4 Repair
4.6.4. Replacement of motor, axis 4
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Refitting, motor axis 4
The procedure below details how to refit motor, axis 4.
13. Fit the
lifting tool
to the motor.
Choose the correct lifting tool:
•
lifting tool, motor axis 1, 4 and 5, if
the upper arm is positioned
vertically.
•
lifting tool, motor axis 2, 3 and 4, if
the upper arm is positioned hori-
zontally.
14. Lift the motor to get the pinion away from the
gear and disconnect the brake release
voltage.
15. Remove the motor by gently lifting it straight
out.
Make sure the motor pinion is not
damaged!
Action
Note
Action
Note
1.
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.
2. Make sure the
o-ring
on the circumference
of the motor is seated properly. Lightly
lubricate the o-ring with
grease.
3.
CAUTION!
The motor weighs 22 kg! All lifting
equipment used must be sized accordingly!
4. Fit the
lifting tool
to the motor.
Choose the correct lifting tool:
•
lifting tool, motor axis 1, 4 and 5, if
the upper arm is positioned
vertically
•
lifting tool, motor axis 2, 3 and 4, if
the upper arm is positioned hori-
zontally.
5. In order to release the brakes, connect the
24 VDC power supply.
Connect to connector R2.MP4:
•
+: pin 2
•
-: pin 5
Continued
Continues on next page
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