NoteAction
Shown in previous figure.Check the support washers for wear. Replace
if necessary.
3
See Lubricating balancing device
bearings and piston rod on page 142.
Lubricate the bearings and piston rod, if re-
quired.
4
Inspecting, piston rod guide ring
Use this procedure to inspect the piston rod guide ring for wear.
NoteAction
Move axis 2 to a position where the balancing
device is in a horizontal position.
1
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply
to the robot, before entering the robot working
area.
2
xx0600002689
Check the guide ring for wear.
Replace if necessary.
3
A Guide ring
B Circlip
Note
If there is a risk of metallic contact between the
piston rod and the end cover, the guide ring
must be replaced!
4
3HAC039838-001 Revision: C 113
© Copyright 2013 ABB. All rights reserved.
3 Maintenance
3.3.4 Inspecting, balancing device bearings and piston rod guide ring
Continued
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