Nilfisk-ALTO SR 1900 - Manual (Page 19)

ENGLISH / A-19
FORM NO. 56041656 - Exterra™ / SR 1900 - A-19
FIGURE 3
SIDE BROOM MAINTENANCE
To replace the Side Broom...
1 See Figure 3. Raise the hopper until the side broom is approximately at chest height.
2 Grab hold of the side broom with both hands and rotate until the ring end of the Hitch Pin (A1) is facing toward the rear of the hopper. NOTE:
The side broom(s) will only rotate freely in one direction.
3 Remove the Hitch Pin (A1) and pull the Side Broom (A2) off of the motor shaft.
4 Slide the new broom onto the motor shaft, line up the pin hole and reinstall the Hitch Pin (A1).