For PSTB370. Rem ove the five screws the bar holder.
For PSTB570.exchange the Main Contacts, Arc Chutes or
Coils see Operating instruction for Contactors.
Go step 17
9.470 1SFC 380003-89..1050 1SFC 380023-en.
13.
....
12. it’ only three screws the front the bar
holder, the other two screws are the bottom. Unfasten the six hex socket head cap screws. Rem ove the cables from contactor coil. Disconnect the flexibar from the contactor
10.
11
