553 Hydraulic Schematic v-0138-2

Posted in 553
OUTLET
INLET
INLET
HYDRAULIC CONTROL VALVE
HYDROSTATIC PUMPS
HYDRAULIC/HYDROSTATIC SCHEMATIC
553 (S/N 520311001 AND ABOVE)
(S/N 520411001 AND ABOVE)
(PRINTED AUGUST 2002)
V-0138
8
8
9
10
10
12
Printed in U.S.A.
DRIVE MOTOR
11
2
PORT
BLOCK
5
14
6
HYDRAULIC FILTER
3
DRIVE MOTOR
7
2
OIL
COOLER
11
1
4
7
32
31
1 of 2
Dealer Copy -- Not for Resale
TILT LOCK VALVE
LIFT CYLINDERS
TILT CYLINDER
MALE
FEMALE
(FRONT AUXILIARY
QUICK COUPLERS)
V-0138 (8-20-02)
D
C
A
TILT
CYLINDER
SPOOL
HYDRAULIC CONTROL VALVE
B
WORKING CIRCUITS
PILOT CIRCUITS
DRAIN CIRCUITS
COMPONENTS
BUCKET POSITION VALVE (OPTIONAL)
12
13
P1
19
18
22
23
25
26
27
17
28
B A
15
24
LIFT LOCK VALVE
PP
X P2
B1
PT
X
L1
21
30
20
AUXILIARY
SPOOL
B A
LIFT
CYLINDER
SPOOL
B A
13
29
13
16
33
2 of 2
Dealer Copy -- Not for Resale