Page -12-
N.A.C.E.
Operator's Manual -
SM1200 & SM1600
Steel Core Brush
WARNING: Turn off the switch and disconnect
unit from electrical supply before replacing
brush strips.
1. New brush strips inserts are supplied in sets. To
replace, first disconnect the machine from the
electrical outlet.
2. Remove the brush roll, see the section "How to
Replace the Belt."
3. Take the rubber end cap cover from the end of the
brush roll.
4. Remove end cap (figure 9, item A) and bearing retainer
(figure 9, item B).
5. Push the exposed end of the shaft (figure 9, item C)
through the opposite end of the brush roll.
6. Pull out the worn brush strips (figure 9, item D) with
pliers and slide in new ones of the same length,
inserting the rounded end first.
7. Fit the track on either side of the brush strip securely
into the brush roll slot.
8. Replace the other brush strips from the opposite end of
the brush roll.
9. Return shaft (figure 9, item C) and align the indentation
of the bearing retainer (figure 10, item B) with the brush
strip on both ends. Seat firmly.
10. Tighten endcaps (figure 9, item A).
NOTE:
Endcap covers are color coded. Reinstall the
brush assembly with the color coded endcap cover and
the color coded main frame base.
11. Add the end cap cover.
12. When properly assembled, the brush roll should rotate
freely between the two end caps.
13. Check the condition of the belt; change if necessary.
Replace the roll belt bottom plate, see the section
"How to Replace the Belt".
Lubrication
Do not oil the motor. The motor in this machine is
permanently lubricated and sealed. Do not oil the motor at
any time.
Electrical Maintenance
WARNING: Electric repairs and maintenance
must be done by authorized personnel only.
Return the machine to a N.A.C.E.Authorized
repair location.
MAINTENANCE (CONT.)
Figure 9
Figure 10
A
B
D
C
B
