EN-29T100 R
Error State Diagnosed cause
F24 No response to start
command
No connection to the DES. Check
motor connection cable and DES.
F25 No response Internal test or membrane keypad
erroneous. Exchange membrane
keypad or control.
F26 No response Internal test external button /
switch failed.
F27 Drive blocked Check door mechanics / check
phases, motor connection cable.
F28 No response to start
command
Voltage supply error. Check
mains connection. Check peri-
pherals for short circuit.
F29 Motor rotates in incor-
rect direction.
Mains phases have been inver-
ted. Correct or re-adjust.
F30 Door only runs in
dead man mode for
closing
Return from pulsed operation to
dead man mode. Check closing
edge safety device and photo-
electric sensor.
F31 Door neither opens
nor closes
Button actuated. Continuous
pulse pending. Check external
control devices (J1).
F34 Door neither opens
nor closes
Duty cycle exceeded. Wait and let
motor cool down.
F35 Door neither opens
nor closes
Speed monitor has tripped.
Check drive settings.
F40 Extended control
does not respond
24V failed. Check connections
on extended control.
F41 Extended control
does not respond
Error occurred during self-testing.
Replace extended control.
F42 Extended control
does not respond
Error occurred during self-testing.
Replace extended control.
F43 Extended control
does not respond
No connection.
F45 RadioBand, wireless
closing edge
Module is not available, attach.
F46 RadioBand, wireless
closing edge
Replace battery.
F71 Door neither opens
nor closes. Erroneous
wicket door contact.
Check contact resistances. Check
assembly of the wicket door con-
tact. Open and close wicket door,
check assembly.
F72 Door neither opens
nor closes
Short circuit detected in the safety
circuit wicket door contact / slack
rope switch J4.1/2. Check cables
for short circuit, eliminate short
circuit.
F73 Door neither opens
nor closes. Testing of
inputJ4.1/2 failed
Switch control on and off. If ne-
cessary, replace control.
F74 Door neither opens
nor closes. Testing of
inputJ4.3/4 failed
Switch control on and off. If ne-
cessary, replace control.
F75 Door neither opens
nor closes. Output
voltageJ4 erroneous
Switch control on and off. Check
closing edge safety device, door
connection box for short circuit.
Check terminal assignment.
F76 Door neither opens
nor closes. Invalid
sensors J4.1/2 detec-
ted
Check resistors. Check sensors.
F77 Door neither opens
nor closes. Invalid
sensors J4.3/4 detec-
ted
Check resistors. Check sensors.
Error State Diagnosed cause
F78 Drive blocks in end
position CLOSE
Check spring tension, check door
mechanics, check CLOSE end
position.
L The access to the
menu was inhibited
by the authorized
specialist dealer.
Contact specialist dealer. Menu
can only be unlocked by means
of the service tool.
Lo Control has been in-
hibited.
Contact specialist dealer. Menu
can only be unlocked by means
of the service tool.
U The access to the
menu was unlocked
by the authorized
specialist dealer.
If the safety circuit is
interrupted, the warn-
ing indicator is illu-
minated, see
troubleshooting.
9 Maintenance
Tasks to be performed before starting maintenance
DANGER
Hazardous voltage!
Fatal electric shock when touching live parts. Ob-
serve the following safety rules when working on
the electrical system:
• Disconnect from the mains.
• Secure against inadvertent switch-on.
• Verify de-energised state.
• Work on the electrical system may only be
performed by skilled electricians or instruc-
ted persons working under the direction and
supervision of a skilled electrician in accord-
ance with the electrotechnical rules and dir-
ectives.
NOTICE
NOTICE
For your safety, we recommend that the door
system be checked before initial use and as
needed – at least once a year – in accordance
with the check list in the Inspection chapter. The
check can be carried out by a person with the
corresponding qualification certificate or by a
specialist company.
10 Disassembly
Disassembly is carried out in reverse order of the assembly in-
structions in the Installation chapter.
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