Minuteman ERide 21, Руководство по обслуживанию

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9.5 DRIVE MOTOR CARBON BRUSHES
Check
1 If you need to check all four carbons remove the drive motor (See the 1. If you need to check all four carbons, remove the drive motor (See the
procedure in the specific paragraph).
2. Release and remove the strap (1, Figure 9-5 ) of the drive motor (2) after
you have cleaned externally the motor of dirt and dust.
3. For each of the four carbons, lift the retaining clip (3) and extract the
carbons (4). carbons (4).
4. Check the state of wear of the four carbons; the carbons are worn when
sufficient contact with the armature of the motor is not provided because of
their consumption, the non-integrity of the contact surfaces, broken thrust
spring, etc.
Replacement
5. If necessary, remove the carbons to replace them, after having unscrewing
the nuts (D) and freed the terminal lug (6).
Restoring
6 Reassemble by reversing the sequence of operations performed for 6. Reassemble, by reversing the sequence of operations performed for
disassembly.