ENGLISH
18
10.
TROUBLESHOOTING AND ERROR CODES
10.1. How to resolve possible problems
Possible problems affecting the whole machine.
PROBLEM
CAUSE
REMEDY
The battery is disconnected
Connect the battery to the machine
The battery is flat.
Recharge the battery
The machine does not
function
Logic board power supply fuse
blown.
Replace fuse
The brush button has not been
pressed
Press the brush button
The brush lever has not been pulled
Pull the brush lever
The brush motor fuse has blown
Check and remove the causes of
the blown fuse, then replace
Logic board power supply fuse
blown.
Replace fuse
The motor thermal cutout has
tripped (battery version)
Wait for the motor to cool down
Brush motor contactor broken
Replace contactor
The batteries are flat
Recharge the batteries
Motor malfunction
Replace the motor
The brushes do not turn
Control board fault
Replace control board
The machine does not
clean evenly
The brushes or abrasive disks are
worn
Replace
The tap upstream of the head is
closed
Open the tap
Solenoid valve fault
Replace the solenoid valve
The detergent tank is empty
Fill the detergent tank.
Detergent tank filter dirty
Detergent tank filter cleaned
No detergent is delivered
The hose delivering the detergent to
the brush is blocked
Remove the obstruction to open the
hose
The detergent flow does
not stop
Solenoid valve fault
Replace the solenoid valve
Solenoid valve fault
Replace the solenoid valve
Detergent tank filter dirty
Detergent tank filter cleaned
The flow of detergent is
interrupted
during
operation
The hose delivering the detergent to
the brush is blocked
Remove the obstruction to open the
hose
The suction switch has not been
turned on
Turn the suction switch on
Motor malfunction
Replace the motor
The brush motor fuse has blown
Check and remove the causes of
the blown fuse, then replace
Logic board power supply fuse
blown.
Replace fuse
Suction motor contactor broken
Replace contactor
The batteries are flat
Recharge the batteries
The suction motor does
not start.
Control board fault
Replace control board
The edge of the rubber blades in
contact with the floor is worn
Replace the rubber blade
The squeegee or hose is blocked or
damaged
Remove the obstruction and repair
the damage
The float switch has tripped (dirty
water tank full), is blocked with dirt
or is faulty
Empty the dirty water tank or repair
the float
The suction hose is blocked
Unblock the hose
The squeegee does not
clean
or
suction
is
ineffective
The hose is not connected to the
squeegee or is damaged
Connect or repair the hose
The battery does not last The battery poles and terminals are
dirty and oxidised
Clean and grease the poles and
terminals, charge the battery
Summary of Contents for G25B
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