7 Servicing
RPF(I)-(1.0-2.5)FSN2E - Floor and Floor concealed type
SMGB0137 rev.0 - 05/2021
269
7
7.8.6 Removal of the printed circuit board (PCB)
1 Remove the air inlet grille as indicated in section “7.8.1 Removal
of the air inlet grille”.
2 Remove the air lter as indicated in section “7.8.2 Removal of the
air lter”.
3 Remove the front panel as indicated in section “7.8.4 Removal of
the front panel”.
4 Remove the side panel, removing the 3 set screws and pulling
the panel downwards.
5 Remove the panel from the electrical box after removing the four
set screws.
6 Remove the 2 set screws from the electrical box and release the
attachment from the top of the box. Turn the electrical box at a
90° angle.
Electrical box
panel
Screw
7 Press the four attachment points of the PCB using long-tipped
pliers and placing a nger next to the hole in the PCB before
removing the PCB.
Rear side of
the unit
Front side of
the unit
! CAUTION
• Do not touch the electrical components of the PCB.
• Do not apply force to the PCB, as this could damage it.
• Pay special attention to the position of the connectors on the PCB. An incorrect position during installation may damage the PCB
.
7.8.7 Removal of the thermistors from the liquid and gas piping
1 Remove the air inlet grille as indicated in section “7.8.1 Removal
of the air inlet grille”.
2 Remove the air lter as indicated in section “7.8.2 Removal of the
air lter”.
3 Remove the front panel as indicated in section “7.8.4 Removal of
the front panel”.
4 Remove the side panel, removing the 3 set screws and pulling
the panel downwards.
5 Disconnect the wiring from the thermistor and remove the
thermistor.
Side panel
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