Main Broom Motor Electrical Input Check; Main Broom Motor Carbon Brush Check And Replacement - Nilfisk-Advance SR 1101 B Service Manual

ENGLISH
SWEEPING SYSTEM
MAIN BROOM MOTOR CARBON BRUSH CHECK AND REPLACEMENT [for SR 1101 B - SR 1101 P]
Check
1. Remove the main broom motor (see the procedure in the relevant paragraph).
2. Remove the nuts (A) and the cover (B) at the cabinet bench.
3. Remove dust and dirt from the motor exterior part; then disengage and remove the clamp (C).
4. Lift the retaining spring (D) of each carbon brush, then remove the four carbon brushes (E).
5. Check the four carbon brushes for wear. The carbon brushes are worn when there is not sufficient contact with the motor
armature, because of their use, of the contact surface which is not integral or because the thrust spring is broken, etc.
Replacement
6. If necessary, remove the carbon brushes to replace them, by removing the nuts (F) and disengaging the lead-in wires (G).
Reset
7. Reassemble in the reverse order of disassembly.
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SERVICE MANUAL
1464022000(1)2009-04 SR 1100S B - SR 1100S P
S301250