IHI 17VX3 - Hydraulic Circuit Schematic Diagram

STRUCTURE
17VX3
HYDRAULIC CIRCUIT SCHEMATIC DIAGRAM
MPa
Pressure
Boom
Cylinder
Item
P
Bucket
Cylinder
-----------------------...,
: R~~~t~ - C~~tr~l- -:
iValve (Right Hand):
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I
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IT
r----.-~-~-I
1T 1T i
I 1 3 I I 2 4
:(Rear) (Front): :(Left) (Right)
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....II\.... ...II\... ..J
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r - - - -"II- - - - - - - - - - - - - - - - ..,
: _ Shock-less
T
'
1 valve
--,
-,
Bucket
MR1 Main relief valve P1 Pump 20.6
MR2 Main relief valve P2 Pump 20.6
MR3 Overload relief valve
P3 Pump 18.1
OR1 Overload relief valve (Boom) 24.5
OR2 Overload relief valve (Arm) 24.5
OR3 Overload relief valve (Bucket) 24.5
OR4 Overload relief valve (Blade) 20.6
SWR Swing relief valve 15.2
RER Remote control relief valve
3.0
II
II
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'1,
II
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'1'1
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: T2 ---------~"\-,,- ... '-''-'
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A7
Travel
(Right)
P1
P2
A6
Return Filter
nominal 10
J.l
Suction Strainer
150mesh
!-~----.l....- __ 86
Travel
(Left)
Control valve
85
Arm
A4
~~L_Eng_ine H
84
Pi
Service
S 11- -1
P2
P3
P3
'1 83
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'1
A3
-+
Swing:
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Pump
Blade Spanner
Travel Motor (Right) Cylinder Cylinder Travel Motor (Left)
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Blade
P4
Boom Swing
Cylinder
Boom Swing
Swing motor
Solenoid valve
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Arm
Cylinder
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2-3-1