5 Drive unit replacement
___________________________________________________________________________________________________________
5.2 Three-way loudspekaer
5.2.1 XY-3B
Procedure
Removing and reinstalling the grille.
(1)
(2)
(3)
Remove the 16th countersunk bolts from the grille. (Fig.
5-2-1-A)
Remove the grille from the enclosure.
Reverse the above steps when placing the grille back to
the enclosure. The grille should be placed back in the
same orientation before it was removed.
Required tools
For grille
・
4mm hex key
For LF drive unit
・
5mm hex key
For MHf Horn
・
4mm hex key
For MF drive unit
・
5mm hex key
For HF drive unit
・
xx m hex s pa nner
Fig.5-2-1-A
Part list
Part Name
Qty
Service Part No.
Note
Grille
-
-
Grille
1
04X914
-
M6 countersunk bolt1
16
06B360
M6 x 30mm (P=1.0), 4mm
countersunk socket bolt for grille
LF section
-
-
LF drive unit
2
PT-XY3LF1
-
M6 socket head bolt1
16
06B304
M6 x 30mm (P=1.0), 5mm socket
head for MF drive unit
Flat Washer
16
06D006
M6, for LF drive unit
Spring Washer
16
06D0075
M6, for LF drive unit
Moulded Bi-horn
-
-
Moulded Bi-horn set
1
02X999
M6 countersunk bolt2
12
06B361
M6 x 40mm (P=1.0), 4mm
countersunk socket bolt for horn
M10 countersunk bolt
2
06B530
M10 x 35mm (P=1.5), 6mm
countersunk socket bolt for horn
MF section
-
-
Chamber
1
02X004
M6 socket head bolt1
8
06B304
M6 x 30mm (P=1.0), 5mm socket
head for MF drive unit
Flat Washer
8
06D006
M6, for chamber
Spring Washer
8
06D0075
M6, for chamber
Heatsink
1
05X030
-
MF drive unit
1
PT-XY3MF1
-
M6 socket head bolt2
8
06B307
M6 x 45mm (P=1.0), 5mm socket
head for MF drive unit
Flat Washer
8
06D006
M6, for MF drive unit
Spring Washer
8
06D0075
M6, for MF drive unit
HF section
-
-
HF drive unit
1
PT-XY3HF1
Include the following items.
M6 stud bolt
2
-
M6 x 30mm (P=1.0), stud bolt for
HF drive unit
Nut
2
-
M6, 10mm width across flat
Flat Washer
2
-
M6, for HF drive unit
Spring Washer
2
-
M6, for HF drive unit
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