3.3.5 Inspecting the oil level in axis-6 gearbox
Location of gearbox
The axis-6 gearbox is located in the wrist unit as shown in this figure.
The figure shows the gearbox for robot variant IRB 6660 - 100/3.3 and IRB 6660 -
130/3.1. The axis-6 motor on variant IRB 6660 - 205/1.9 has no cooling elements.
xx0700000161
Strap (securing cooling elements)A
Axis-6 gearboxB
Oil plug, drainingC
Oil plug, fillingD
Cooling element (IRB 6660 - 100/3.3 and IRB 6660 - 130/3.1)E
Required equipment
NoteArt. no.Equipment
See Type and
amount of oil in
gearboxes on
page 144.
Lubricating oil
Content is defined in section
Standard tools on page 381.
-Standard toolkit
These procedures include refer-
ences to the tools required.
Other tools and procedures may
be required. See references to
these procedures in the step-by-
step instructions below.
Continues on next page
Product manual - IRB 6660 123
3HAC028197-001 Revision: S
© Copyright 2007-2018 ABB. All rights reserved.
3 Maintenance
3.3.5 Inspecting the oil level in axis-6 gearbox