ABB PSTX370 Service Manual page 66

4. Remove first internal phase bar
1
Loosen (2x)
the first internal phase bar. Note that one screw is
mounted on cooling tower.
5. Remove angle brackets
4
1
Loosen (4x)
two angle brackets. Note that outer screws of each
bracket are mounted to cooling towers.
6. Remove bottom bar holder
1
Slightly untighten screw from the middle phase
Hexagon no. 8 M10x40.
2
Loosen (2x)
holder outwards from unit.
7. Loosen screws from bypass contactor
1
Loosen (6x)
the phases on the bypass contactor.
2
Remove phase rails by pulling them outwards
from bypass contactor.
3
Loosen (4x)
the bypass contactor.
Service PSTX470...570 | Service Manual |
66
Torx 30 M6x25 and remove
Torx 30 M6x25 and remove the
Torx 30 M6x16 and pull the bar
Hexagon no. 8 M10x40 from
Hexagon no. 4 M5x100 from
1SFC13105M0201
4
5
6
7
3
1
1
Tx 30
M6 x 25
4.6.1_4
Tx 30
1
M6 x 25
4.6.1_5
Tx 30
M6 x 16
1
Hexagon n. 8
M10x40
2
4.6.1_6
Hexagon n.8
M10x40
Hexagon n.4
M5x100
2
4.6.1_7