ABB PSTX370 - Page 27

1SFC13105M0201 | Service Manual | Service PSTX210...370 27
4. Disconnect the thermal sensor cable and fan
cables from the PCBA
1
Disconnect the three fan cables from their
terminals on the PCBA using a long-nose plier.
2
Disconnect the thermal sensor cable from its
terminal on the PCBA using a long-nose plier.
3
Slide out the cables from the cable holders
located on bracket.
5. Remove the PCBA
1
Gently loosen the PCBA from the bracket
pegs and lift it upwards from unit. Make sure the
rubber bushings stays mounted on the PCBA when
removed. Dispose of expended PCBA.
6. Place new PCBA
Note that rubber bushings shall be mounted on the
PCBA prior to assembly.
1
Align the new PCBA to bracket pegs.
2
Gently press the PCBA onto the bracket pegs
until it is firmly fitted.
7. Connect thermal sensor cable and fan cables
to PCBA
1
Place the cables in the cable holders located on
bracket.
2
Connect the three fan cables to their terminals
on the PCBA.
3
Connect the thermal sensor cable to its terminal
on the PCBA.
2
4
3.4.1_4
1
3
5
3.4.1_5
1
6
3.4.1_6
1
2
2
1
7
3.4.1_7
3
3