3 Maintenance3.3.4. Inspection, oil level gearbox axis 41233HAC020993-001 Revision: G© Copyright 2004-2008 ABB. All rights reserved.3.3.4. Inspection, oil level gearbox axis 4Location of gearboxThe axis 4 gearbox is located in the rearmost part of the upper arm as shown in the figurebelow.xx0200000231Required equipmentA Oil plug, fillingB Oil plug, drainingEquipment, etc. Art. no. NoteLubricating oil 11712016-604 Mobilgear 600 XP320This is a common oil that can bereplaced with an equivalent oil fromanother manufacturer!Standard toolkit - The contents are defined in sectionStandard toolkit on page 388.Other tools and procedures maybe required. See references tothese procedures in the step-by-step instructions below.These procedures includereferences to the tools required.Continues on next page