4 Repair
4.4.2. Replacement of wrist unit
3HAC022032-001 Revision: E
142
© Copyri
ght
200
4-2008 ABB.
All rights reserved.
Refitting, wrist unit IRB 4400/L10
The procedure below details how to refit the wrist unit to robot version IRB 4400/L10.
This component includes a complete unit comprising motors and gearboxes. It is a
replacement unit of complex design and should not normally be serviced on-site. Instead it
should be sent to ABB for service etc.
ABB recommends its customers carry out only the following servicing/repair work on this
unit.
Action
Note/Illustration
1.
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
For Foundry Prime robots: Do not turn off
the air pressure to motors and SMB.
2. Lubricate and fit the o-ring to the wrist unit.
Part no. is specified in
.
3. Move the upper arm to a vertical position,
wrist side pointing upwards.
4. Refit the wrist unit. Do not tighten the
attachment screws!
5. Release the brakes on axes 5 and 6 (one at
a time) and fit the measuring tool at the rear
of the motor.
Art. no. is specified in
6. Push the wrist to locate the smallest play.
Adjustment of play is detailed in
section
Refitting of motors axis 5 and
6
.
xx0300000153
Upper arm seen from front
•
A: Gears on drive shaft
•
B: Gears on wrist
Continued
Continues on next page
Summary of Contents for IRB 4400 - 45
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Page 8: ...Table of Contents 6 3HAC022032 001 Revision E Copyright 2004 2008 ABB All rights reserved ...
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Page 297: ... Copyright 2004 2006 ABB All rights reserved Foldout 1 ...
Page 298: ... Copyright 2004 2006 ABB All rights reserved Foldout 2 ...
Page 299: ... Copyright 2004 2006 ABB All rights reserved Foldout 3 1 ...
Page 301: ... Copyright 2004 2006 ABB All rights reserved Foldout 4 ...
Page 302: ... Copyright 2004 2006 ABB All rights reserved Foldout 5 ...
Page 303: ... Copyright 2004 2006 ABB All rights reserved Foldout 6 1 ...
Page 304: ... Copyright 2004 2006 ABB All rights reserved Foldout 6 2 ...
Page 305: ... Copyright 2004 2006 ABB All rights reserved Foldout 6 3 ...
Page 307: ... Copyright 2004 2006 ABB All rights reserved Foldout 8 ...
Page 313: ... Copyright 2004 2006 ABB All rights reserved Motor Axis 1 3 Sheet 103 ...
Page 314: ... Copyright 2004 2006 ABB All rights reserved Feed Back Axis 1 3 Sheet 104 ...
Page 315: ... Copyright 2004 2006 ABB All rights reserved Motor Axis 4 6 Sheet 105 ...
Page 316: ... Copyright 2004 2006 ABB All rights reserved Feed Back Axis 4 6 Sheet 106 ...
Page 317: ... Copyright 2004 2006 ABB All rights reserved Customer Connection Sheet 107 ...
Page 318: ... Copyright 2004 2006 ABB All rights reserved Pos Indicator Axis 1 Option Sheet 108 ...
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