773 Hydraulic Schematic v-0514-2

Posted in 773
OIL
COOLER
DRIVE MOTOR
DRIVE MOTOR
HYDRAULIC/HYDROSTATIC SCHEMATICS
WITH HIGH FLOW OPTION
773 (S/N 517621199 AND ABOVE)
(S/N 518012552 AND ABOVE)
(S/N 518112469 AND ABOVE)
(S/N 519024162 AND ABOVE)
(S/N 519212517 AND ABOVE)
(PRINTED MARCH 2004)
V-0514
31
3
38
2
6
4
37
37
4
36
HYDRAULIC FILTER
Printed in U.S.A.
50
5
5
5 5
HYDROSTATIC PUMPS
OUTLET
CHARGE
INLET
INLET
36
38
32
D C
AB
PP
1
32
HYDRAULIC
POWERED
BOB-TACH
(OPTIONAL)
BOB-TACH
CYLINDER
(OPTIONAL)
P1
P2
46
47
48
49
45
DR
42
8
PRESS
1 of 2
Dealer Copy -- Not for Resale
HYDRAULIC CONTROL VAVLE
AUXILIARY
SPOOL
BICS CONTROL VALVE
OIL
COOLER
BUCKET POSITION VALVE (OPTIONAL)
LIFT CYLINDERS
TILT
CYLINDER
SPOOL
LIFT ARM BY PASS VALVE
D
V-0514 (3-2-04)
C
A
B
A B
A
B
A B
WORKING CIRCUITS
PILOT CIRCUITS
DRAIN CIRCUITS
COMPONENTS
22
21
40
17
18
16
19
LIFT
CYLINDER
SPOOL
(FRONT AUXILIARY
LEFT SIDE LIFT ARM)
34
20
TILT CYLINDERS
33
33
41
14
14
9
10
11
43
44
39
12
12
13
35
FEMALE
MALE
MALE
INTEGRATED QUICK
COUPLER BLOCK
7
7
15
C2 C1
T
SELECT VALVE
MALE
FEMALE
(REAR QUICK COUPLERS)
OPTIONAL
25
24
30
5151
27
23
26
28
PRESS
FEMALE
MALE
(RIGHT SIDE LIFT ARM
QUICK COUPLERS)
OPTIONAL
29
P
B
MALE
FEMALE
28
2 of 2
Dealer Copy -- Not for Resale