444 9160 / 444 9180 / 442 9020
E 219 GB - Issue 1
3 8
The following errors /faults can only be solved by specialised service personnel:
Error
code
Error
Cause of Error
Solution
31
Difference between main
column and opposite
column is bigger than
50 mm.
Potentiometer error,
broken cable,
toothed belt broken,
nut broken.
Exchange the potentiometer on the
main column or on the opposite
column. Check the mechanics/
potentiometer drive. Only to be dealt
with by trained service staff.
40 -
59
Potentiometer error in the
opposite column.
Wire is broken, short
circuit of
potentiometer,
defective in the
feeder cable to the
potentiometer.
Exchange the potentiometer on the
opposite column; check the
mechanics/ potentiometer drive.
Only to be dealt with by trained
service staff.
60 -
79
Potentiometer error in the
main column.
Wire is broken, short
circuit of
potentiometer,
defective in the
feeder cable to the
potentiometer.
Exchange the potentiometer on the
main column; check the mechanics/
potentiometer drive.
Only to be dealt with by trained
service staff.
81 The
length
measuring
system on the control
platform is defective.
Electronics error
Exchange the platform.
82
Automatic monitoring of
the control platform is
defective.
Electronics error
Exchange the platform.
83
Program error in the
control.
Electronics error
Exchange the platform.
Summary of Contents for 442 9020
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Page 17: ...444 9160 444 9180 442 9020 17 E 219 GB Issue 1 Lifting arms for type 442 9020 ...
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Page 42: ...444 9160 444 9180 442 9020 E 219 GB Issue 1 42 13 Electrical diagrams ...
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