ABB IRB 660 Product Manual page 186

4 Repair
4.4.2 Replacement of tilthouse unit
Continued
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Premounting tilthouse bearings and other parts, axis 2 side
The procedure below details how to fit the bearings and other parts in the tilthouse
on the axis 2 side, before fitting the tilthouse to the upper arm.
This work is best done on a workbench or similair.
1
2
3
4
Continues on next page
186
Action
Check that the tilthouse is secured in a over-
head crane or similar before proceeding with
the next shaft.
Remove the other shaft in the same way.
Lift the tilthouse to a safe place.
Force away the sealing ring (N) with a screw-
driver or similar.
If needed change the bearings.
Action
Lift the tilthouse to a workbench (or similair)
with a roundsling in an overhead crane.
Apply some grease in the hole for the bearings
(J) and (K).
Fit two retaining rings for bores (F).
Fit the outer race of the bearing (J) facing the
outside of the tilthouse. Use a plastic hammer
or similair.
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Note
Follow steps above.
Check that bearings are kept clean, if
being refitted.
xx1000001077
The sealing must be replaced with a
new one when refitting.
Note
Art.no. is specified in Required equip-
ment on page 178.
Shown in the figure Cut away view of
the assembly of the tilthouse unit on
page 177.
Shown in the figure Cut away view of
the assembly of the tilthouse unit on
page 177.
Shown in the figure Cut away view of
the assembly of the tilthouse unit on
page 177.
Product manual - IRB 660
3HAC025755-001 Revision: W