ENGLISH
SERVICE MANUAL
44
909 6424 000(3)2007-12
BR 601 / BR 651 / BR 751 / BR 751 C
RECOVERY WATER SYSTEM
SQUEEGEE CLEANING/CHECK AND BLADE REPLACEMENT
WARNING!
It is advisable to wear protective gloves when cleaning the squeegee because there may be sharp debris.
Disassembly and cleaning
Drive the machine on a level fl oor.
Turn the ignition key (12) to "I".
Lower the squeegee (24) by pressing the switch (6).
Turn the ignition key (12) to "0".
Disconnect the vacuum hose (23) from the squeegee.
Loosen the handwheels (27) and remove the squeegee (24).
Wash and clean the squeegee. In particular, clean the compartments (A) and the vacuum hole (B) from dirt and debris. Check
the front blade (C) and rear blade (D) for integrity, cuts and tears; if necessary replace them as shown below.
Assemble the components in the reverse order of disassembly.
Check and replacement
Clean the squeegee as shown in the previous paragraph.
Check that the edges (E) of the front blade and the edges (F) of the rear blade lay down on the same level, along their length;
otherwise adjust their height according to the following procedure:
Disengage the fastener (G) and loosen the wing nuts (H) to adjust the rear blade (D); then tighten the wing nuts and
engage the fastener.
Loosen the wing nuts (I) to adjust the front blade (C); then tighten the wing nuts.
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:
Disengage the fastener (G), remove the wing nuts (H) and the retaining strip (K), then replace (or overturn) the rear blade
(D). Install the blade in the reverse order of removal.
Remove the wing nuts (I) and 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.
Assembly
Install the squeegee (24) and screw down the handwheels (27).
Connect the vacuum hose (23) to the squeegee (24).
If necessary, adjust the squeegee balance adjusting handwheel (28).
Lift the squeegee (24) by pressing the switch (6).
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