Brush/Pad-Holder Deck Or Cylindrical Brushes Deck Removal/Installation; Safety Functions; Troubleshooting - Nilfisk Advance Micromax 17B Instructions D'utilisation

BRUSH/PAD-HOLDER DECK OR
CYLINDRICAL BRUSHES DECK
REMOVAL/INSTALLATION
NOTE
On Micromax™ 20DD from serial number
1812290 or Micromax™ 20DC from serial
number 1812178, it is possible to install either
a brush/pad-holder deck (9, Fig. C) or a
cylindrical brushes deck (32), according to the
following instructions.
Removal
1. If equipped, empty the water from the tanks (4 and 5,
Fig. G) with the hoses (17 and 18, Fig. C).
2. Drive the machine on a level ground.
3. Turn the ignition key (9, Fig. B) to "0" position.
4. Disconnect the battery connector (25, Fig. C).
5. Remove the supplied wrench (24, Fig. C) and unscrew
the tank assembly mounting screw (1, Fig. J).
6. Hold the handlebar (2, Fig. C) and carefully lift the tank
assembly (2, Fig. J).
7. Disconnect the brushes solution feed hose (19, Fig. J)
from the deck.
8. Disconnect the motor connector (20, Fig. J).
9. Remove the two cotter pins (21, Fig. J) with the related
pins and washers.
10. Remove the cotter pin (22, Fig. J) and the related shim.
11. Remove the brush/pad-holder deck (15, Fig. J) or the
cylindrical brushes deck (25).
12. To install one deck or the other, remove the spoiler (31,
Fig. J) or the spoiler (32) by releasing the related inner
retainers.
Installation
13. Install in the reverse order of the removal.
– With the brush/pad-holder deck (15, Fig. J) installed,
position the fixing block (23, Fig. J) as shown in Fig.
H (1).
– With the cylindrical brushes deck (25, Fig. J)
installed, position the fixing block (23, Fig. J) as
shown in Fig. I (1).
– To change the fixing block position, remove the
cotter pin (2, Fig. H) with the related pin (3) and the
washer.
WARNING!
The incorrect positioning of the fixing block
cause the incorrect ground clearance of the
brush/pad-holder or cylindrical brushes deck.
Micromax™ 17B–20B / 20DC–20DD — 909 5426 000(2)2005-03
INSTRUCTIONS FOR USE

SAFETY FUNCTIONS

The red connector (25, Fig. C) can be used in case of
emergency to stop all the machine functions. If necessary,
remove the connector with the red handle.

TROUBLESHOOTING

TROUBLE
Motors do not work; no
warning light turns on
The suction motor does not
start
Insufficient dirty water suction
Insufficient solution flow to the
brush
Scoring caused by the
squeegee
Drive does not operate (*)
(*): 20DD-20DC versions only
NOTE
In case of battery charger malfunction, contact
the Advance Service Center.
For further information consult the Service Manual at the
Advance Service Center.
POSSIBLE CAUSE
Disconnected battery connector
(25, Fig. C)
Completely discharged batteries
Blown fuse
Full recovery tank (4, Fig. G)
Clogged suction cage (7, Fig. G) or
stuck closed float
Hose (26, Fig. C) disconnected
from the squeegee
Dirty squeegee (10, Fig. C) or
worn/damaged squeegee blades
Incorrectly closed tank cover, or
damaged gasket (2, Fig. G) or
clogged compensation hole (3, Fig.
G)
Dirty solution filter (2, Fig. F)
Dirty tank (5, Fig. G) (clogged
output hole)
Debris under the squeegee blades
Worn, chipped or torn squeegee
blades
Squeegee not balanced with the
knob (12, Fig. C)
Disconnected battery connector
(25, Fig. C)
Key (9, Fig. B) in "0" position
Speed governor (11, Fig. B) turned
completely counterclockwise
Blown drive fuse (8, Fig. E)
Electronic board malfunction due to
overload or overheat; wait at least 5
minutes before resetting the system
by turning the key (9, Fig. B)
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