ABB IRB 920 Product Manual page 869

5
6
7
Removing the pulley protection cover
1
Product manual - IRB 920
3HAC075721-001 Revision: C
Action
For robot with undeneath outlet cable version,
remove the screws on the main harness assembly.
Remove the main harness assembly.
Note
For robots with protection class IP54 (option 3350-
540)
For robots with protection type Clean Room (op-
tion 3351-1)
Check the gasket for the main harness assembly.
Tip
Replace the gasket if needed.
Note
Remove the bottom plate from the main harness
if needed.
For robots with protection type Clean Room (op-
tion 3351-1)
Remove the one way valve by unscrewing it.
Action
DANGER
Make sure that all supplies for electrical power,
hydraulic pressure, and air pressure are turned
off.
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5.8.1 Replacing the axis-1 gear unit sub-assembly
Note
For undeneath outlet cable version:
For robots with protection class
IP30 (option 3350-300)
xx2100001204
For robots with protection class
IP54 (option 3350-540)
For robots with protection type
Clean Room (option 3351-1)
xx2100002437
xx2200000281
Note
5 Repair
Continued
Continues on next page
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