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ENGLISH USER MANUAL
MAINTENANCE
To keep the machine performing well for many years, please follow the following maintenance procedures.
WARNING!
Always confirm that the machine is unplugged prior to performing any
maintenance or repairs!
WARNING!
Repairs are to be completed by Authorized Service Centers only.
Any repairs completed by unauthorized persons will void the warranty.
DAILY MAINTENANCE
1. Remove pad driver / brush and clean with approved cleaner.
2. Drain recovery and solution tanks completely and rinse out with clean water. Visually check the
recovery tank for debris and clean out as necessary.
3. Raise squeegee assembly off floor and wipe it down with a damp towel. Be sure to store the
squeegee in the up position.
4. Remove the float shut-off assembly and rinse it out with clean water.
5. Clean machine with an approved cleaner and a damp towel. Don’t spray water to clean the
outside of machine to avoid damage to motor and wiring.
6. Unplug vacuum motor from power source and hose cuff & remove the drain hose from the holder
prior to removing the recovery tank when performing maintenance.
VACUUM MOTOR MAINTENANCE
1. Contact your local Viper Distributor for any motor maintenance.
2. Check the vacuum motor brushes every 250 hours, Replace the brushes when they are worn to a
length of 10mm or less.
SQUEEGEE BLADE CHECK AND REPLACEMENT
1. Clean the squeegee (Fig. 4) as shown in the previous paragraph.
2. Check that the edge (M, Fig. 4) of the front blade (D) and the edge (N) of the rear blade (E) lay
down on the same level, along their length; otherwise adjust their height according to the
following procedure:
Open the Latch (A) to adjust the rear blade (E); then engage the Latch.
Loosen the Knob (G) and adjust the front blade (D); then tighten the Knob(G).
3. Check the front blade (D) and rear blade (E) for integrity, cuts and tears; if necessary replace
them as shown below. Check that the front corner (N) 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:
Loosen the Knob (G), disengage the retainers (H), then replace/overturn the front blade (D).
Install the blade in the reverse order of removal.
Open the Latch(A) and remove the retaining strip (B), then replace the rear blade (E). 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 (7) to the Squeegee(9).
5. Install the squeegee (9) and tighten the Knob(C).
12 FANG 18C 80188EU(1)2009-01