Information
Action
CAUTION
Whenever parting/mating motor and gearbox,
the gears may be damaged if excessive force
is used!
2
Note
The motor unit from ELMO and YASKAWA
are
not
compatible!
3
Check that the assembly surfaces are clean
from paint, lubricant etc.
4
Make sure that the motor and the gearbox
are not damaged or scratched.
Part no. is specified in
.
Fit the
o-ring
to the new
motor unit.
5
Art. no. is specified in
.
Fit the
measuring tool
to the rear of the motor.
6
Connect to connector R3.MP4
•
+24V: pin 7
•
0V: pin 8.
Release the brake of the motor by connecting
the 24 VDC power supply.
7
Place the new motor unit in the gearbox.
Do not damage the pinion or the gear wheel.
8
Find the position with the least play by turning
the motor shaft 10 revolutions, noting
changes in play as you turn the motor.
9
Push the motor in a radial direction so that
the play is minimal within one motor revolu-
tion without the gear "chewing".
10
Shown in the figure
.
Refit the motor with its
attachment screws
and washers, motor.
11
4 pcs, M6x25. Tightening torque: 15 Nm.
Detailed in section
.
Refill with oil, if drained.
12
Part no. is specified in
.
Check the position of the three
gaskets,
loc-
ated between the motors and the connection
box. Replace them if damaged.
13
Shown in the figure
.
Refit the
connection box.
Make sure the gaskets are seated properly!
14
Reconnect all the connectors.
15
Refit the cover to the connection box.
16
Calibration is detailed in a separate
calibration manual enclosed with the
calibration tools.
Recalibrate the robot!
17
General calibration information is in-
cluded in section
Continues on next page
Product manual - IRB 4400
237
3HAC022032-001 Revision: Q
© Copyright 2004-2018 ABB. All rights reserved.
4 Repair
4.7.6 Refitting of motor, axis 4
Continued
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