ABB IRB 4400/60, Product Manual

Page: 188 / 304

Info/Illustration Action
CAUTION
The robot lower arm weighs 65 kg.
All lifting accessories used must be sized
accordingly!
2
Detailed in section Replacement of
lower arm on page 186 .
Remove the cabling down to axis 1. 3
Detailed in section Replacement of
lower arm on page 186 .
Remove the complete upper arm. 4
Attach a crane to the lower arm and unload
the weight. 5
Detailed in section Removal, balan-
cing device on page 200 .
Remove the balancing device. 6
Detailed in section Replacement of
parallel arm / Replacement of bearing
on page 194
.
Remove the parallel arm. 7
Shown in the figure Location of lower
arm on page 186 .
Remove the attachment screws and friction
washers, lower arm.
8
Remove the lower arm from the manipulator. 9
Refitting, lower arm
The procedure below deatails how to refit the lower arm to the robot.
Info/Illustration Action
DANGER
Turn off all:
• electric power supply
• hydraulic pressure supply
• air pressure supply (do not turn off for Foundry
Prime robots!)
to the robot, before entering the robot working area.
1
CAUTION
The robot lower arm weighs 65 kg.
All lifting accessories used must be sized accord-
ingly!
2
Part no. is specified in Re-
quired equipment on page187
Move the damper and the calibration plate from the
old to the new
lower arm .
3
Part no. is specified in Re-
quired equipment on page187
Check and grease both V-rings in the frame. Replace
if damaged. 4
Lift the lower arm and lower it into mounting position. 5
Make sure both V-rings stay seated properly!
Continues on next page
188 Product manual - IRB 4400
3HAC022032-001 Revision: Q
© Copyright 2004-2018 ABB. All rights reserved.
4 Repair
4.5.1 Replacement of lower arm
Continued