Operating manual - English
QUATTROCODE
36
Copyright Silca 1999
9.2
Maintenance operations
• Spindle belt replacement
• Belt tension
• Checking and replacing the fuses
• Replacing the circuit boards in the electronic rack
• Replacing the keypad/display
• Replacing the electronic rack
• Access to the motor compartment
9.3
Belt replacement and tension
1) loosen the 2 side screws (L2) and remove the belt cover (L1) by pushing upwards (fig. 25);
2) loosen the seven fixing screws (Z1), remove the top cover (Z) and push upwards, making sure
the keypad wiring (Z2) is detached (fig. 25);
3) partly loosen the two nuts (Y) securing the motor, using the special elbow wrench (Y4) and
rod (Y3) (both provided), as shown in fig. 26;
4) use the special rod provided (Y3) to move the tension eccentric (Y1) and loosen the belt;
5) take the belt off the pulleys;
6) detach the spindle release motor connector (Y2) (fig. 26);
7) remove the worn belt;
8) fit the new belt and re-connect the spindle motor connector (Y2), taking care that the motor
wiring does not come into contact with the belt;
9) place the belt onto the pulleys.
WARNING:
when the belt has been replaced, check the direction of rotation.
10) adjust tension with the tension eccentric cam (Y1) then secure the cutting tool motor by
tightening the two nuts (Y) (fig. 26).
Fig. 25
Fig. 26
L1
L2
Z2
Z
Z1
Y3
Y2
Y
Y1
Y
Y3
Y4
Summary of Contents for Quattrocode
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