PLDC01938
REVISION 00
01/06/2011
TECHNICAL DEPT
Stavale
- date 05/09/2011
179/195
D2.1 Removing the functions circuit board
Disassembly
1
Move the machine onto a flat dry area of floor.
2
Brake the machine by pressing the pedal to put the parking brake on.
3
Place the ignition key in the “0” position and disconnect the batteries from the main machine wiring.
4
Remove the bumpers, footplate and front panel.
5
Identify the functions board and disconnect the positive wire A and negative wire B powering the circuit
board, the two negative wires C of the brush motors and the suction motor signal wire D.
6
Unscrew the two plastic screws E fixing the circuit board to the plate.
7
When removing the circuit board, pay attention to the plastic washers F which, together with the screws E,
electrostatically insulate the circuit board from the rest of the electronics.
8
Replace the board with a new one.
Reassembly
1
To mount the new functions circuit board, perform the disassembly operations in reverse.
2
Remember to insert the plastic washers F between the circuit board and the electronics plate and to
fix with the plastic screws E.
C
D
E
PHOTO 368
F
E
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