Change The Fans - ABB PSTX370 Service Manual

3.5.1

Change the fans

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
3
1
Remove the PCBA bracket by lifting it upwards
from unit.
2. Remove fans
1
Loosen (3x)
fans without damaging the plastic support pegs.
2
Carefully pull out the three already disconnected
fan cables. Dispose of expended fans.
3. Place fans
1
Thread the fan cables through the cable inlets.
2
Align the fans to the support pegs and attach
them into position on fixture.
3
Fasten fans with (3x)
(1,3Nm).
4. Place PCBA bracket
1
Align the bracket rails to their fixing point to unit
and place the PCBA bracket into position.
REASSEMBLE THE SOFTSTARTER
Place PCBA, cables and front cover
Place the PCBA, connect all cables and install the
front cover as described in chapter 3.4.1, step
6-10.
Connect main power cables and control
cables
Connect the main power cables and the control
cables as described in chapter 3.3.4, step 1-2.
Service PSTX210...370 | Service Manual |
30
Torx 25 3,5x12 and remove the
Torx 25 3,5x12
1SFC13105M0201
1
2
3
2
4
1
3.5.1_1
Tx 25
3,5x12
2
1
3.5.1_2
1
Tx 25
3,5x12
3
(1,3Nm)
3.5.1_3
1
3.5.1_4