Replacing The Transformer; Removing The Transformer; Installing The Transformer - Fronius TransTig 170 Service Manual

Replacing the Transformer

Removing the
transformer
Installing the
transformer
26
(1)
(3)
(2)
(2)
(6) (7) (8)
(4) (5)
(3)
(2)
(1)
Open housing as described in chapter
1
"Opening the housing"
(4)
Remove the HF 190 PC board accor-
2
ding to the chapter "Replacing the HF
190 PC board".
Disconnect the remote control cable
3
(1).
Loosen 4 M5x12 TX25 screws (2) for
4
the transformer cables.
Loosen hexagonal bolt SW 19 mm (3).
5
Disconnect push-in connection (4)
6
from the power connector.
Loosen nut (5) size 19 mm and remove
7
front panel.
Loosen 4x20 mm TX20 screw (6).
8
Disconnect the transformer cables (7)
9
from the terminals.
Loosen 2 4x20 TX20 screws (8)
10
(4) (5)
Remove the transformer.
11
Insert the transformer (4) and secure it
1
(6) (7) (8) (9)
with 2 4x20 TX20 screws (5).
Tightening torque = 2.1 Nm.
Route secondary (1) and primary (2)
2
transformer cables as shown.
Position the front panel (8) and insert
3
the remote line (7) as shown.
Install the cable lug (6) with nut size 19
4
mm and washer on the power connec-
tion (9).
Connect push-in connection (3) to the
5
power connection (9).