Troubleshooting - DITEC Entrematic LOGICM Installation Manual

8. Troubleshooting

Problem
Automation does not open or close.
Automation opens but does not close.
External safety devices not activating.
Possible causes
No power.
(POWER led off).
Short circuited accessories.
(POWER led off).
Blown line fuse.
(POWER led off).
Safety contacts are open.
(SA led on).
Safety contacts not correctly connected or
self-controlled safety edge SOFA1-SOFA2 not
functioning correctly.
(SA led flashing).
Release microswitch open (if installed).
The motor thermal overload switch is open.
Safety contacts are open.
(SA led on).
Safety contacts not correctly connected or
self-controlled safety edge SOFA1-SOFA2 not
functioning correctly.
(SA led flashing).
Photocells activated.
(SA led on).
The automatic closing does not work.
Incorrect connections between the photocells
and the control panel.
10
Remedy
Check that the control panel is powered cor-
rectly.
Disconnect all accessories from terminals 0-1
(voltage must be 24 V=) and reconnect one at
a time.
Replace fuse.
Check that the safety contacts are closed cor-
rectly (N.C.).
Check connections to terminals 6-7-8 on control
panel and connections to the self-controlled
safety edge SOFA1-SOFA2.
Check that the hatch is closed correctly and the
microswitch makes contact.
Check for continuity between the phases of the
motors disconnected from the control panel.
Check that the safety contacts are closed cor-
rectly (N.C.).
Check connections to terminals 6-7-8 on control
panel and connections to the self-controlled
safety edge SOFA1-SOFA2.
Check that the photocells are clean and opera-
ting correctly.
Check that contact 1-2 is closed.
Connect NC safety devices together in series
and remove any bridges on the control panel
terminal board.