ABB IRB 6640 - 180/2.55 Product Manual page 326

Articulated robot
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4 Repair
4.6.4. Replacement of motor, axis 4
Continued
Replacement of the motor axis 4 (Foundry Prime)
Robots working with Foundry Prime and that have the special tightness for this application
require special repair routines to maintain the tightness level.
The repair must be done according to the previous repair procedures with the following
additions.
324
Action
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. Remove the cover for connector access on top of
the motor by unscrewing its four attachment
screws.
3.
NOTE!
Keep the old top cover with the air nipple
mounted.
4. Remove the motor unit, according to step 4 to 12
in section
Removal, motor axis 4 on page
Note
A
xx0600002874
A: Attachment screw
B: Air hose
C: Top cover
D: Motor unit
321.
Continues on next page
3HAC026876-001 Revision: C
B
C
D

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