CAUTION
Always cut the paint with a knife and grind the paint edge when disassembling
parts. See
Cut the paint or surface on the robot before replacing parts on page 159
.
Removal, motor axis 4
The procedure below details how to remove the motor, axis 4.
Note
Action
Decide which calibration routine to use, and take
actions accordingly prior to beginning the repair
procedure.
1
DANGER
Turn off all:
•
electric power supply
•
hydraulic pressure supply
•
air pressure supply
to the robot, before entering the robot working area.
2
CAUTION
Always cut the paint with a knife and grind the paint
edge when disassembling parts. See
or surface on the robot before replacing parts on
page 159
.
3
This will enable the motor 4 to be
removed without draining the oil
in the gearbox.
Manually move the robot to a position where the
upper arm points straight down.
4
Remove the cover from the upper arm housing.
5
Shown in the figure
.
Remove the
connector plate
to get access to the
axis 4 motor.
6
Disconnect the connectors R3.MP4 and R3.FB4
from the axis 4 motor.
7
Connect to connector R3.MP4
•
+: pin 7
•
-: pin 8
In order to release the brakes, connect the 24 VDC
power supply to the motor.
8
Shown in the figure
.
Remove the
motor, axis 4
by unscrewing the motor
attachment screws
.
9
Lift the motor to get the pinion away from the gear
and disconnect the brake release voltage.
10
Make sure the motor pinion is not
damaged!
Remove the motor by gently lifting it out.
11
Continues on next page
Product manual - IRB 1600/1660
281
3HAC026660-001 Revision: W
© Copyright 2006-2018 ABB. All rights reserved.
4 Repair
4.6.5 Replacement of motor, axis 4, IRB 1600
Continued
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