Dorma ES 90 Manuale - Pagina 11
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DORMA
•
-_-_-E_S_9~O/~lO~O
Troubleshooting
See also Commissioning
In the event of faults during start-up or operation,
Mains power available?
Emergency stop pushbutton unlatched?
Program switch in the correct position?
Light barrier transmission
Door obstructed?
Door panels easy to move (counter-roliers,
Fuse OK?
All external activators,
All plugged connections
A\
For connection of the interconnecting
ill
screw in a counter-clockwise
For installation
work, remove plugs 11/12113
If the fault should not be remedied
are provided
by the diagnostics
the following
table.
---
Fault
Door operates jerkily and in an
uncontrolled
manner.
After the "4-hourly
self-test",
door remains stationary
OPEN - posltion.
(only in the case of control
with an expansion
module)
Door remains open in all program
switch settings
Door does not open in the program
switch settings
"EXIT ONLY" and
'PARTIAL
OPENING".
Door will not open in program switch
setting 'AUTOMATIC"
"PERMANENT
OPEN"
Door opens in program switch
setting "OFF"
Door stays open
(Servicedisplay
is off)
&,
*
Response of control units in the event of a short circuit.
•
The 24V power supply for radar detectors,
are of short-circuit-proof
In the event of a short circuit,
display is extinguished.
switch on again! Remove pains plug, wait approx. 3 seconds and then re-insert mains plug.
I
I
Adjustment
Functional
testing.
first check the following
paths clear and light barriers clean?
floor guides)?
emergency stop switches,
firmly
in place?
cable, completely open the corresponding terminal by unwinding the
direction.
Insert the wire and tighten the screw.
in order to disconnect
by any of the above, use the hand terminal
display on the expansion module and the information
Possible cause
Plug connectors
Cable on incremental
Incremental
encoder mode: on
motorlreturn
pulley
the
Back-up battery not fully recharged,
or now spent
in
units
Light barriers (LS)
Emergency stop switch
Activator internal/external
Emergency stop switch
and
Short~circuit"
electro. mechanical
design.
the power supply unit interrupts
After rectification
of the short circuit,
t?J
1
points;
program switches and locks correctly
the control unit.
(HO) for fault analysis. Further aids
Correctly fit the plug connectors
encoder
swap over the wires.
Check the incremental
mode with the HT.
0""'
on motor
1 ""' on the return pulley
Check back-up
Check operating
Change back-up battery:
Check light barrier function
observing the LEOs on EM 4 and HT
Jumper the inputs at the connector.
If this rectifies
emergency stop switch and replace
as necessary; test with HT.
Remove connector
jumper input.
fault, check the 24V power supply.
If also OK, check the activator
replace as necessary.
Jumper inputs at the connector.
this rectifies
emergency stop switch
Adjust or replace program switch.
Disconnect
power and conned
approx 3 seconds.
locks and the motor connection
all secondary voltages and the operating
the power supply unit does not automatically
~
wired?
for fault rectification
given in
Remedy
or
~~
encoder
battery voltage.
hours with HT.
by
the fault, check the
for activator,
and
If this rectifies
the
and
If
the fault, replace the
control unit from mains
it again after
status
DORMA