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2)
LEFT TURN
Return line
·
When the steering wheel is turned to the left, the spool(G) within the steering unit(4) connected with
steering column turns in left hand direction.
·
At this time, the oil discharged from the main pump(1) flows into the spool(G) the steering unit
through the spool(D) of priority valve built in main pump(1) and flows the gerotor(H).
·
Oil flow from the gerotor(H) flows back into the spool(G) where it is directed out the left work port(L).
·
Oil returned from cylinder returns to hydraulic tank(34).
·
When the above operation is completed, the machine turns to the left.
MCV
Cut off valve
Fan drive
motor
To the axle
E/G
From the axle
5-4
12
4
L
R
H
G
T
LS
P
EF CF
1
D
LS
IN
24
23
34
OUT
T/M
IN
Priority valve
110D7ESS04
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