ABB IRB 6660 Product Manual page 233

6
7
8
9
10
11
12
13
14
15
16
17
Preparations before refitting, upper arm
The procedure below details the preparations which must be done before refitting
the upper arm.
1
2
Product manual - IRB 6660
3HAC028197-001 Revision: S
Action
Drain the oil from axis 4.
Remove the cable harness in the upper arm.
CAUTION
The complete upper arm weighs 380 kg
without any additional equipment fitted!
Use a suitable lifting accessory to avoid in-
jury to personnel!
Raise the lifting equipment to take the
weight of the upper arm.
(Not applicable to robot variant IRB 6660
- 205/1.9! )
Remove the balancing device.
Remove the parallel rod.
Remove the lock nut (K) on the shaft, axis
3 (B).
Remove the set screw (C) holding the shaft.
Remove the shaft axis 3 (B).
Then remove the shaft, axis 2 (A) in the
same order:
1 Remove the lock nut (K)
2 Remove the set screw (C) holding
the shaft
3 Remove the shaft axis 2.
Put the shafts in a clean and safe place.
Remove the upper arm.
Action
Put the shafts (A & B) on a workbench and
fit the sealing rings (E).
Apply some grease on the shafts and sealing
rings.
© Copyright 2007-2018 ABB. All rights reserved.
4.4.3 Replacement of upper arm
Note
Detailed in section Changing oil, axis-4
gearbox on page 153.
Detailed in section Replacement of cable
harness, upper end on page 196
Detailed in section Replacing the balan-
cing device on page 266
Detailed in section Replacing the parallel
rod on page 238
Shown in the figure View of the assembly
of the upper arm components on page
Shown in the figure View of the assembly
of the upper arm components on page
Shown in the figure View of the assembly
of the upper arm components on page
Perform the removal with care. Threads
can otherwise be damaged!
Shown in the figure View of the assembly
of the upper arm components on page
Note
Shown in the figure View of the assembly
of the upper arm components on page
Note
Don´t apply grease on the threads and
cones of the shafts!
Continues on next page
4 Repair
Continued
229.
229.
229.
229.
229.
233