ABB IRB 140 Product Manual page 88

3 Maintenance
3.3.3 Inspection, timing belts
Continued
Inspection
The procedure below details how to inspect the timing belts.
1
2
3
88
WARNING
Please observe the following before commencing any repair work on the
manipulator:
• Some parts are HOT after running the robot, e.g. motors and lights! Burns
may result from touching them!
• Turn off all electrical power, hydraulic and pneumatic pressure supplies to
the robot!
• When replacing motors/reducers, make sure that those parts of the robot
which could move unexpectedly are mechanically blocked as specified in
the individual procedures.
Action
Gain access to each belt by remov-
ing covers, etc.
Check each belt for damage.
Check each belt for tension.
If the belt tension is not correct, it
should be adjusted.
© Copyright 2004-2018 ABB. All rights reserved.
Note
These procedures are detailed in sections
Replacement of motor and timing belt, axis 3
on page 186 and Replacement of motor and
timing belt, axes 5 or 6 on page
Replace the timing belts if found defective as
detailed in sections Replacement of motor
and timing belt, axis 3 on page 186
placement of motor and timing belt, axes 5 or
6 on page 197.
The belt tension should be:
• Axis 3: F = 35-60 N
• Axis 5: F = 35-60 N
• Axis 6: F = 35-60 N
xx0200000474
Belt tension adjustment is detailed in sections
Replacement of motor and timing belt, axis 3
on page 186 and Replacement of motor and
timing belt, axes 5 or 6 on page
Product manual - IRB 140
3HAC027400-001 Revision: V
197.
and Re-
197.