57
Operating Manual Crawler Excavator TC37
Working operation
6
6.2.1
Changing procedure using the
quick-attach system
Installation and removal of work attachments
• Lower the work attachment onto the ground and
position so that it cannot tilt.
• Open the quick-attach system using the control
rod (32/1) until the locking pins are completely
retracted.
• Move the quick-attach system out of the work
attachment.
• Check the function of the quick-attach system lock
and grease the pins if necessary.
• Attach another work attachment and close the
quick-attach system until the locking pins are
completely extended and the lock has engaged.
• Keep the control rod in the storage space (33/16)
inside the driver's cabin.
Procedure for changing work attachments
without quick-attach system
• Lower the work attachment onto the ground and
position so that it cannot tilt.
• Remove the pins connecting the work attachment
to the dipperstick and the bucket rod.
• Attach another work attachment.
Fig. 32
Quick-attach system
HR1228
1
Attention
Ensure that the bearings of the quick-attach
system and work attachment and/or the
dipperstick, bucket rod and work attachment
are clean.
Attention
concerning hydraulically actuated additional
work attachments.
• Release the pressure in the hydraulic
system.
• Disconnect the hydraulic connection.
Fig. 33
Storage space for control rod
16
HR3.7-04-24
0
4/4
h.
R
Attention
concerning hydraulically actuated additional
work attachments.
• Disconnect the hydraulic connection
(hydraulic system must be without
pressure).
