ABB IRB 920 Product Manual page 924

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5.8.2 Replacing the axis-2 gear unit sub-assembly

Refitting the axis-2 gear unit sub-assembly

Use these procedures to refit the axis-2 gear unit sub-assembly.

Refitting the axis-2 gear unit sub-assembly to the inner arm

Continues on next page

Remove the screws on the gear to the inner arm.

Remove the gear unit.

For robots with protection class IP54 (option 3350-

For robots with protection type Clean Room (op-

tion 3351-1)

Remove the gear unit and the O-ring through the

cable slightly.

Check the O-ring and replace it if needed.

Wrap the connectors with the masking tape.

For robots with protection type Clean Room:

Clean the joints that have been opened and wipe

the parts free from particles with spirit on a lint

Cut the paint or surface on the robot

before replacing parts on page 118

After all repair work, wipe the Clean Room robot

free from particles with spirit on a lint free cloth.

Whenever parting/mating motor and gearbox, the

gears may be damaged if excessive force is used.

For robots with protection class

IP30 (option 3350-300)

xx2100001182

For robots with protection class

IP54 (option 3350-540)

For robots with protection type

Clean Room (option 3351-1)

xx2100002439

Product manual - IRB 920

3HAC075721-001 Revision: C

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