Removing The Lca15 Board; Fitting The Lca15 Board - Fronius Transpocket 1500 Erdstrom Serviceanleitung, Ersatzteilliste

Removing the
LCA15 board
(continued)
Fig.6
Fitting the LCA15
board
Fig.7
Fig.8
Fig.9
(48)
Fig.10
(44) (1)
(48)
(44)
64
Note! When detaching the
(45)
LCA15 board (1), make sure that
you do not kink or pinch any
cables, or subject them to tensile
strain.
- Carefully detach the LCA15 board (1)
from the heat sink
Note! When disconnecting the
transformer leads (44) for the
LCA15 board, squeeze the
WAGO connectors (45)
completely together.
- Disconnect the "LCA15 board
transformer leads" (44)
- Pre-clean the heat sink with contact
spray and a non-linting cloth
- Remove any contamination or
unevenness from the heat sink with
fine abrasive paper (grain P 500 or
finer)
- Clean the heat sink with contact spray
and a non-linting cloth
- Peel off the protective film (46) from
the transistor module (47)
(46)
(47)
Note! Before mounting the
LCA15 board, check that the
M4x17 earthing stud (48) - width-
across 7 - is mounted firmly. If
necessary, tighten it with a torque
of 2 Nm.
Note! When connecting the
transformer leads (44) for the
LCA15 board, squeeze the
(45)
WAGO connectors (45)
completely together. There is no
need to worry about correct
polarity here.
- Insert the "LCA15 board transformer
leads" into the WAGO connectors (45)
(see arrows) as far as they will go, and
check that they are firmly fixed.