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4 Repair
4.7.2. Replacement of gearbox, axes 2- 3
Continued
Removal, gearbox axes 2-3
The procedure below details how to remove gearbox axes 2-3.
252
Action
1. Put the robot close to its calibration
position.
2. Fit the lock screw (M16x90) in the lower
arm.
3.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
4. Drain the gearbox axis 2-3 from oil.
5. Remove the motor cables of motor axes 2-
3, and protect the cables from getting
damaged and from oil spill.
6. Remove one gearbox at a time!
7.
DANGER!
Secure the weight of the lower arm
properly before releasing the brakes of
motor, axis 2!
When releasing the holding brakes of the
motor, the lower arm will be movable and
may fall down!
8. Secure the upper arm with a roundsling in
an overhead crane.
Note
xx0600002736
•
A: Hole for lock screw, M16x90
Detailed in section
Oil change, gearbox
axes 2-3 on page
123.
NOTE!
Time-consuming activity!
Continues on next page
3HAC028197-001 Revision: A
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