ABB EMAX 2 E4.2 Instruction Handbook Manual page 20

20
INSTRUCTION HANDBOOK
72
By means of the torx key unscrew the 4 screws
fixing the backplane to the trip unit main
structure.
74
By means of the torx key unscrew the 4 screws
fixing the trip unit case to the trip unit back
cover.
76
By means of the flat screwdriver unhook the
trip unit case from the trip unit back cover.
73
Manually complete the removal operation of
the backplane.
75
By means of the cutter start removing the
blind label located on the side of the trip unit
main structure and by means of the pliers
complete the operation.
77
Manually remove the release case from the
cover.