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Refitting, lower arm
The procedure below details how to refit the lower arm.
1
2
Product manual - IRB 6650S
3HAC020993-001 Revision: AG
Action
Drain the oil from gearbox 2.
CAUTION
The lower arm weighs 160 kg! All lifting equip-
ment used must be sized accordingly!
Raise the tool to unload the lower arm.
Remove the lower arm shaft and all additional
components, as detailed in section
of lower arm shaft on page
DANGER
Handling the tool incorrectly will cause serious
injury.
Read and follow enclosed user instructions for
the tool.
Remove the attachment screws and washers that
attach the lower arm to the gearbox axis 2.
Lift the lower arm and place it on a secure sur-
face.
Action
DANGER
Turn off all:
•
electric power supply to the robot
•
hydraulic pressure supply to the robot
•
air pressure supply to the robot
Before entering the robot working area.
Fit a new VK-cover on a new lower arm or re-
place the existing if damaged.
© Copyright 2004-2022 ABB. All rights reserved.
4.4.4 Replacement of complete lower arm
Note
Detailed in section
is-2 gearbox on page
Replacement
266.
Shown in the figure
ents, lower arm on page
Note
Part no. is specified in
equipment on page
4 Repair
Continued
Changing oil, ax-
156.
Internal compon-
256.
Required
259.
Continues on next page
263
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