In case there is obstacle dropped inside the mast
Carriage tryes to go to home position but cant reach the limiter
(after couple seconds of trying, OLF- fault message can appear to inverter U2 display)
Reseting of machine is not possible Machine does not start
Doing the film reel change is not possible
You cant remove the obstacle, because it is under the carriage
Carriage UP manual drive
Manual drive of U2:
ÆConnect LI2 and +15V together
using isolated jumping wire
ÆCarriage starts to move upwards
ÆKeep jumping wire connected
untill carriage is up enough that you
can remove the obstacle
ÆReset the machine
LI1 LI2 LI3 LI4
+15V
26
TROUBLESHOOTING INSTRUCTIONS
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