Troubleshooting - COMAC Innova Comfort Use And Maintenance Manual

This chapter lists the most common problems linked with the use of the machine. If you are unable to resolve the problems with the information given
here, please contact your nearest assistance centre.
PROBLEM
THE MACHINE DOES NOT
START
THE BATTERIES ARE NOT
CHARGED CORRECTLY
THE MACHINE HAS A VERY
LOW WORK AUTONOMY
THE MACHINE DOES NOT
MOVE
INSUFFICIENT
DETERGENT SOLUTION
ON THE BRUSHES
THE MACHINE DOES NOT
CLEAN CORRECTLY

TROUBLESHOOTING

POSSIBLE CAUSE
The main switch is set to "0".
There is an alarm message on the
display.
The batteries are not properly connected
to each other.
The batteries are not properly connected
to the machine's electrical system.
The battery charge level is low.
The connector of the battery charger
cable is not properly inserted in the
battery connector.
The plug on the battery charger's power
cable is not correctly inserted into the
electrical outlet.
The characteristics of the mains power
supply do not correspond to those
required by the battery charger.
The LEDs of the battery charger blink
repeatedly.
Check the battery charge level, check the
symbol on the command display.
The machine does not start.
There is an issue on the drive pedal.
The quantity of detergent solution in the
water system is not sufficient for the work
to be carried out.
Detergent solution filter obstructed.
The machine does not start.
Not enough detergent solution comes
out.
The brushes have not been inserted
correctly in the machine.
The type of brush used is not suitable for
the dirt to be cleaned.
The brush bristles are excessively worn.
Make sure that the main switch is set to "I".
Stop the machine immediately, and contact a specialised service
centre.
Rotate the recovery tank to its maintenance position and make sure
the batteries are connected to each other correctly. If they aren't,
refer to "CONNECTING THE BATTERIES TO THE MACHINE'S
ELECTRICAL SYSTEM" on page 16.
Rotate the recovery tank to its maintenance position and make
sure the batteries are connected to the machine's electrical system
correctly. If they aren't, refer to "CONNECTING THE BATTERIES
TO THE MACHINE'S ELECTRICAL SYSTEM" on page 16.
Run a complete charge cycle - see "RECHARGING THE
BATTERIES" on page 16.
Stop the machine immediately, and contact a specialised service
centre.
Check that the battery charger power supply cable plug is
connected to the mains socket.
Check that the characteristics in the battery charger plate are the
same as those of the mains supply.
Referring to the battery charger use and maintenance manual,
check the meaning of the flashing signals that the battery charger
emits dung the battery recharge stage.
If the battery charge level is critical, perform a complete charge
cycle - see "RECHARGING THE BATTERIES" on page 16.
Read the section "THE MACHINE DOES NOT START".
Stop the machine immediately, and contact a specialised service
centre.
Check that the amount of detergent solution present in the
machine's water system is sufficient for the work to be carried out.
Check that the detergent solution filter is not clogged; if it is, clean
it. See "CLEANING THE WATER SYSTEM FILTER" on page 33.
Read the section "THE MACHINE DOES NOT START".
Read the section "INSUFFICIENT DETERGENT SOLUTION ON
THE BRUSHES".
Check the brushes are correctly inserted in the machine - see
"ASSEMBLING THE BRUSH HEAD BODY BRUSHES" on page
19.
Check that the brushes on the machine are suitable for the work to
be carried out. Contact a specialised technical assistance centre if
you need any advice.
Check the state of wear of the brush, replacing it if necessary. See
"REPLACING THE BRUSH HEAD BODY BRUSHES" on page
34.
38
SOLUTION