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FAULT DIAGNOSIS
4. The machine is equipped with solenoid valve, which is activated only when
the levers drive control (1) are activated.
5. Check on the display that the signal of the open solenoid valve is activated.
If the machine is equipped with the 3S system (see under "3S SYSTEM SOLUTION
SAVING SYSTEM") (optional), check that the system is activated by pressing and
holding for 3 seconds the solenoid valve button (3).
If the problem persists, please contact the authorized technical assistance.
The Machine Does Not Clean Properly
1. The brushes do not have the correct bristles: contact the authorized technical
assistance.
2. The brushes bristles have gotten worn. Check the brushes wear condition
and eventually replace them (the brushes have to be replaced when the
bristles have reached a height of about 1/2" (15 mm). To replace the brushes,
see instructions at paragraph "BRUSHES DISASSEMBLY" and "BRUSHES
ASSEMBLY".
3. The detergent solution is insufficient: adjust the solution valve.
4. Check that the liquid detergent is in the recommended percentage.
5. Increase the brushes pressure (see at paragraph "ADJUSTMENT OF THE
BRUSHES PRESSURE").
Contact the authorized technical assistance for advice.
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