Replacing The Overvoltage Pc Board - Symo - Fronius Symo 10.0-3-M Serviceanleitung, Ersatzteilliste

Replacing the
overvoltage PC
board - Symo
The SymoPS DC power board from version V1.
4A_B already has an integrated overvoltage function. If the SymoPS DC replacement PC
board is version V1.4A_B or higher, any existing OVP SYMPRI overvoltage PC board must
be removed.
Removing the overvoltage PC board:
140
NOTE!
(1) (3)
(4)
(2)
WARNING!
Observe the safety rules (see the begin-
ning of the "Safety" section)
Take the inverter out of the wall bra-
1
cket and open it (see "Opening and
closing the device" section)
Remove the insulation sheet (1)
2
Undo the three 4x9 TX20 screws of the
3
cable connections (2)
Undo the two 4x9 TX20 screws (3)
4
Undo the plug connection to the PS(4)
5