ABB Robotics IRB 6790, Product Manual

Page: 287 / 668

Refitting the wrist cover
Note Action
xx1900002085
• Make sure that the gasket is undam-
aged on the cover. Replace com-
plete cover, if gasket is damaged.
• Put washers in the holes of the gas-
ket.
• Use attachment screws made of
stainless steel to fit the wrist cover.
1
Tightening torque: 10 Nm.
xx1300000772
Refit the wrist cover. In order not to dam-
age the cable harness when the wrist cover
is refitted, use this method:
1 Hold the cover angled. See figure!
2 Catch any part of the cable harness
hanging down.
3 Lift the cover, still held in an angle.
4 Move the upper part of the cover into
position.
5 Secure the cover with its attachment
screws.
2
Remove the lifting accessories. 3
Refit stop screws in the lifting accessory
attachment holes.
Concluding procedure
Note Action
Turn on the air pressure supply to the
overpressure system. 1
xx1700001593
Check the leak flow value on the flow
sensor and compare it to the initial value.
The value should be the same.
If the value is higher than the initial value,
fault trace according to
Inspecting the leak
flow (overpressure unit) in the system on
page 128
.
2
Continues on next page
Product manual - IRB 6790 287
3HAC063331-001 Revision: B
© Copyright 2019 - 2020 ABB. All rights reserved.
4 Repair
4.5.1 Replacing the upper arm
Continued