IHI 17VX3 - Boom Cylinder Assembly

STRUCTURE
17VX3
BOOM CYLINDER ASS'Y
Weight: 23 kg
Relief valve
(Shock less)
Hydraulic
motor
(with brake)
I
i Mu
",--_.' '"1:j
: I
, I
, I
Hydraulic Symbols
L
Relief valve
(Upper Av side, lower Bv side)
Parking brake Release pressure (Theoretical) 1.98 MPa
Relief valve Set pressure 15.2 MPa at 10 L/min
Set pressure (Theoretical) 1.37
± 0.2 MPa
Timer valve
Timer time 4
± 2 sec (at VG46 45°C)
52 51
~c
0
~
Bv
~C
T
Details of "B"
(Relief valve)
45
Refer to the Parts Catalog for the
names and No.
of parts.
47
44 48
50
Cross section "0-0"
(Relief valve)
Cross
section "C-C"
(Relief valve)
44
46
49
43
2
3
6 7
5
4-+---.-...
Cross section "A-A"
8
35
2
T
E
~A
37 36
17
34
~-----d-4---f--++--33
32
31
30
29
28
42 41 40 39 38
T
E
26 27 22
8
..
D
Cross section "E-E"
(Timer valve)
2-12-1