signal tone)
