4 Repair
4.7.5. Replacement of gearbox, axis 5
3HAC022033-001 Revision: K394
© Copyright 2004-2011 ABB. All rights reserved.
Refitting, gearbox axis 5
5. Remove the attachment screws, gear Z4.
xx0200000068
A. Gear Z4
B. Surface beneath VK-cover
C. VK-cover
D. Attachment screws, gear Z4,
21 pcs: M16
E. Attachment screws, bearing
washer, 7 pcs: M6
6. Apply the removal tool to the center hole of gear
Z4 to press the wheel unit free.
Art. no. is specified in Required
equipment on page 392!
7. Remove the wheel unit by gently lifting it straight
out.
Action Note
Action Note
1.
DANGER!
Turn off all electric power, hydraulic and pneumatic
pressure supplies to the robot!
Turn off all electric power and hydraulic but not the
air pressure to the gearboxes, motors and SMB.
2. Make sure the two o-rings on the circumference of
the gearbox are seated properly in their grooves
respectively. Lightly lubricate the o-rings with
grease.
Art. no. is specified in Required
equipment on page 392.
3. Fit two guide pins in the housing. Art. no. is specified in Required
equipment on page 392.
4. Refit the two new friction washers (2 pcs) in the wrist
housing.
Art. no. is specified in Required
equipment on page 392.
5. Apply two lifting eyes to the gearbox, axis 5 , in
opposite positions.
Art. no. is specified in Required
equipment on page 392.
6. Refit the gearbox, axis 5 to the wrist housing, by
gently lowering it straight down, using the guide
pins.
Shown in the figure Location of
gearbox on page 391.
Continued
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