3 Maintenance
3.4.6. Oil change, gearbox, axis 5
3HAC022033-001 Revision: K212
© Copyright 2004-2011 ABB. All rights reserved.
3.4.6. Oil change, gearbox, axis 5
Different types of oil
The primary and secondary gear may require different types of oil, that must never be mixed!
If they are mixed, the gear must be rinsed according to section Flushing a contaminated
gearbox on page 231.
Location of gearbox
The axis 5 gearbox is located in the wrist unit as shown in the figure below.
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A Wrist housing
B Cover, axis 5 gearbox
C Oil plug, filling secondary gear
D Oil plug, draining secondary gear
E Oil plug, filling primary gearbox (draining on opposite side of wrist housing, not
shown in figure)
F Label, specifies the type of oil in primary gear
G Label, specifies the type of oil in secondary gear
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