ABB IRB 140 type C Product Manual page 151

3HAC027400-001 Revision: C
4.6.5. Replacement of motor and timing belt, axes 5 or 6
Action
5. Tighten the motor attachment screws to
enable the motor to be shifted slightly.
6. Adjust the belt tension using a suitable tool
7. Secure the motor with its attachment screws
including the ones in the motor console.
8. Fit timing belt, axis 6.
9. Repeat the belt adjustment procedure
detailed above for the remaining motor.
10. Secure the motor with its attachment screws. Tightening torque: 4 Nm ± 0.5 Nm
11. Fit the belt shield with its attachment screws. Shown in the figure in section
12. Pull the pressurized air connector through
the housing and secure it into fitting in the
upper arm assembly.
13. Pull the CS-connector through the housing
and secure it into the fitting in the upper arm
assembly.
Use a special socketto secure it.
14. Reconnect any connector to the CS-
connector.
15. Reconnect all cables to/from motors 4-6.
16. Refit the cable guide with its two attachment
screws.
17. Fit a newVK-cover to the upper arm/lower
arm joint.
Gently knock it into position.
18. Refit the rear cover armhousing with its four
attachment screws.
4 Repair
Note
This will facilitate adjustment of the
belt tension.
Correct belt tension: axis 5, 25 - 50 N
and axis 6, 20 - 40 N
Tightening torque: 4 Nm ± 0.5 Nm
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Location of motor and timing belt,
axes 5 or 6 on page 145!
Tightening torque: 4 Nm ± 0.5 Nm
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Art. no. specified in section
equipment
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Art. no. specified in section
equipment
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Connectors
• R3.MP4
• R3.MP5
• R3.MP6
• R3.FB4
• R3.FB5
• R3.FB6
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Art. no. specified in section
equipment
Use a plastic mallet or similar.
Shown in the figure in section
Location of motor and timing belt,
axes 5 or 6 on page 145!
Continues on next page
Continued
Required
Required
Required
149