a300 Hydraulic Schematic v-0306-2

HYDRAULIC
POWERED
BOB-
TACH
(
OPTIONAL
BOB-TACH
CYLINDER
(OPTIONAL)
TWO SPEED DRIVE MOTOR
1
2
9
32
31
53
30
C
T
A
D
P
56
57
54
HYDROSTATIC
PUMP
OUTLET
59
B
INLET
OUTLET
M3
M3
CHARGE
INLET
M4
M5
X1 X2
M1
M2
CASE DRAIN
Control
Module
(EDC)
M3
CHARGE
INLET
M4
M5
X1
X2
M1
M2
Control
Module
(EDC)
HYDRAULIC/HYDROSTATIC SCHEMATIC
WITH TWO SPEED VALVE
A300 (S/N 523411001 AND ABOVE)
(S/N 523511001 AND ABOVE)
(PRINTED JUNE 2004)
V-0306
CASE
DRAIN
TWO SPEED DRIVE MOTOR
31
32
54
59
9
53
61
HYDROSTATIC
PUMP
26
26
26
26
28
28
29
29
45
45
67
67
60
60
INLET
68
68
TWO SPEED VALVE
55
58
58
DR
5
48 46
49
69
70
47
P1
3
6
HYDRAULIC FILTER
(For S/M P/N 6901932)
1 of 2
Dealer Copy -- Not for Resale
HYDRAULIC
POWERED
BOB-TACH
(OPTIONAL)
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
C
A
B
A B
A
B
A B
WORKING CIRCUITS
PILOT CIRCUITS
DRAIN CIRCUITS
COMPONENTS
1
7
10
52
12
13
14
15
LIFT CYLINDER
SPOOL
8
11
TILT CYLINDER
16
16
41
17
18
18
19
20
21
51
22
23
24
24
25
42
44
STEERING VALVE
62
MALE
FEMALE
MALE
INTEGRATED QUICK
COUPLER BLOCK
63 63
63
64
P T
43
43
27
63
65
65
66
65
65
66
6666
PP
P2
46
70
(REAR QUICK
COUPLERS)
MALE
T
POUT
PIN
BASE ROD
33
34
35
36
38
37
39
40
FEMALE
REAR AUX VALVE (OPTIONAL)
3
6
4
HYDRAULIC FILTER
V-0306 (6/15/04)
50
2 of 2
Dealer Copy -- Not for Resale