2 Installation and commissioning
2.5.5. Manually releasing the brakes, external brake release unit
3HAC022033-001 Revision: E
76
©
Co
py
rig
h
t 200
4 - 20
08 ABB.
All r
ig
h
ts r
e
se
rv
ed
.
Connectors, external brake release unit
The illustration below shows the connectors on the robot and on the external brake release
unit.
xx0200000081
Releasing the brakes
This section describes how to release the holding brakes when the robot is equipped with an
external brake release unit.
A
Rear connector plate
B
Connector R1.MP
C
Connector R1.BU
D
External brake release unit
E
Connect to R1.BU
Action
Note
1. Remove the
rear cover plate
from the base of the
robot by unscrewing its attachment screws and plain
washers.
Shown in the figure
2. Locate the free connector, connected to the rear of
connector
R1.MP
, behind the rear connector plate.
Make sure it is designated
R1.BU
.
Shown in the figure
external brake release unit on
page 76
3. Connect the
external brake release unit
to the
connector R1.BU.
Art. no. is specified in section
.
Continued
Continues on next page