4 Repair
4.8.3 Replacing the axis-2 gearbox
Continued
2
3
The three areas of screws that secure axis-2 gearbox to lower arm
The axis-2 gearbox is attached to the lower arm with attachment screws arranged
in three areas. Use this figure to understand the position of the three areas, when
performing this procedure.
xx1500002975
The order when removing the attachment screws: area 1, then area 2, and last
area 3.
The order when attaching the axis-2 gearbox to the lower arm is reversed: area 3,
then area 2, and last area 1.
Robot position when removing screws in area 1
With the robot in this position it is possible to reach the screws in area 1 of screws
that secure the axis-2 gearbox to the lower arm.
1
2
Continues on next page
682
Action
Remove any tool or other equipment fitted
on the turning disc.
Drain the oil.
2
2
3
3
1
1
Action
Jog the robot to the specified position:
•
Axis 1: no significance as long as
the robot is secured to the founda-
tion.
•
Axis 2: 0°
•
Axis 3: +66°
•
Axis 4: 0°
•
Axis 5: 0°
•
Axis 6: No significance.
DANGER
Turn off all:
•
electric power supply
•
hydraulic pressure supply
•
air pressure supply
to the robot, before entering the robot
working area.
© Copyright 2015-2018 ABB. All rights reserved.
Note
See
Draining the axis-2 and axis-3 gear-
boxes on page
148.
Note
Product manual - IRB 8700
3HAC052853-001 Revision: F