167
Switch on Warnfix
(Warnfix is automatically switched on when the platform is opened, left and right lights
are switched in parallel)
Fault Possible cause Remedy
Warning light does not
flash
Short-circuit in lamp or cabling Repair short-circuit
Lamp defective Replace
Close
(platform closes)
Fault Possible cause Remedy
Platform does not
close at all or only on
one side
Emergency control of tilt cyl-
inder activated or both acti-
vated.
Screw out knurled screws of sole-
noid valves
Platform does not
close
Pushbutton defective
Check contacts in operating ele-
ment according to circuit diagram
using test lamp
PC board does not deliver out-
put at J 1/3 or J 43/93
Check PC board according to cir-
cuit diagram at plug J 1/3 and 43/93
with test lamp
Motor contactor or valve S 7 in
unit do not switch on
Check with test lamp
Initiator B 25 defective
Check with test lamp according to
circuit diagram, replace if required
Betriebsanleitung_Hubladebuehnen_EN.book Seite 167 Donnerstag, 15. August 2019 4:04 16
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