4 Repair
4.7.2. Replacement of gearbox, axis 2
375
3HAC022033-001 Revision: K
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Co
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rig
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4-
201
1 AB
B. All
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3.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
Turn off all electric power and hydraulic but not the
air pressure to the gearboxes, motors and SMB.
4. If the robot is fitted with moveable mechanical
stops on axis 2 (not stock equipment), these must
be removed at this point.
The attachment holes of the mechanical stops are
used to attach the fixture, lower arm.
5. Secure the lower arm to the frame by inserting the
locking screw
into the hole.
Art. no. is specified in
Shown in the figure
6. Fit the
fixture, lower arm
to prevent the lower arm
from falling.
•
Make sure that both adjusters (B) on the
fixture are screwed back.
•
Align the fixture with the frame and lower
arm.
•
Tighten the four M16 bolts (C) on the
inside of the frame, in attachment holes,
with tightening torque: 220 Nm.
•
Screw in the two adjusters (B) until they
rest against the flats on the lower arm.
Tighten by hand.
•
Lock, using the two ring nuts (D).
•
Tighten the two M12 bolts (E) in the
attachment holes, fixture lower arm
with
tightening torque: 91 Nm.
Art. no. is specified in
Attachment holes for the fixture are
shown in the figure
Make sure the fixture is pressed
tightly against the lower arm before
securing with screws!
xx0200000261
•
A: Locking screw, lower arm
7. Unload the balancing device shaft by using a
specific press tool.
Detailed in section
balancing device using hydraulic
press tool. on page 320
.
8. Drain the gearbox, axis 2.
Detailed in section
.
9. Remove the motor, axis 2.
Detailed in section
.
Action
Note
Continued
Continues on next page
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