4 Repair
4.5.4. Replacement of balancing device (design 1)
2993HAC026876-001 Revision: F
© Copyright 2007-2010 ABB. All rights reserved.
Removal balancing device, (design 1)
The procedure below details how to remove the balancing device.
Action Note
1. Remove all equipment, if any, on
or close to the balancing device.
2. For Clean Room robots -
remove the lower end of the
cable harness.
Detailed in section Replacement of cable harness,
Cleanroom on page 224.
3. Fit the lifting tool with shackle to
the balancing device and raise to
unload the weight.
CAUTION!
The balancing device weights
210 kg! All lifting equipment used
must be sized accordingly!
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4. Secure the upper arm using a
lifting sling or using the locking
screw (A) in the frame.
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5. Method 1:
Unload the balancing device with
the press tool in order to make
the piston rod and front ear
adjustable when pulling the shaft
out.
Method 2:
Unload the balancing device with
the distance tool in order to make
the piston rod and front ear
adjustable when pulling the shaft
out.
Art. no. is specified in Required equipment.
Method 1: Detailed in section Unloading the
balancing device using hydraulic press tool. on page
322.
Method 2: Detailed in section Unloading the
balancing device using distance tool on page 317
Continued
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