Fronius MTG 2100 S, Service Manual

Page: 27 / 64

Replacing the LSTMAG20 PC board
Removing the
LSTMAG20 PC
board
(1)
(1)
1
Open housing as described in section
"Opening the housing"
2
Unplug all connectors (1) from the
LSTMAG20 PC board
(2)
(2) (2) (2)
(2) (3) (3)
(3) (3)
3
Undo the five TX25 screws (2) and
remove the leads
4
Undo the four TX20 screws (3) and
remove the leads
(5)
(6) (5) (5)
(5)
(5) (4)
(7)
5
Undo the eight TX20 screws (4)
6
Undo the five TX20 screws (5)
7
Undo the four TX20 screws (6)
8
Insert the screwdriver into the hole (7)
on the LSTMAG20 PC board and turn
to detach the PC board from the heat
sink
9
Remove the LSTMAG20 PC board
10
Clean the heat sink
27
EN