jcb JS70 Service Manual

Section E Section EHydraulics
9803/6020 Issue 1
31 - 2
31 - 2
Control Valves
MAIN PORT PILOT PORT NAME
A 5A1 5Pa1 Swing left line
B 5B1 5Pb1 Swing right line
C 5A2 5Pa2 Arm in line
D 5B2 5Pb2 Arm out line
E 5A4 (PLUG) 5Pa4 Option
F 5A4 (PLUG) 5Pb4 Option
G 5A5 5Pa5 Travel left forward line
H 5b5 5Pb5 Travel left backward line
J 4A1 4Pa1 Travel right forward line
K 4B1 4Pb1 Travel right backward line
L 4A2 4Pa2 Bucket close line
M 4B2 4Pb2 Bucket open line
O 4A3 4Pa3 Boom down line
P 4B3 4Pb3 Boom up line
Q 4B4 (PLUG) 4Pa4 Bypass line
R PO (PLUG) Out confluence
S Pt,Ph Pressure detection
T Pp Pilot line entrance
U PA,PB Air bleed off line
V Plc 1 Boom - Anti drift line
W Plc 2 Dipper - Anti drift line
X Dr1 Boom - Anti drift drain
Y Dr2 Dipper - Anti drift drain
1 Bolt - High strength M12 x 30 8
2 Washer - High strength 12 8
3 JCB Threadlocker and sealer
4 Control Valve 1
5 Bracket 1
6 Rubber Cushion (L = 165) 1
7 Rubber Cushion (L = 185) 1
Control Valve
FRONT
1, 2, 3
4
5
6
7
S
S
Q
K
M
P
X
PB
PA
Y
G E
C
U
U
A
L
J O
P
T
V
H
W
F
D B

jcb JS70 Specifications

General

Brand	jcb
Model	JS70
Category	Excavators
Language	English