4 Repair
4.7.1. Replacement gearbox axis 1
3HAC027151-001 Revision: B228
© Copyright 2006-2008 ABB. All rights reserved.
9. Alternate method of lifting:
Fit the lifting tool and a roundsling on the
upper arm and a roundsling with a hoisting
block, to the wrist unit.
Also fit a separate roundsling between the
wrist and the frame in order to eliminate any
load through the brake on motor axis 3.
The hoisting block is used to balance the
upper arm.
NOTE!
The brake on axis 3 shall be released during
the lift, until the roundsling between the wrist
and the frame transfers the load of the
frame!
Art. no. is specified in Required
equipment on page 225.
Make sure the lift is done completely level!
How to adjust the lift is described in the
enclosed instruction to the lifting tool.
Read the instructions before lifting!
Releasing the brakes is detailed in section
Manually releasing the brakes on page
61.
xx0600003100
• A : Lifting tool
• B : Roundsling
• C : Lifting chain
• D : Hoisting block
• E : Roundsling (used to transfer
the load of the frame)
10. Remove the attachment screws and
serrated lock washers securing the gearbox
axis 1 to the frame.
xx0600003070
• A: Serrated lock washer
• B: Gearbox, axis 1
• C: Attachment screw, M12x80
11. Lift the robot (without the base) and put it
safely on its side on the floor.
12. Remove the robot´s attachments screws in
order to unfasten the base from the
foundation.
Detailed in section Orienting and securing
the robot on page 68.
Action Note
Continued
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