jcb JS300 Service Manual page 715

Key to Oil Flow & Pressu re
Full Pressu re
Pressu re
Servo
Neutral
Exhaust
Cavitation
Lock Up
53
OPTION
HAM/AUX
2 T 3 P 1
45
A
B
2
11 12
3 1
K Merged Flow ( T
For Description,
E-54
10
3.5 Bar
T4 P4
C T5
T3
P5 P3
T6 T2
2
2
P6 P2
T7 T1
P7 P1
18
T8 T
1 3
3 1
P8 P
Fig 16. Merged Schematic
E-53).
Hydraulic Operation and Schematics
27
VENTS TO ATMOSPHERE
T
P
A1 A2
B1 B2
392
B2
A2
pb2
P4
314
pa2
P1
372
343
47
P
B A
VENTS TO
ATMOSPHERE
9813/5100-1
Section E - Hydraulics
Hydraulic System
392 5Bar 392 5Bar
pcc
5Bar 392 5Bar
264 5Bar
392 5Bar
392 5Bar 392 5Bar
5Bar 314 5Bar
PG PA
PH PT
5Bar @ 114 l/min
3Bar @ 138 l/min
52
ON 12 Bar
OFF 9 Bar
P3
P2
E-54