ABB IRB 120 Product Manual page 86

3 Maintenance
3.3.4. Inspecting timing belts
Continued
Required equipment
Equipment
Standard toolkit
Other tools and procedures may be required.
See references to these procedures in the
step-by-step instructions below.
Timing belt tension
The table describes the timing belt tension on axis 3 and 5.
Axis
Axis 3
Axis 5
Inspecting timing belts
Use this procedure to inspect timing belts.
84
Action
1.
DANGER!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
2. Gain access to each timing belt by removing
the plastic cover.
3. Check the timing belts for damage or wear.
4. Check the timing belt pulleys for damage.
5. If any damage or wear is detected, the part
must be replaced!
6. Check each belt for tension.
If the belt tension is not correct, adjust it!
Note
The content is defined in the section
toolkit on page 191.
These procedures include references to the
tools required.
Timing belt tension
F = 18-19.8N
F = 7.6-8.4N
Info
See the figure in:
• Location of timing belts on page 83
See the figure in:
• Location of timing belts on page 83
For tension values, see:
• Timing belt tension on page 84
3HAC035728-001 Revision: B
Standard