Nilfisk-ALTO 653B Carpet Cleaner User Manual


 
9097058000(2)2009-10 A SCRUBTEC 653B – 653BL – 651BCL – 661BL 25
USER MANUAL
ENGLISH
SQUEEGEE BLADE CHECK AND REPLACEMENT
Clean the steel squeegee (Fig. 6) or the aluminium squeegee (Fig. 7), as shown in the previous paragraph.1.
Check that the edges (E, Fig. 6 or 7) of the front blade (C) and the edges (F) of the rear blade (D) lay down on the same level, 2.
along their length; otherwise adjust their height according to the following procedure:
Release the tie rod (G, Fig. 6 or 7) and loosen the wing nuts (H, Fig. 6), or disengage the retainers (M, Fig. 7) and adjust
the rear blade (D, Fig. 6 or 7), then tighten the wing nuts, or engage the retainers, and then engage the tie rod.
Loosen the handwheels (I) and adjust the front blade (C, Fig. 6 or 7); then tighten the handwheels.
Check the front blade (C, Fig. 6 or 7) and rear blade (D) for integrity, cuts and tears; if necessary replace them according to the 3.
following procedure. Check that the front corner (J) of the rear blade is not worn; otherwise, overturn the blade to replace the
worn corner with an integral one. If the other corners are worn too, replace the blade according to the following procedure:
Release the tie rod (G), remove the wing nuts (H) or disengage the retainers (M), remove the retaining strip (K), then
replace/overturn the rear blade (D). Install the blade in the reverse order of removal.
Unscrew the handwheels (I) and remove the retaining strip (L), then replace the front blade (C). Install the blade in the
reverse order of removal.
After the blade replacement (or overturning), adjust the height as shown in the previous step.
Connect the vacuum hose (15) to the squeegee.4.
Install the squeegee (25) and screw down the handwheels (26).5.
If necessary, adjust the squeegee balance adjusting handwheel (27).6.
S311320
Figure 6
I
B
A
M
G
A
D
C
I
M
K
F
J
E
D
C
L
I
S311321
Figure 7