4 Repair
4.6.4. Replacement of motor, axis 4
3HAC026876-001 Revision: C
322
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ght
200
6-2008 ABB.
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Refitting, motor axis 4
The procedure below details how to refit motor, axis 4.
10. Lift the motor to get the pinion away from the
gear and disconnect the brake release
voltage.
11. 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!
For Foundry Prime robots: Do not turn off
the air pressure to 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.
Art. no. is specified in
.
3. 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.
Art. no. is specified in
.
4. In order to release the brakes, connect the
24 VDC power supply.
Connect to connector R2.MP4:
•
+: pin 2
•
-: pin 5
5. Fit the two guide pins in two of themotor
attachment holes.
Art. no. is specified in
.
6. Fit the motor, with guidance of the pins,
making sure the motor pinion is properly
mated to the gear of gearbox 4.
Make sure the motor pinion does not get
damaged!
Continued
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