ABB IRB 760 Series Product Manual page 219

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Product manual - IRB 760
3HAC039838-001 Revision: M
Action
Inspect the bushings. Replace if damaged.
Use Scotch-brite abrasive cleaning hand pad
and rub the contact surfaces on following
parts:
• shaft
• bushing
• outer ring of bearing
• sealing ring
Wipe the surfaces of the following parts
clean, using Isopropanol:
• shaft
• bushing
• bearing
• sealing ring
Note
DO NOT touch the cleaned surfaces with
hands or anything else that may contaminate
them.
Inspect the sealing ring. Replace if damaged.
Fit the radial sealings in the upper arm.
Note
Do not put grease on the sealing rings.
Fill the bearings with bearing grease using
the grease filling tool.
CAUTION
The upper arm (excluding the tilthouse unit)
weighs 150 kg. All lifting equipment used
must be sized accordingly.
© Copyright 2011-2018 ABB. All rights reserved.
4.4.3 Replacing the upper arm
Note
Shown in the figure:
• Cut away view of the assembly of
the upper arm components on
page 212
Scotch-brite abrasive cleaning hand pad
Isopropanol
Shown in the figure:
• Cut away view of the assembly of
the upper arm components on
page 212
For article number, see:
• Required equipment on page 213
Continues on next page
4 Repair
Continued
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