Replacing The External Fan; Preparatory Work - Fronius Primo 4.5-1 Serviceanleitung

Replacing the external fan

Preparatory work

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Replacing the ex- Replacing the right external fan:
ternal fan
(3)(4)
WARNING! An electric shock can be fatal.
Follow the five safety rules.
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
(1)
(2)
(5)
Disconnect the Molex plug (2)
1
Release the cables from the clamping
2
noses and feed them out
Turn the inverter carefully so that the
3
back is accessible
Remove the two 5x14 mm TX25
4
screws (3)
Release the fan holder (5) locking de-
5
vice (4) and open the holder
(4) (3)
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