4 Repair
4.6.3. Replacement of motor, axis 3
3HAC026876-001 Revision: C
314
© Copyri
ght
200
6-2008 ABB.
All rights reserved.
Removal, motor
The procedure below details how to remove motor, axis 3.
Rotation tool
3HAC17105-1
Used to rotate the motor
pinion when mating it to the
gear, when brakes are
released with 24 VDC power
supply.
Power supply
-
24 VDC, max. 1.5 A
For releasing the brakes.
Standard toolkit
-
The content is defined in
section
.
Calibration
Pendulum toolkit
3HAC15716-1
Complete kit that also
includes operating manual.
Other tools and
procedures may be
required. See
references to these
procedures in the
step-by-step
instructions below.
These procedures include
references to the tools
required.
Circuit Diagram
3HAC025744-001
See chapter
Circuit diagram
.
Equipment, etc. Spare part no.
Art. no.
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. Unload the upper arm of the robot by either:
•
Use a fork lift to rest the upper arm onto.
•
Use lifting slings and an overhead crane to
rest the upper arm.
•
Use a mechanical stop to rest the upper arm.
Fit the mechanical stop in the attachment
hole (A) with tightening torque: 115 Nm.
The upper arm must be positioned as horizontal as
possible!
xx0300000051
Fit the mechanical stop to the third
and final attachment hole (A),
below the fixed stop (B) in the
upper arm. See the figure above!
3. Drain the oil from gearbox axis 3.
Detailed in section
Continued
Continues on next page