ABB IRB 6600 - 175/2.55 User Manual page 249

Illustration IRB
The illustration below shows the connectors on the manipulator and on the external brake
7600, external
release unit.
brake release unit
connectors
xx0200000081
A
B
C
D
E
Required equip-
ment
Equipment
External brake release unit
External brake This section details how to release the holding brakes when the robot is equipped with an
release unit (only
external brake release unit (only IRB 7600).
IRB 7600)
When releasing the holding brakes, the manipulator axes may move very quickly and some-
times in unexpected ways! Make sure no personnel is near the manipulator arm!
Step
3HAC 16245-1
A B
D
E
Rear connector plate
Connector R1.MP
Connector R1.BU
External brake release unit
Connect to R1.BU
Action
1. Remove the rear cover plate on the base of
the manipulator by unscrewing its attach-
ment screws and plain washers
A
4 On-site Installation
4.1.4 Manually releasing the brakes
C
Art. no.
3HAC 12987-1
Info/Illustration
Shown in Illustration, IRB 7600 exter-
nal brake release unit connections on
page 46!
47