Disassembly/Assembly
Guidelines
IRB 6400
Page 4 - 7
Maintenance
Oil Change Gearbox, Axis 4 (U61 )
• Move the upper arm to the horizontal position.
• Remove the plugs (A) and (B).
• Drain off the old oil through the hole (A). See figure below.
• Clean the magnetic drain plug before refitting.
• Refit the drain plug (A).
• Fill up with new oil until the oil level reaches the lower edge of the filling
hole (B).
For S/2.9 - 120 robots only:
• Move the upper arm to the maximum upper position before draining the oil .
• Move the upper arm to the vertical position before filling oil.
• Fill up with new oil until the level is 30-35 mm below the upper side of the
cover.
Volume approx.:
6 litres (1.75 US gallon).
Correct oil level for axis 4 is to the lower edge of the upper oil-level plug (B) .
A
B
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