114
Replacing components behind the front panel
Replacing the 8
kW primary pow-
er module
Removing the primary power module:
Remove the front panel and the AC
connecting plate (see the "Opening the
device" section)
Detach the mains cable (L1, L2, L3, N)
from the primary power module
Undo the eight 5x10 TX25 tapping
screws (1, 2, 3)
Undo the ribbon cable connection (4)
to the P-control
Remove the axial fan (5) from the
strain-relief device and disconnect it
from the primary power module
When removing it from the primary po-
wer module, make sure that the trans-
former/inductor connections (2, 3) are
threaded out and that the PFC inductor
connection to the primary rectifier is
disconnected
(L1)
(L2)
(L3)
(N)
1
2
(5)
(4)(1)
(1)(1)
(1)(1) (2) (3) (3)
NOTE! The connections marked
by a circle with a line through it
must not be disconnected
NOTE! As an option, the assem-
bly aid can be mounted onto the
bottom of the device by means of
two 5x12 TX25 screws, in order to
facilitate fitting and disassembling
the primary power module
3
4
5
6
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