4 Repair
4.4.1. Replacement of shaft and bearings, tilthouse
3HAC026048-001 Revision: A108
© Copyright 2006-2008 ABB. All rights reserved.
Removal, shaft and bearings
The procedure below details how to remove the shaft and bearings.
B Press washer, 3HAC023963-007
C Hex socket head cap screw, 9ADA183-25, 2 pcs, M6 x 25
D Connection rod, M16, length= 400 mm
E Nut, 3HAC5507-1
G Nut, 3HAC023963-028
H Sleeve, 3HAC023963-037
Action Note/Illustration
1.
-
Danger!
Turn off all electric power, hydraulic and
pneumatic pressure supplies to the robot!
2. Remove the upper parallel rod. Detailed in section Removal, upper
rod on page 124.
3. Remove the both VK covers by making a hole in
the middle and bending them off.
Shown in the figure Location of
shaft and bearings on page 102.
4. Remove the both protection hoods and lock nuts. Shown in the figure Location of
shaft and bearings on page 102.
5. Gather the required parts to assemble a
dismounting tool for the tilthouse shaft from the
toolkit for service.
The assembly is shown in the fig-
ure Dismounting tool, tilthouse shaft
on page 104.
Art. no. for the toolkit is specified in
Required equipment on page 103.
6. Insert the dismounting tool, tilthouse shaft
through the shaft. Fit the nut (A) to the end of the
bar and use the pad (B) when pulling out the
shaft.
xx0600002590
7. Connect the hydraulic pump to the cylinder and
pull out the shaft.
Art. no. is specified in Required
equipment on page 103.
8. Rebuild the dismounting tool into a dismounting
tool, bearing race, upper arm.
The assembly is shown in the figure
Dismounting tool, bearing race,
upper arm on page 105.
9. Remove the bearing races and sealings from the
seating, using the dismounting tool.
Continued
Continues on next page
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