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Schmidt AS 990 - Hydraulic Valves of the Sweeper Attachments

Schmidt AS 990
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Translation of Original Operating Instructions
Airport Sweeper / Airport Stand Cleaner
2017-02-02 39
(1): Auxiliary valve
(2): Pivot front-mounted machine
(3): Raise / lower front-mounted machine
7.8.4 Hydraulic valves of the sweeper
attachments
The following is a description of the hydraulic valves.
Valve block 1A
(1): Water pump drive
(2): Left disc brush drive
(3): Right disc brush drive
(4): High-pressure water pump drive
Valve block 2A
(1): Pilot control block
1
2
3
1A
2A
3A
4A
1 2
3 4
1

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