Fronius Primo 3.0-1 - Page 118

118
Remove the control switch with shaft
(2) downwards
Remove the four 4x9 mm TX20 screws
(3) and take the disconnector out of the
wall bracket.
Remove the hidden fuse (4) from the
DC disconnector
* Note:
the strain-relief device is still
connected to the DC disconnector
in the illustration.
The strain-relief device can be loo-
sened to disconnect the AC and DC
cables and must be removed from
the DC disconnector when the DC
disconnector is removed.
Installing the DC disconnector:
Attach the hidden fuse (4) to the new
DC disconnector
Place the new DC disconnector with
hidden fuse in the wall bracket and se-
cure using four 4x9 mm TX20 screws
(3)
Tightening torque = 2 Nm
2
(2)
2
(3)
(3)(3)
(3) (4)
*
3
4
(3)
(3)(3)
(3) (4)
*
1
2