1SFC13105M0201 | Service Manual | Service PSTX210...370 31
3.5.2 Change the Bypass contactor
DISMANTLE THE SOFTSTARTER
Remove main power cables and control
cables
Disconnect the main power cables and the control
cables as described in chapter 3.3.3, step 1-3.
Remove cover and PCBA
Dismantle the front cover, all cables and the PCBA
as described in chapter 3.4.1, step 1-5.
1. Remove PCBA bracket
1
Remove the PCBA bracket by lifting it upwards
from unit.
2. Disconnect flexible bars
1
Loosen (3x) Torx 30 M6x25 (one screw per
phase) to disconnect the flexible bars.
3. Remove bypass contactor
1
Loosen (4x) Torx 25 M3x8 from the bypass
contactor.
2
Loosen (3x) Torx 30 M6x25 from the
bypass contactor.
3
Remove the bypass contactor (including cable)
by lifting it upwards from unit. Dispose of expended
bypass contactor.
1
3.5.2_1
1
Tx 30
M6 x 25
2
3.5.2_2
1
Tx 30
M6 x 25
Tx 25
M5 x 18
3
3.5.2_3
1
2
3
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