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Power steering cylinder
Front
wheels
Rear wheels
Cartridge filter
Unload
valve
Orbitrol
Twin multi-valve
Hydraulic pump
Stop valve
Manifold
#1 mower
cylinder
#2 mower
cylinder
#3 mower
cylinder
♯2
♯3
♯1
Oil cooler
Suction filter
T
Charge
3
2
5
1
4
R
B2
A2
B1
T
P
P
A1
B1
A2
B2
A3
B3
T
L
EF
P
T
M2
M4
M1
A2
A1
B1
B2
M3
G2
G1
B
A
Unload
valve
M4
M2
M3
M1
G2
G1
A
B
A
B
A
B
A
B
B
A
E/G
2. LM319 Hydraulic circuit diagram