Nilfisk-Advance SC3000, Руководство по обслуживанию

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Recovery System 59 Service Manual – SC3000
Vacuum System Motor Carbon Brush Check/Replacement
1. Remove the vacuum system motor (see the procedure in the following paragraph).
2. At the workbench, remove the screws and the cover (A) from the vacuum system motor (B).
3. Remove the screws (C).
4. Disconnect the electrical connections (D).
5. Remove the carbon brushes (E).
6. Check the carbon brushes (E) for wear. Replace the carbon brushes when:
◦ The contact with the motor armature is insufficient
◦ The carbon brushes are worn,
◦ The carbon brush contact surface is not integral,
◦ The carbon brush when the stroke residual is less than 0.12 in (3 mm),
◦ The thrust spring is broken, etc.
7. If necessary, replace the carbon brushes. Replace the carbon brushes as an assembly.
8. Assemble the components in the reverse order of disassembly.
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