59
In the case of components containing different materials, contact the competent bodies; each homogeneous
group must be disposed of in accordance with the recycling law .
It is also advisable to make harmless those parts of the machine that are could be dangerous, especially for
children .
CHAPTER 27 - LOCATING MACHINE FAULTS
PROBLEM
POSSIBLE CAUSE
SOLUTION
Poor water collection capacity
Worn or torn squeegee rubbers
Reverse or replace the squeegee rubbers
Recovery tank full
Empty the recovery tank
Leaks from the recovery tank drain hose
Attach or replace the drain hose cap
Leakage from seals in the recovery tank cover
Replace the gaskets/check correct cover
closure
Debris entangled in the floor squeegee
Clean the floor squeegee
Obstructed suction hoses
Remove any debris
Excessive use of solution
Adjust the solution flow on the control panel
Worn floor squeegee limit switch wheel
Replace the limit switches
Connecting duct of the two recovery tanks
obstructed
Check the correct operation of the red valve
and if necessary clean the duct
Unsatisfactory washing result
Solution nozzle bracket not positioned correctly
Adjust the nozzles
Worn brush
Replace the brush
Filaments rolled around the bristles
Remove the filaments
Incorrect brush type
Consult the manufacturer
Excessively fast machine operation
Slow down
Insufficient quantity of solution
Increase the flow of the solution on the
control panel
Inadequate solution flow – The
washing unit raises dust
Clean water tank empty
Fill the clean water tank
Obstruction of lines, valves, nozzles, filter or
solution channel
Wash the lines of the channel nozzles and
clean the solution filter
Solution solenoid valve
Clean or replace the solenoid valve.
Worn solution pump membrane
Replace the membrane
The machine is not working
Battery connector disconnected
Reconnect the battery connectors
The machine does not MOVE
FORWARD /BACK
Drive system speed controller
Check the controller for any inefficiency
Emergency stop switch tripped
Reset the emergency stop switch
The suction switches off and the
display shows “Recovery tank
FULL” when the recovery tank
is not full
Suction of large quantities of water
only with the
floor squeegee
at a high speed of movement
ALWAYS USE THE BRUSH UNIT AND THE
SQUEEGEE UNIT TOGETHER FOR THE
COLLECTION OF WATER.
Recovery tank filter container full
Empty and clean the filter container
Clogged recovery tanks connecting duct
Clean the connecting duct
Poor sweeping performance
Debris container full
Empty and clean the debris container
Filaments rolled around the bristles
Remove the filaments
Worn brush
Replace the brush
Содержание EVO 850
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