Nilfisk Advance SC450 Instructions D'utilisation page 22

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ENGLISH
SQUEEGEE CLEANING
NOTE
The squeegee must be clean and its blades must be in good conditions in order to get a good drying.
CAUTION!
It is advisable to wear protective gloves when cleaning the squeegee because there may be sharp debris.
1. Drive the machine on a level floor.
2. Make sure that the switches (41 and 42) are turned to "0".
3. Lower the squeegee (21) with the lever (7).
4. Loosen the handwheels (22) and remove the squeegee (21).
5. Disconnect the vacuum hose (10) from the squeegee.
6. Wash and clean the squeegee (Fig. 6). In particular, clean the compartments (A) and the vacuum hole (B) from dirt and debris.
Check the front blade (C) and the rear blade (D) for integrity, cuts and tears; if necessary replace them (see the procedure in
the following paragraph).
7. Install the squeegee in the reverse order of removal.
SQUEEGEE BLADE CHECK AND REPLACEMENT
1. Clean the squeegee (Fig. 6) as shown in the previous paragraph.
2. Check that the edge (E) of the front blade (C) and the edge (F) of the rear blade (D) lay down on the same level, along their
length; otherwise adjust their height according to the following procedure:
• Remove the tie rod (G), disengage the retainers (M) and adjust the rear blade (D); then engage the retainers and install the
tie rod.
• Loosen the handwheels (I) and adjust the front blade (C); then tighten the handwheels.
3. Check the front blade (C) and rear blade (D) for integrity, cuts and tears; if necessary replace them as shown below. 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:
• Remove the tie rod (G), disengage the fasteners (M) and 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.
4. Connect the vacuum hose (10) to the squeegee.
5. Install the squeegee (21) and screw down the handwheels (22).
6. If necessary, adjust the squeegee balance adjusting handwheel (23).
C
L
I
J
E
20
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INSTRUCTION FOR USE
D
K
F
M
SC450 - 9099602000
I
C
A
D
Figure 6
I
A
B
G
M
P100666
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