ABB IRB 920 Product Manual page 366

5 Repair
5.5.1 Replacing the inner arm
Continued
7
8
9
Refitting the pulley protection cover
1
2
3
4
Continues on next page
366
Action
Fasten the screws to the recommended tightening
torque.
Use a sonic tension meter to measure the timing
belt tension.
If the timing belt tension does not meet the require-
ment, loosen the motor screws and readjust.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
CAUTION
For robots with protection type Clean Room
Always cut the paint with a knife and grind the
paint edge when disassembling parts of the robot!
See Cut the paint or surface on the robot before
replacing parts on page 118.
Refit the pulley protection cover.
Secure the screws on the pulley protection cover
to the base.
© Copyright 2022 ABB. All rights reserved.
Note
Tightening torque: 2.8 Nm ±10%
xx2100001044
Used belt: 308
New belt:250
Note
Screws: Hex socket head cap
screw M4x10 12.9 Lafre
2C2B/FC6.9 (8 pcs)
Tightening torque: 0.8 Nm
xx2100001037
Product manual - IRB 920
3HAC075721-001 Revision: C