Fronius Selectiva 2100 Service Manual page 115

(7) (6)
(7) (6)
Before replacing the primary power
7
module, the primary rectifier should be
checked - the value of the diode path
must be between 200 mV and 800 mV
Replacing the primary rectifier:
(7)
Unplug the cable connections (6) to the
1
primary rectifier
Undo the two 5x16 TX25 screws (7)
2
and remove the primary rectifier
Clean the cooling element, making
3
sure to remove all the heat transfer
medium residue
Remove the blister packaging from the
4
primary rectifier
NOTE! The PCM material of the
primary rectifier must not be
scratched or removed
Place the primary rectifier in position
5
(7)
and fit it with two 5x16 TX25 screws (7)
[3 Nm]
Establish the cable connections (6) to
6
the primary rectifier in the correct se-
quence
115