e55 Hydraulic Schematic v-1446legend-NA-2

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E55 HYDRAULIC/HYDROSTATIC SCHEMATIC
S/N ARWM11001 AND ABOVE
(PRINTED MAY 2011)
V-1446legend
HYDRAULIC FILTER ELEMENT
15 Micron
FILTER BY-PASS 50 PSI (3.44 bar)
HYDRAULIC RESERVOIR: Pressurized
with Fill Strainer
Reservoir Capacity (at Site Gauge)
. . . . . .16.0 qt. (15.1 L)
System Capacity . . . . 58.0 qt. (54.9 L)
1
PRESSURIZED BREATHER/FILL CAP
with FILTER:
6 PSI (0.4 bar) – Outlet
0.6 PSI (0.04 bar) - Inlet
2
3
4
15
19
5
20
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PRESSURE REDUCING VALVE
435 PSI (30 bar)
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25
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28
CASE DRAIN FILTER
LEGEND
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13
Printed in U.S.A.
14
29
30
HYDRAULIC PISTON PUMP . . . . . .
36.6 GPM (138,5 L/min.) at High Engine RPM
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Work group Lockout
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Two Speed
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Female Coupler
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Male Coupler
ACCUMULATOR
PRESSURE SENSOR – Auto Idle
18
31
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33
COMPENSATOR
CHECK VALVE - Accumulator
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (BUCKET Cylinder) 4206 PSI (290 bar)
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (BUCKET Cylinder) 4206 PSI (290 bar)
PUMP MARGIN SPOOL -
220 PSI (15 bar)
16
17
TORQUE LIMITER
ORIFICE: 0.031 inch (0,79 mm)
PRESSURE SWITCH – Motion Alarm
(If Equipped)
SHUTTLE VALVE – Motion Alarm (If
Equipped)
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE – Boom Offset /
Secondary Auxiliary Hydraulics – If Equipped)
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE – Boom Offset /
Secondary Auxiliary Hydraulics – If Equipped)
FILTER – Control Valve
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE – Angle Blade
(If Equipped)
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE – Angle Blade
(Optional)
FLUSHING VALVE 360 PSI (25 bar)
LOAD SENSE BLEED CARTRIDGE
0.185 GPM (0.70 L/min.)
LOAD SENSE RELIEF VALVE
3626 PSI (250 bar)
PUMP CONTROLLER – Back-up Relief Valve
3916 PSI (270 bar)
ORIFICE: 0.026 inch (0,66 mm)
HYDRAULIC BY-PASS SWITCH
1 of 2
Dealer Copy -- Not for Resale
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V-1446legend (3-28-11)
NOTE: Unless otherwise specified
springs have NO significant
pressure value.
TEST PORT - "JP3" PORT - Pressure
Reducing Valve
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41
PORT RELIEF VALVE - (With Anti-
Cavitation Valve) - (Auxiliary Pressure Port:
3045 PSI (210 bar)
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE - Second Auxiliary
(Optional)
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53
FACTORY FILL PORT
54
PILOT ACTIVATED DIRECTIONAL
CONTROL VALVE – Brake Release Valve
57 PSI (3,9 bar)
CHECK VALVE: 45 PSI (3,1 bar)
PORT RELIEF VALVE (With Anti-
Cavitation Valve) - (Auxiliary Return Port:
3046 PSI (210 bar)
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43
44
45
46
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE - Second Auxiliary (2)
(Optional)
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50
ANTI-CAVITATION VALVE (2)
52
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Boom Cylinder) 4206 PSI (290 bar)
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Boom Cylinder) 4206 PSI (290 bar)
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (ARM Cylinder) 4206 PSI (290 bar)
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (ARM Cylinder) 4206 PSI (290 bar)
bar
)
)
SOLENOID ACTIVATED DIRECTIONAL
CONTROL VALVE (TWO COIL)
CHECK VALVE
Not Used For This Model
TWO SPEED SHIFT SPOOL
CHECK VALVE – Brake Release
56
58
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57
64
66
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60
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68
ORIFICE
FILTER – Hydraulic X-Change Valve
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Blade Cylinder) 3771 PSI (260 bar)
CHECK VALVE: 60 PSI (4,2 bar)
TIMER VALVE – 363 PSI (25 bar) 3.7 Sec.
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Secondary Auxiliary)
4000 PSI (276 bar)
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Secondary Auxiliary)
4000 PSI (276 bar)
ORIFICE - 0.070 inch (1,78 mm)
CHECK VALVE – Load Sense
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62
TEST PORT (CAP)
63
ORIFICE – Straight Travel 0.31 inch (0,8 mm)
69
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Angle Blade) 3916 PSI (270 bar)
70
PORT RELIEF VALVE (With Anti-Cavitation
Valve) - (Angle Blade) 3916 PSI (270 bar)
CROSSPORT RELIEF VALVE (Ramp
Pressure Increasing Type):
Set @: 3495 PSI (241 Bar)
Crack Pressure: 1600 PSI (110 Bar)
CROSSPORT RELIEF VALVE – Travel Motor
3810 PSI (263 bar)
Not Used For This Model
TEST PORT – LS PORT
ANTI-CAVITATION VALVE
71
CHECK VALVE With 0.009 in. (0,23 mm) Orifice
72
TEST PORT – “P” PORT (Manifold)
COUNTERBALANCE VALVE - With restrictors
E55 HYDRAULIC/HYDROSTATIC SCHEMATIC
S/N ARWM11001 AND ABOVE
(PRINTED MAY 2011)
V-1446legend
LEGEND
2 of 2
Dealer Copy -- Not for Resale