ABB SM3000 Instructions page 2

...3 Membrane Switch Sub-Assembly Replacement – Figs. 3.1 to 3.3
3) Stand the instrument on a protective surface to prevent damage to the exterior finish and screen.
4) Remove the chassis from the display molding – see Fig. 3.2.
1
Disconnect
membrane switch
flexi-cable from
main board
3
Pivot bottom of
chassis away from
moulding...
...ensuring that
membrane switch
flexi-cable passes
through slot in front
plate
2
Information. Refitting is the reverse of removal.
Fig. 3.2 Removing the Chassis from the Display Molding
2
Lay instrument face
down on a protective
surface and remove
chassis securing
screws
(one each side)
4
Disengage lugs
from slots at top
of chassis and lift
chassis clear
of molding