ABB IRB 390 Product Manual page 141

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4
5
Refitting the upper end of the telescopic shaft
1
2
Product manual - IRB 390
3HAC066566-001 Revision: B
Action
Fit all lower arms to the delta unit.
Make sure the sealing washers are in place.
Tighten the lower arm shafts.
Start by hand, then use an interchangeable head
torque wrench and the open-end head insert to
apply tightening torque.
Action
CAUTION
The telescopic shaft must be oriented correctly,
otherwise it is damaged. Always fit the narrow
shaft part up against the base unit.
Clean the friction shim, the sealing ring and the
contact surfaces with isopropanol. Inspect for
damage.
Replace if damaged.
© Copyright 2020 - 2021 ABB. All rights reserved.
5 Repair
5.4.1 Replacing the base unit
Continued
Note
Sealing washer: 3HAC062123-001.
xx2000001063
Tightening torque: 100 Nm.
Interchangeable head torque
wrench
Torque wrench head, open-end in-
sert: 3HAC073854-001
xx1900002150
Note
Cleaning agent: Isopropanol.
Friction shim: 3HAC060200-001.
Sealing ring: 3HAC060263-001
Continues on next page
141

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