4 Repair
4.6.4. Replacement of motor, axis 4
3HAC022033-001 Revision: E
320
©
Co
py
rig
h
t 200
4 - 20
08 ABB.
All r
ig
h
ts r
e
se
rv
ed
.
Refitting, motor axis 4
The procedure below details how to refit motor, axis 4.
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.
.
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
6. Fit the two
guide pins
in two of the
motor
attachment holes.
.
Shown in the figure
.
7. 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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