a220 Hydraulic Schematic v-0528-2

DRIVE MOTOR
9
32
31
DRIVE MOTOR
9
31
32
1
2
3
6
4
43
HYDRAULIC FILTER
Printed in U.S.A.
30
HYDROSTATIC
PUMP
OUTLET
INLET
OUTLET
M3
M3
CHARGE
INLET
M4
M
5
X1 X2
M1
M2
CASE
DRAIN
Control
Module
(EDC)
M3
CHARGE
INLET
M4
M
5
X1
X2
M1
M2
Control
Module
(EDC)
A220 HYDRAULIC/HYDROSTATIC SCHEMATIC
S/N 519611408 AND ABOVE
S/N 519711198 AND ABOVE
(PRINTED APRIL 2004)
V-0528
CASE
DRAIN
53
HYDROSTATIC
PUMP
26
26
26
26
28
28
29
29
45
45
59
59
INLET
(
REAR QUICK
COUPLERS
MALE
FEMALE
60
60
62
62
27
HYDRAULIC
POWERED
BOB-TACH
(OPTIONAL)
PP
P
2
DR
5
48 46
50
49
63
64
47
P1
BOB-TACH
CYLINDER
(OPTIONAL)
1 of 2
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-0528 (4-7-04)
C
A
B
A B
A
B
A B
WORKING CIRCUITS
PILOT CIRCUITS
DRAIN CIRCUITS
COMPONENTS
1
3
6
7
10
52
12
13
14
15
LIFT
CYLINDER
SPOOL
8
11
4
TILT CYLINDER
16
16
41
17
18
18
19
20
21
51
22
23
24
24
25
42
43
HYDRAULIC FILTER
44
STEERING VALVE
54
MALE
FEMALE
MALE
55 55
55
55
56
INTEGRATED QUICK
COUPLER BLOCK
DIVERTER VALVE (OPTIONAL)
(REAR QUICK
COUPLERS)
MALE MALE
FEMALE FEMALE
D1
D2
P2P1
F2
F1
PILOT
33
34
37
3640
39
35
38
61
61
P T
27
57
57
58
58
58
58
57
57
HYDRAULIC
POWERED
BOB-TACH
(OPTIONAL)
PP
P2
46
50
64
65
2 of 2