ABB IRB 140 Product Manual page 167

Required equipment
Equipment, etc.
Rotating AC motor with
pinion
Timing belt
Standard toolkit
Other tools and proced-
ures may be required.
See references to these
procedures in the step-
by-step instructions be-
low.
Circuit Diagram
Removing the motor, axis 3
Use this procedure to remove the motor, axis 3.
1
2
3
3HAC027400-001 Revision: K
Spare part no.
3HAC7866-1
3HAC021756-001
WARNING
Please observe the following before doing any repair work on the manipulator:
• Motors and gears are HOT after running the robot! Touching the motors and
gears may result in burns!
• Turn off all electric power, hydraulic, and pneumatic pressure supplies to
the robot!
• Take any necessary measures to ensure that the manipulator does not
collapse as parts are removed, for example secure the lower arm with fixtures
if removing motor, axis 2.
Note
Whenever parting/mating motor and gearbox, the gears may be damaged if
excessive force is used!
Action
CAUTION
Always cut the paint with a knife and
grind the paint edge when disas-
sembling parts of a Clean Room robot!
See Replacing parts on Clean Room
robots on page 100
Remove any equipment hindering ac-
cess to the lower arm cover.
Remove the lower arm cover by un-
screwing its attachment screws.
© Copyright 2004-2013 ABB. All rights reserved.
4.7.3 Replacement of motor and timing belt, axis 3
Art. no.
3HAC6793-1
3HAC020812-001
Note
Shown in the figure in section
axis 3 on page
Shown in the figure in section
axis 3 on page
4 Repair
Continued
Note
Content is defined in
section Standard tools
on page 215.
These procedures in-
clude references to the
tools required.
See chapter Circuit dia-
gram on page 229.
Location of motor
166.
Location of motor
166.
Continues on next page
167