8-67
The carbon brushes of the traction mo-
tor drive must be at least 6-8 mm long.
The isolation of the power cables of the
motor and the electrobrake, must be
complete in all their parts and do not
show signs of cracks. The cables must
demonstrate flexibility. The activation
lever of the electrobrake should activate
only if a certain push is applied.
• With electrobrake engaged and the
machine not powered, the machine
itself should not move.
• With electrobrake engaged and the
machine powered but not moving,
the machine itself should not move.
• With electrobrake engaged, when
acting the traction, the machine it-
self have to move.
Lifting the machine to make the rear
wheels neutral, by spinning a wheel (in
any sense) the other should turn in the
opposite direction.
Maintenance (to perform every 600h)
Motor carbon brushes replacement:
• Put the machine in safe conditions.
• Remove the protection plastic cov-
ers.
• disconnect the carbon brushes from
the electrical connection to the mo-
tor.
• Replace the carbon brushes being
careful not to ruin them during as-
sembly.
• Proceed to reverse operations for re-
assembly.
8.4.5 Rear Wheels
Check (to perform every 150h)
The wheel surface, must always be in
good condition.
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