Trouble-Shooting; Possible Cause - G-U ELTRAL K35 Synchro Montage- Und Bedienungsanleitung

Assembly and operating instructions
ELTRAL K35 | ELTRAL K35 Synchro
Chain drive

12 Trouble-shooting

Installers or end users are not capable of repairing motors professionally and therefore must not
do so themselves. Professional repairs can only be carried out by the manufacturer. If you open
the motor or manipulate it in any way, the warranty shall be null and void.
Therefore you should replace a faulty motor or have it repaired
º œ
If the motor stops running, check whether the limit position switch has been activated.
º œ
In case any problems arise while installing or operating the drive, please consult the following
trouble-shooting table:
Trouble
Drive not functioning
Despite being set
correctly, the drive is
not locating the limit
switch.
Drive(s) not
functioning
• Blue LED* flashes
"1x - pause..."
• Blue LED* flashes
"2x - pause..."
• Blue LED* flashes
permanently
* The blue LED is located in the opening of the housing together with the DIP switches
If the motor does not respond to actuation by wall switch, have the power supply checked by a
qualified electrician.
34

Possible cause

• No electric energy is being
supplied to the power supply
unit.
• Connecting cable unplugged
or wire(s) loose.
• The power supply unit is not
supplying the required voltage
(24 V).
• Power supply unit in the drive
damaged not providing low
voltage.
• Programming has not been
carried out correctly.
• Failure or interruption of the
electric DIP switch contact.
• Overload of the motor from an
obstacle
• Communication error of the
Synchro drives
• General error
Check the residual-current
º œ
circuit-breaker or safety
switch.
Check all electrical connec-
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tions of the drive.
Replace the power supply
º œ
unit.
Replace the drive.
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Programme the DIP switch
º œ
again.
Replace the drive.
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Remove the
º œ
obstacle
Check the cable connec-
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tion between the drives
Check the position of the
º œ
DIP switch
Carry out a complete
º œ
reset of the drives (see
Page 31)