PLDC04452
REVISION 00
December 23, 2020
TECHNICAL OFFICE
Stavale
7
Unscrew the two screw
E
that fasten the carbon brush support
F
.
8
Take care when handling the carbon brush support
F
, as it contains the spring that presses
the carbon brush against the rotor, which may propel out the carbon brush
9
Lift the carbon brush support
F
and remove the motor carbon brush
G
.
10
Measure the carbon brush: if the length is between 23,7 mm / 0,93 in (maximum), and
5,0 ± 1 mm / 0,2 ± 0,04 in (minimal), the carbon brush is still working, otherwise it must be replaced.
11
Repeat the operation for the second carbon brush.
1
Replace the suction motor performing the dismantling operations in reverse.
2
Test the correct operation of the suction motor, see paragraph B 1.1.
Reassembly
C
E
F
Fig. 21
G
F
5,0 ± 1 mm
23,7 mm /
0,93 in
Fig. 22
0,2 ± 0,04 in
16 of 68
