430 Hydraulic Schematic v-0888legend-2

Posted in 430
430 HYDRAULIC/HYDROSTATIC SCHEMATIC
S/N 562912752 - 562912778
(PRINTED MARCH 2007)
V-0888legend
HYDRAULIC FILTER ELEMENT
15 Micron
FILTER BY-PASS 50 PSI (3.44 Bar)
HYDRAULIC RESERVOIR: Pressurized
with Fill Strainer
Reservoir Capacity . .38.8 Qts. (36.7 L)
1
PRESSURIZED BREATHER/FILL CAP
with FILTER:
5 PSI (3.4 Bar) - Outlet
0.435 PSI (0.3 Bar) - Inlet
2
3
4
17
18
19
5
20
21
22
PRESSURE REDUCING VALVE
435 PSI (30 Bar)
23
24
25
26
27
28
HYDRAULIC FILTER - with By-Pass
Element - 40 Micron
By-Pass - 40 PSI (2.75 Bar)
LEGEND
PISTON – Two Speed (2)
VALVE - 2 -Speed
6
7
8
9
10
11
12
13
Printed in U.S.A.
29
30
TEST PORT - "G" PORT - Pressure
Reducing Valve
CHECK VALVE - ANTI CAVITATION
RELIEF VALVE - FAN MOTOR:
160 degrees F. (71 degrees C.) Fluid
2050 PSI (141 Bar)
HYDRAULIC PUMP . . . . . . Triple Section -
Variable Displacement Piston Pump
Section P1 & P2:
10.1 GPM (38,2 L/min.) at High Engine Idle
Gear Pump Section P3:
7.7 GPM (29,0 L/min.) at High Engine Idle
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Work group Lockout
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Two Speed
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Male Coupler
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Female Coupler
ACCUMULATOR
TEST PORT - "B1" PORT - Joystick Pilot
Pressure
TEST PORT - "P1" PORT - System
Pressure
15
16
14
DRIVE MOTOR SHUTTLE - With restrictors
LOAD SENSE RELIEF VALVE:
3480 PSI (240 Bar) at test port
at High Engine Idle
29
SHUTTLE ORIFICE - 0.031 inch (0,79 mm)
(located at control valve)
SHUTTLE ORIFICE - 0.022 inch (0,56 mm)
LOAD SENSE BLEED VALVE
FLUSHING VALVE:
218 PSI (15 Bar)
CROSSPORT RELIEF VALVE:
3844 PSI (265 Bar)
ORIFICE - Straight Travel
LOAD CHECK
CHECK VALVE
ORIFICE
1 of 2
Dealer Copy -- Not for Resale
RELIEF VALVE - SECOND AUXILIARY (2) -
(Optional): 1500 PSI (103 BAR)
34
35
36
37
38
39
40
V-0888legend (3-12-07)
NOTE: Unless otherwise specified
springs have NO significant
pressure value.
41
SWING MOTOR CROSS PORT RELIEF
VALVES (2): 2125 PSI (146,5 Bar) at
2600 Engine Idle
42
43
44
LOAD CHECK VALVE
LOAD CHECK VALVE (2)
31
32
33
RELIEF VALVE - PORT (2):
2610 PSI (180 Bar)
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - Second Auxiliary
45
COMPENSATOR
RESTRICTOR - 0.108 inch (2,7 mm)
RESTRICTOR - 0.083 inch (2,1 mm)
RELIEF VALVE - PORT (2):
3915 PSI (270 Bar)
RELIEF VALVE - PORT (2):
3625 PSI (250 Bar)
RELIEF VALVE - PORT (2):
3915 PSI (270 Bar)
RELIEF VALVE - PORT (1):
3915 PSI (270 Bar)
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - Second Auxiliary
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Second Auxiliary
46
47
48
49
50
CHECK VALVE 80 PSI (5,5 bar)
CHECK VALVE – Load Sense
ORIFICE - 0.025 inch (0,64 mm)
FILTER – Hydraulic X-Change Valve
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE (TWO COIL)
430 HYDRAULIC/HYDROSTATIC SCHEMATIC
S/N 562912752 - 562912778
(PRINTED MARCH 2007)
V-0888legend
LEGEND
2 of 2
Dealer Copy -- Not for Resale