Fronius Primo 3.0-1, Service Manual, Page: 121 / 160

121
EN
Replacing the external fan
Preparatory work
Set the DC disconnector to OFF
Disconnect the AC supply
Remove the DATCOM cover
Disconnect the data communication cables if necessary
Release the device from the wall bracket and remove.
Remove the power stage set cover
Replacing the ex-
ternal fan Replacing the right external fan:
Disconnect the Molex plug (2)
Release the cables from the clamping
noses and feed them out
Turn the inverter carefully so that the
back is accessible
Remove the two 5x14 mm TX25
screws (3)
Release the fan holder (5) locking de-
vice (4) and open the holder
WARNING! An electric shock can be fatal.
Follow the five safety rules.
1
2
3
4
5
6
(1)
(2)
1
2
3
(3) (4) (3)(4) (5)
4
5