ABB CRB 1300 Product Manual page 342

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5.5.1 Replacing the lower arm

Removing the axis-3 motor

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Loosening timing belts will release axes. This

means the axes can fall down.

Make sure axes are well supported before

loosening timing belts.

The upper arms, which includes housing, extender

unit (only for CRB 1300-7/1.4 and ), tubular and

tilt unit weighs 17 kg.

All lifting accessories used must be sized accord-

Fit a roundsling to the upper arm to support the

weight (no force).

Loosen the screws and move the motor slightly

to slacken the timing belt.

Remove the timing belt from its groove on the

Make sure that all supplies for electrical power,

hydraulic pressure, and air pressure are turned

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Product manual - CRB 1300

3HAC083111-001 Revision: B

Troubleshooting