Schmidt AS 990 - Closing the Suction Nozzle Channel on the Liquid Pick-Up Unit between the Axles; Opening and Closing the Locking Plate on the Suction Hose

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Translation of Original Operating Instructions

Airport Sweeper / Airport Stand Cleaner

2017-02-02 56

7.19.1.3 Closing the suction nozzle

channel on the liquid pick-up

unit between the axles

The suction nozzle unit of the liquid pick-up unit

between the axles is closed using a pneumatically

activated shutter gate (1). It is controlled

automatically.

TIP

The gate for the suction between the axles is

closed automatically when the wanderhose

is started.

Gate positions:

Liquid pick-up unit raised

 Suction channel closed

Liquid pick-up unit lowered

 Suction channel open

7.19.1.4 Opening and closing the

locking plate on the suction

hose

In order for the vacuum created by the blower in the

debris hopper to work within the suction hose, it must

be connected to the debris hopper. The locking plate

can be opened with the blower shut off to do this.

Flap closed (1)

 Wanderhose not in use

Flap open (2)

 Wanderhose can be put into operation.

After using the wanderhose, the suction nozzle

channels must be opened again and the locking

plate on the suction hose must be closed.

Deactivate the "Wanderhose" menu.

NOTE

Before switching on, open the water pump ball

valve (1) on the water filter

NOTE

Damage to cleaning and water system

► Completely empty both systems in case

of a danger of frost