COMAC OPTIMA 85B - Troubleshooting Common Issues; Machine Start-up and Power Problems; Cleaning Performance Issues; Movement and Vacuuming Problems

TROUBLESHOOTING
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 POSSIBLE CAUSE SOLUTION
THE MACHINE DOES NOT
START
The main switch is set to “0”. Make sure that the main switch is set to “I”.
Check whether there are any alarm messages on the
control display.
Stop the machine immediately, and contact a specialised service centre.
Make sure that the batteries are correctly connected to
each other and that the battery connector is connected to
the electrical system connector.
Stop the machine immediately, and contact a specialised service centre.
Check the charge level of the batteries.
If the battery charge level is critical, perform a complete recharge cycle (see paragraph “CHARGING THE
BATTERIES”).
THE BATTERIES ARE NOT
CHARGED CORRECTLY
The connector of the battery charger cable is not
properly inserted in the battery connector.
Stop the machine immediately, and contact a specialised service centre.
The plug on the battery charger's power cable is not
correctly inserted into the electrical outlet.
Check that the battery charger power supply cable plug is connected to the mains socket.
The characteristics of the mains power supply do not
correspond to those required by the battery charger.
Check that the characteristics in the battery charger plate are the same as those of the mains supply.
The LEDs of the battery charger blink repeatedly.
Referring to the battery charger use and maintenance manual, check the meaning of the ashing signals that the
battery charger emits dung the battery recharge stage.
THE MACHINE HAS A VERY
LOW WORK AUTONOMY
Check the battery charge level, check the symbol on the
command display.
If the battery charge level is critical, perform a complete recharge cycle (see paragraph “CHARGING THE
BATTERIES”).
THE MACHINE DOES NOT
MOVE
The machine does not start.
Read the section “THE MACHINE DOES NOT START”.
There is an issue on the drive pedal. Stop the machine immediately, and contact a specialised service centre.
INSUFFICIENT DETERGENT
SOLUTION ON THE
BRUSHES
The quantity of detergent solution in the water system is
not su󰀩cient for the work to be carried out.
Check that the amount of detergent solution present in the machine's water system is su󰀩cient for the work to
be carried out.
Detergent solution lter obstructed.
Check the detergent solution lter isn't obstructed. If it is, clean it (see “CLEANING THE WATER SYSTEM
FILTER”).
THE MACHINE DOES NOT
CLEAN CORRECTLY
The machine does not start.
Read the section “THE MACHINE DOES NOT START”.
Not enough detergent solution comes out.
Read the section “INSUFFICIENT DETERGENT SOLUTION ON THE BRUSHES”.
The brushes have not been inserted correctly in the
machine.
Check that the brushes have been correctly inserted in the machine (see paragraph “ASSEMBLING THE BRUSH
HEAD BODY BRUSHES”).
The type of brush used is not suitable for the dirt to be
cleaned.
Check that the brushes on the machine are adequate for the work to be carried out.
The brush bristles are excessively worn.
Check the condition of the brush, and replace it if necessary (see “ASSEMBLING THE BRUSH HEAD BODY
BRUSHES”).
THE SQUEEGEE DOES NOT
DRY PERFECTLY
The vacuum unit is obstructed.
Make sure the squeegee is free of obstructions (read “CLEANING THE SQUEEGEE BODY”).
Make sure the squeegee is free of obstructions (read “CLEANING THE SQUEEGEE BODY” and
“CLEANING THE VACUUM TUBE”).
Make sure that the recovery tank lter-oat is free of any obstructions
(see the section “CLEANING THE RECOVERY TANK'S FILTER-FLOAT”).
The cap on the recovery tank drainage tube is not
properly positioned.
Check that the cap on the recovery tank drainage tube is positioned properly.
The recovery tank lid is not positioned correctly. Check that the recovery tank lid is properly positioned on the machine.
EXCESSIVE FOAM
PRODUCTION
The detergent being used is not suitable.
Check that a low foam detergent has been used. If necessary, add a small quantity of anti-foam liquid to the
recovery tank.
The oor is not very dirty. Dilute the detergent more.
THE MACHINE DOES NOT
VACUUM CORRECTLY
The recovery tank is full.
Empty the recovery tank (read the section “EMPTYING THE RECOVERY TANK”).
The vacuum unit is obstructed
Read the section “THE SQUEEGEE DOES NOT DRY PERFECTLY”.
28