© 1999 ELKA-Torantriebe GmbH & Co. Betriebs KG page ES 25, ES 30, ES 40
8
6.3.
Fault finding continued
Symptom Possible cause Possible solution
Delay before opening. 4 sec. warning is active. Operating mode switch 2 off
Delay before closing. 4 sec. warning is active. Operating mode switch 3 off
The barrier does the following when it hits an obstacle ...
...switches off. Reversing isn’t activated Operating mode switch 5 off
...tries to carry on closing Torque setting is false. Adjust it.
The boom isn’t vertical when the barrier is open ...
The green LED SEA is out. Limit switch ‘open’ maladjusted, but still
switches.
Re-adjust it and the appropriate
mechanical stopper.
The green LED SEA is lit. The red
diagnostic LED flashes twice then
a break.
a) Faulty limit switch ‘open’. Replace it.
b) The limit switch ‘open’ is
maladjusted and doesn’t switch.
Re-adjust it and the appropriate
mechanical stopper.
The boom isn’t horizontal when the barrier is closed ...
The green LED SEZ is out. Limit switch ‘closed’ maladjusted, but
still switches.
Re-adjust it and the appropriate
mechanical stopper.
The green LED SEZ is lit. The red
diagnostic LED flashes three times
then a break.
a) Faulty limit switch ‘closed’. Replace it.
b) The limit switch ‘closed’ is
maladjusted and doesn’t switch.
Re-adjust it and the appropriate
mechanical stopper.
The red diagnostic LED flashes the error code continuously until the fault is eliminated. After
eliminating the fault the LED flashes until the barrier has completed one duty cycle and then goes out if
all functions are correct.
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