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10
HYDRO-PNEUMATIC SYSTEM - BRAKES
GRAPHIC SYMBOLS FOR AIR/HYDRAULIC SYSTEM CIRCUIT DIAGRAMS (VALVES)
DESCRIPTION
LOAD PROPORTIONING VALVE
WITH AIR CONTROL
LOAD PROPORTIONING
VALVE WITH AIR CONTROL
PROPORTIONAL REDUCING VALVE
SLAVED PROPORTIONAL
REDUCING VALVE
SLAVED LIMITING VALVE
LEVELLING VALVE
LEVELLING VALVE
HAND OPERATED SUSPENSION
RAISING CONTROL VALVE
LEVELLING VALVE WITH
BUILT-IN TRAVEL LIMITER
Base - March 2006
1
2
41
42
1
2
4
1
2
4
1
2
2
1
1
21
22
1
2
12
23
11
21
23
24
21
22
SYMBOL
D
E
4
AILY
URO
32787
32788
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