Extraordinary Maintenance; Scrubbing Of Dosing System (Versions With Fss) - COMAC SIMPLA 55BT Use And Maintenance Manual

1. SCRUBBING OF DOSING SYSTEM (VERSIONS WITH FSS)

The dosing system should be cleaned when the machine is not used for a long period (more than 48
hours); to do so, proceed as follows:
1. Check that the main switch is in the "Off – 0" position
2. Check that the battery connector is disconnected from the machine connector
3. Check the parking brake is correctly engaged
4. Make sure the recovery tank is empty, otherwise empty it completely
5. Disconnect the tank closure hinge (1) By gripping the handle (2) on the left side of the machine, turn
the recovery tank
6. Unscrew the cap of the detergent canister (3) and fill it with clean water
ATTENTION: always use low foam detergent. To avoid the production of
foam, before starting to clean, put a minimum quantity of antifoam liquid into
the recovery tank. Do not use pure acids.
7. Close the lid of the detergent tank, taking care that the suction filter is positioned at the bottom of the
tank
8. Check there is clean water in the solution tank
9. Check that the tap lever is fully opened, the lever is positioned at the rear of the machine.
10. Check that the by-pass tap is in the "dosing system" position
11. Turn the water flow rate adjustment knob (4) to the maximum position
12. Turn the detergent percentage adjustment knob (5) to the maximum position
13. Insert the battery connector into the machine connector.
14. Place the main switch in position "ON – I"
15. Disengage the parking brake
16. Lower the brush head body by means of the pedal (6)
17. Activate the dead man's levers (7) to allow the operation of the brush head and the dosing system
18. Wait a few minutes keeping the dead man's levers pressed (normally 2 to 4 minutes) to allow the
cleaning of the dosing system
19. Completely empty the solution tank and the detergent canister
20. Park the machine in a safe manner
WARNING: The machine will deliver solution during this operation

EXTRAORDINARY MAINTENANCE

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