ABB TMAX XT XT2 THERMOMAGNETIC Disassembly Instructions Manual page 19

Disassembly instruction tmaX Xt Xt2 tHermomaGnetic
6.11 PHASE 11 – TRIP UNIT COVER AND I3 ASSEMBLY
Tools Actions to be performed
Cross screwdriver
44
By means of the cross screwdriver unscrew the
3 screws fixing the trip unit cover to the trip
Torx key
unit.
No. 8
Pliers
Flat screwdriver
46
Manually push the 3 I3 assemblies as indicated
by the arrow.
48
Manually separate the I3 support and the I3
group.
45
By means of the torx key unscrew the 4 screws
fixing the trip unit cover to the trip unit.
47
By means of the pliers remove the spring
mounted on the I3 assembly.
49
Manually remove the 3 screws located on the
top of the trip unit.
19