BRAVO MAXIMA II
Operating manual - English
30
Copyright Silca 2011
7.14
Replacing the 2 speed motor
1) Turn the machine off and unplug it.
2) Remove the swarf tray.
3) Loosen the 2 screws (H1) on the cutter cover (H)
and remove (fig. 38, page 28).
4) Loosen the 3 screws (T1) on the central cover, raise
slightly and remove, tipping a little (fig. 38, page 28).
5) Loosen the 3 screws (T2) (fig. 39, page 28) on the
belt cover and remove (pull towards the front of the
machine).
6) Pull the commutator knob (C1) off and loosen the 2
fixing screws (C2) (fig.36, pag.27).
7) Turn the machine onto its back-hand side.
8) Loosen the 7 screws (W) and 2 feet (W1) and
remove the bottom safety plate (W2) (fig. 31, page
24).
9) Pull the commutator downwards (fig. 37, page 27)
and disconnect the 6 motor wires from their
connections (fig.43).
Fig. 43
10) Loosen the fairlead (U5) (fig.44).
11) Loosen the grub screw/nut (U4) (fig.42) in order to lower the belt tightening pulley and pull the belt off
the motor pulley.
12) Loosen the 4 fixing screws on the motor (fig.44) and remove, paying attention to the wire.
13) Loosen the grub screw (U6) on the motor pulley (fig.45). Remove the pulley and fit to the new motor.
Secure by tightening the grub screw (U6).
14) Fit the new motor into its housing, taking care to put the wires through first, then secure with the 4
screws (U7).
15) Tighten the fairlead (U5).
16) Fit the belt, first in the motor pulley then (forcing a little) in the bigger pulley, turning manually.
17) Tighten the grub screw/nut (U4) until the belt is properly tightened (fig. 42, page 29).
18) Replace the belt cover and fix with the 3 screws (T2) (fig. 39, page 28).
19) Replace the central cover and fix with the 3 screws (T1) (fig. 38, page 28).
20) Replace the cutter cover and fix with the 2 screws (H1) (fig.38).
21) Turn the machine onto its back-hand side.
22) Connect the 6 motor wires to the commutator (fig.43).
23) Push the commutator upwards to replace it in its ideal seat. Fix with the 2 screws (C2). Fit the knob
(C1) (fig. 36, page 27).
24) Replace the bottom plate and fix with the 7 screws (W) and 2 feet. Fit the swarf tray.
Fig. 44
Fig. 45
U5
U7
U7
U6
