Bobcat 319 Mini Excavator Hydraulic Repair & Troubleshooting Schematic S/N 563311001 AND ABOVE

P1
RH TRAVEL
BOOM SWING
ARM
BOOM
LH TRAVEL
B
A
B
A
B
B
A
B
A
A
B
B
A
T1
BUCKET
B
A
EXPAND
CYLINDER
T1
SLEW
P3
T1
P1
P2
P2
P1
CENTER
SWIVEL JOINT
E
B
A
H
C
D
E1
H2
H1
B
A
C
D
G
G
L.H. TRAVEL MOTOR
R.H. TRAVEL MOTOR
BUCKET
CYLINDER
BOOM
CYLINDER
ARM
CYLINDER
BOOM
SWING
CYLINDER
HYDRAULIC/HYDROSTATIC SCHEMATIC
319 S/N 563311001 AND ABOVE
(PRINTED NOVEMBER 2005)
V-0736
16
17
18
19
25
21
20
22
24
24
BLADE
FEMALE
(PRESSURE)
MALE
(RETURN)
AUXILIARY
COUPLERS
A
B
C1
AUX
A
V7
V8
V5
V6
C
V3
V4
V1
V2
P2
F
F
BLADE
CYLINDER
E2
BLADE / TRACK
EXPAND SOLENOID
VALVE
3
1
2
26
1 of 2
Dealer Copy -- Not for Resale
1
4
3
2
1
4
3
2
PUMP 1
PUMP 2
PUMP 3
G
T
V2
V3
V1
F
PS1
PS2
P
T
RH JOYSTICK
T
LH JOYSTICK
P
INTERSECTION OF
HYDRAULIC LINES
INDICATED BY JUNTION DOT
PUMP SUPPLY
WORKING CIRCUITS
PILOT PRESSURE
SYSTEM RETURN LINES
ENCLOSURE
COOLER
RESERVOIR
PRESSURIZED
BREATHER
HYDRAULIC
PUMP
A
B
SWING
MOTOR
V-0736 (11-9-05)
5
9
12
12
8
12
23
11
10
15
7
6
2
1
4
3
14
13
FILTER W/ BY-PASS
HOUSE
TURNS CCW
HOUSE
TURNS CW
F.L.I.
F.L.O.
2 of 2
Dealer Copy -- Not for Resale
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