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Beschikbare talen
8. TROUBLESHOOTING
Before performing and operations and working on the electronic equipment make sure that the power
DANGER
supply has been disconnected
The following instructions are for qualified and authorised personnel only. Specific laws and standards
WARNING
must always be complied with even when not expressly indicated.
For repair work or replacements, use only original Ditec spare parts.
COMMAND
Any command with the
curtain in any position
Opening command with
curtain closed
Closing command with
curtain open
Stop activated during
an operation
Activation of a safety
device during closing
Automatic closure
activated with curtain
open
During an operation
NB: for diagnostics specifically for the inverter panel 52E, also see page 37
PROBLEM
The curtain and the
motor do not move
The motor does not
move
The motor does not
move
The motor does not
stop
The motor stops late
Door movement is not
reversed
The door does not close
automatically after the
time set with TC
The curtain does not
stop correctly at the limit
switch
CHECK
• STOP activated ("Stop" LED on push-button panel permanently on)
• Motor with thermal switch activated
• Manual operation safety micro activated
• One of the power devices faulty (control panel, motor, motor
connection cable)
• Opening command not connected correctly or faulty
(commands 1 - 3)
• Closing command always activated or short-circuited
• Closing command not connected correctly or faulty
(commands 1 - 4)
• Safety device activated (Stop button LED flashing)
• Opening command always activated or short-circuited
• Failed safety device autotest (Stop LED on push-button panel
OFF)
• Stop command not working or incorrectly connected (Stop
LED on push-button panel does not come on)
• Motor brake worn or faulty
• Safety device faulty or not connected correctly
• Check earth connections.
• Check photocell bypass position.
• Automatic closure not enabled correctly
• Opening command always activated or short-circuited
• Failed safety device autotest
• Check motor brake
• Check connection of encoder magnet to the motor shaft
- 43 -
EN
0DT872 01-12-2021
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