Silca Quattrocode Operating Manual page 43

QUATTROCODE
9.8 Replacing the 3rd ST2DRV module - B axis step motor
1) switch off the machine and disconnect the supply wire.
2) detach the cover (O) (chap. 9.5, page 40).
WARNING: do not bend the cover during this operation as the attachment hooks could easily be
broken.
3) disconnect the plug 1 from the supply module.
4) disconnect the wires:
- 2 (Y axis motor)
- 3 (X axis motor)
- 4 (module supply board)
- 5 (A axis motor)
- 6 (Z axis motor)
- 7 (module supply board)
- 8 (B axis motor)
- 9 (module supply board)
5) loosen the four screws (W) securing the module (it is not necessary to remove them) (fig. 38).
6) slide the module from the rack and replace with a new one after positioning the commutator
(W3) (fig. 38).
COMMUTATOR W1 = 4 (not in use)
COMMUTATOR W2 = 5 B axis motor selection
N.B.: use a suitable screwdriver to turn the commutator (W1); if it is damaged the whole
module will be affected.
7) secure the new module with the four screws (W) and re-connect wires 2/3/4/5/6/7/8/9 and
plug 1.
Fig. 38
1
2
3
4
5
6
7
8
9
W
3rd ST2DRV
MODULE
Copyright Silca 1999
Operating manual - English
W2
W1
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