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Duplex 340 - Troubleshooting Tips; Does Not Start up; It Vibrates; Liquid Flows Continuously

Duplex 340
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DUPLEX 340-420-620
32
1.18 TROUBLESHOOTING TIPS
WET STRIPES ON THE SIDES
Excessive liquid dispensed
Irregular paths are covered failing to follow the instructions on paragraph “1.10 HOW TO
WASH FLOORS”.
Recovery tank trimmers dirty or worn. Replace.
The dirt is not picked up
Mop-Up device turned off.
Worn brushes.
Recovery tank trimmers dirty or worn out.
Cleaning liquid not coming out.
The recovery tank has not been fitted correctly into its housing.
Does not start up
Faulty plug.
Mains cable damaged (DO NOT USE).
Motor protector tripped. Press the (MP) button to re-activate it, “1.8 STARTING UP”.
Resetting occurs after about 60 seconds.
The slide switch 1 has been left in the “RT” (rest translation) position “1.8 STARTING UP”.
The handle has been lowered too quickly.
Voltage too low.
It vibrates
The brushes are deformed, worn or dirty, follow the instructions on paragraph TO
REMOVE THE BRUSHES”.
Liquid flows continuously
The pistons sticking out of the frame too far, in this case they restrict the tanks which cannot
be removed and as a result the valves remain open.
Pull the lever on the handle several times in order to facilitate the unblocking. Otherwise
introduce a screwdriver or a piece of wood into the opening of the tank and press on the
rubber valve so that is pushes the pistons backwards.

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