Hydraulic System, Part 2; Control Valve - SANY SY195C9 Shop Manual

SY195/205/215/225C9 Crawler Hydraulic Excavator

4.5 Hydraulic System, Part 2

4.5.1 Control valve

NOTE: For the location of the control valve on the machine, see "Hydraulic equipment layout" on
page 4-24.
Pz AtL PX
PbL
TRAVEL STRAIGHT
TRAVEL LEFT
XAtL
BOOM1
XBb1
BUCKET
XAk
ARM2
XBa2
PaL
Aa(Rod) Ak(Head)
(XAo)
XBp2
BaR
BoR
Psp
Dr2
XAs
XBtr
Dr3
Dr6
Pns
PG
Py
BtL
Bb(Rod)
PCk
XBk
AoR
Bk(Rod)
DR3
R2
Ab(Head)
P2
R1
Shop Manual - June 2013
https://www.tractormanualpdf.info/
XAa1
XAa2
BkR
BbR
XAb1
XBtr
XBtL
(PTa)
PnA2
Dr7
Bs
MR
Dr1
SWING PRIORITY
AbR
AkR
(Bo)
AaR
Ba(Head)
P1
R1
Structure and Function
As
Btr Atr
TRAVEL RIGHT
XAtr
SWING
XBs
BOOM2
XAb2
OPTION
(XBo)
ARM1
XBa1
Dr3
(BYPASS CUT 1)
(XBp1)
PCV1
(Ao)
ZX225-1102009
4-43