Malfunctions during crane operation
14.4 Troubleshooting
14 - 34 3 112 993 en Operating manual GMK 6400
12.07.2013
14.4.14 Malfunctions on the CraneSTAR system
ECOS displays only one error message when the connection between the
crane control and the
TCU control unit is disconnected. The lamps (1) and
(2) light up and the
Errors submenu shows the error code 29.6.1.0.
Data transmission errors will be reported externally, e.g. by Manitowoc
Crane Care
If an error occurs, check:
–The fuses
– The antenna plugs
– The lamps on the
TCU
Fuses
• Loosen the screws (2) and remove the cover
(1).
• Check the associated fuse on the plate (3)
and replace it if necessary;
à Fuses in the
crane cab
, p. 14 - 9.
• Loosen the screws (4) and fold down the
plate (3) to the front.
S
Risk of damage if procedure is incorrect
Observe the following notes to avoid malfunctions and damage:
– Always switch the ignition off before changing a fuse and before check-
ing the antenna plugs
– Replace blown fuses only with new fuses of the same amperage
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