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Features Cover Page Information Component Table Tap Tap Tabl Table e Fluid Power P ower Symbols Symbols Electrical Symbols
Schematic Machine Views Front Frame Rear Frame Tap Tap Views Views
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E-C60 E-C61
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EC-C1
KENR7744 November 2010
390D Excavator Hydraulic System - Attachment WAG1-UP BYP1-UP WAP1-UP
COMPONENT LOCATION Description
Part Machine Number Location
Schematic Location
Accumulator GP - Charged (Return Line)
335-0538
1
C-1
Accumulator GP - Hydraulic (Charged)
335-0547
2
D-4
Breather GP
212-5467
3
A-8
Cooler GP - Hydraulic Oil
210-8157
4
B-7
Cylinder GP - Boom
Note A
5
F-7
Cylinder GP - Bucket
Note A
6
F-8
Cylinder GP - Stick
Note A
7
F-8
Filter GP - Oil (Hydraulic)(Return) 1
242-6878
8
A-8
Filter GP - Oil (Hydraulic)(Return) 2
234-4531
9
A-8
Filter GP - Oil (Hydraulic)
185-0336
10
B-8
Filter GP - Oil (Hydraulic)(Case Drain, Motors)
6E-5534
11
A-7
Filter GP - Oil (Hydraulic)(Case Drain, Pumps)
6E-5534
12
A-7
Manifold and Valve GP - Load Sensing
310-0122
13
B-5
Motor GP - Fan
247-8978
14
A-6
Motor GP - Hydraulic Fan
225-4614
15
A-7
Motor GP - Swing (Front)
295-9447
16
F-4
Motor GP - Swing (Rear)
295-9446
17
F-3
Motor GP - Travel (Left)
209-5895
18
F-6
Motor GP - Travel (Right)
209-5895
19
F-5
Pump GP - Fan Motor
170-9918
20
A-5
Pump GP - Hydraulic (Swing)
295-9678
21
A-4
Pump GP - Hydraulic (Main)
334-9990
22
A-3
Pump GP - Pilot
155-9222
23
A5
TAP LOCATION
Tap Number
Description
Schematic Location
A
Drive Pump Output Pressure
B-3
B
Idler Pump Output Pressure
B-3
LS2
Load Sense Pressure (Main Hydraulic Pump)
A-2
M1
Stroking Pressure (Swing Pump)
A-4
P
Pilot Pump Output Pressure
A-5
P1
Pilot Pressure to Swing Pump
B-5
PG
Pilot Accumulator Pressure
D-4
PS1
Power Shift Pressure (Main Hydraulic Pump)
A-3
FLUID POWER SYMBOLS BASIC COMPONENT SYMBOLS
MAIN AUX.
PUMP or MOTOR
SPRING (ADJ USTABLE)
VARIABILITY
CONTROL VALVES
SPRING
FLUID CONDITIONER
LINE RESTRICTION (VARIABLE)
PRESSURE COMPENSATION
TWO POSITION
HYDRAULIC PNEUMATIC ENERGY TRIANGLES
THREE POSITION
P T NORMAL POSITION
PUMP: VARIABLE and PRESSURE COMPENSATED
LINE RESTRICTION
ATTACHMENT
VALVE PORTS
TWO-WAY
FOUR-WAY
THREE-WAY
CONTROL VALVES AB
2-SECTION PUMP
VARIABLE and PRESSURE COMPENSATED
VALVES
VALVE ENVELOPE S
ONE POSITION
LINE RESTRICTION (FIXED)
RESTRICTION
CHECK VALVES
AB
P T S HIF TE D P OS IT IO N
INF INIT E P OS IT IO N
SPRING LOADED
BASIC SYMBOL
SHUTTLE
PILOT CONTROLLED
FLUID STORAGE RESERVOIRS
VENTED
RETURN ABOVE FLUID LEVEL
PRESSURIZED
MEASUREMENT
PRESSURE
TEMPERATURE
RETURN BELOW FLUID LEVEL
ROTATING SHA FTS
FLOW
UNIDIRECTIONAL
COMBINATION CONTROLS
BIDIRECTIONAL
ELECTRICAL SYMBOLS Hydraulic Symbols (Electrical)
G Transducer (Fluid)
Pressure Switch
Transducer (Gas / Air)
Pressure Switch (Adjustable)
Generator
Temperature Switch
M Electric Motor
Electrical Wire
Electrical Symbols (Electrical)
T
Pressure Symbol
Temperature Symbol
Level Symbol
Wire Number Identification Codes
Flow Symbol
8
7 (7)CYLINDERGP STICK
(6)CYLINDERGP BUCKET
6
(5)CYLINDERGP BOOM
(18) MOTOR GP TRAVEL(LEFT) 209-5895
5
TRAVELMOTOR(LEFT)
4
(19) MOTOR GP TRAVEL(RIGHT) 209-5895
TRAVELMOTOR(RIGHT)
DB
F AL2
F8
BL2
AR1
F6
F7
BR1
AL1
PP3
B
BL1
L
BR
F5
PP3
T1
T1
T2
T2
L
BR
PG
3
S WI NG MO TOR (F RO NT )
PG1
PG2
F4
PD
A
PA
BG
F3
PA
PB
A
E8
E7
B
B
E6
(38) VALVE GP TRAVELCOUNTERBALANCE (LEFT) 155-9200
(BKWD) BR2
AR2
(BKWD)
(FWD)
A
E5
E4
A
(FWD) AR3
BR3
PS3 Pi2
4 3 2 A A A 4 i 3 i 2 i 1 S S S i P P P P P P P
5 i P
B
E3
SDr1
(39) VALVE GP TRAVEL COUNTERBALANCE (RIGHT) 155-9200
PSA1
T
MU
E1
E
D2
D1
D
C1
C
SDr2
P
(37) VALVE GP SWING CISHION 116-3420
PG (2) ACCUMULATOR GP HYDRAULIC (CHARGED) 335-0547
PG Pi1
E2
SP
PS2
PS4
(35) VALVE GP MANIFOLD AND REDUCING 140-0736
DR4
F
(R)
(L)
(R)
(28) SWIVELGP 295-9595
PS4
F1
(33) VALVE GP CONTROL(SWING) 241-8929
B1
(L)
E
F2
PB
B A1
AG
A
PILOTPUMPOUTPUT DRIVEPUMPOUTPUT HIGHPRESSURE CUTOFF CIRCUIT DRIVE ANDIDLERPUMPS COMBINEDCIRCUIT FANPUMP ANDCIRCUIT SUPPLY LINE STICK CYLINDER& CONTROL CIRCUIT LEFT TRAVELMOTOR& CONTROLCIRCUIT ATTACHMENT CONT ROLCIRCUIT SWING MOTOR& CONTROLCIRCUIT DRAIN/ RETURNLINE SWINGBRAKES IDLERPUMPOUTPUT BUCKET CYLINDER& CONTROL CIRCUIT RIGHT TRAVELMOTOR& CONTROLCIRCUIT BOOMCYLINDER& CONTROLCIRCUIT
M
B1
A1
AG
(50) VALVE GP RELIEF 165-9614
SINGLE
(17) MOTOR GP SWING (REAR) 295-9446
S WI NG M OT OR (R EA R)
DB PR
M
SINGLE
1
HYDRAULICCIRCUITCOLORDESCRIPTIONS
B
A
BG
2
(16) MOTOR GP SWING (FRONT) 295-9447
DR5 Pi6 PAC
D
D8
D7 aL3 (RET)
C
aL2 (OPEN)
H C T A
C8 R1 MU
D6
5 4 3 2 1 R R R R R D D D D D
D4
DR4
D R3
D3
DR 2
aR2
C5
(UP) bL1
S
C4
HPC-OFF
C3
) R ( L E V A R T
) L ( L E V A R T
(IN)
HPC-ON
C2
(BKWD) bR2
bR1
PF
aR3 (FWD)
(FWD)
K C I T
C6
(34) VALVE GP CONTROL(MAIN) 295-7745
aR1 (OUT)
M O O B
(CLOSE) bL2
(EXT) bL3
6 R D
P-IN
DR1
aL1 (DOWN)
T E K C U B
C7
D5
T-OUT
R2
(BKWD) bR3
(31) VALVE GP CHECK 2 201-9382
PR AL1
(32) VALVE GP CHECK 3 201-9381
AL3
BL3 AL2
B
(10) FILTER GP OIL(HYDRAULIC) 185-0336
B8
BL2
DR2
B7
B6 (4) COOLER GP HYDRAULIC OIL 210-8157
DR
(9) FILTER GP OIL(HYDRAULIC) (RETURN) 2 234-4531
PS2
(13) MANIFOLD AND VALVE GP LOADSENSING 310-0122
BL1
(25) SENSOR AS PRESSURE (OVER LOAD WARNING) 221-8859
G
(1) ACCUMULATOR GP CHARGED (RETURN LINE) 335-0538
L1 Dr
C2 C1
P T
Dr
L2
(24) SENSOR AS PRESSURE (LOAD SENSING) 221-8859
B5
(36) VALVE GP SOLENOID (HIGH PRESSURE CUTOFF) 352-6819
BR2
B4
(27) SENSOR AS PRESSURE (SWING PUMP) 260-2180
P1
DR6 BR1
AR1
Pi2
PS3
AR2
PF T2 R
BR3
AR3
B3
B2
PR
PS1
G
A PS1
SA1
a1
P1
P2
a2 SA2
(8) FILTER GP OIL(HDRAULIC) (RETURN) 1 A 242-6878
A8
(29) TANK AS HYDRAULIC OIL 227-0678
A7 A
A6
P.P.O
(23) PUMP GP PILOT 155-9222 P.P.I
LINE PATTERNS
(22) PUMP GP HYDRAULIC (MAIN) 334-9990
B
(12) FILTER GP (30) VALVE GP OIL(HYDRAULIC) CHECK 1 (CASE DRAIN, PUMPS) 6E-5534 (15) MOTOR GP 173-3429 (14) MOTOR GP HYDRAULIC FAN (11) FILTER GP FAN 225-4614 OIL(HYDRAULIC) 247-8978 (CASE DRAIN, MOTORS) 6E-5534
(3) BREATHER GP 212-5467
8
B
A5 S
(20) PUMP GP FAN MOTOR 170-9918
DR1
A4 L1
Qmax Qmin
LS1
L2
DR
S
(21) PUMP GP HYDRAULIC SWING 295-9678
M1
M1
A3
LS2
A2 LS2
PressureLine Pilot / LoadSensingPressure Drain/ ReturnLines
A1
ComponentGroup
CALLOUTS
Taps (Pressure,Sampling,Sensor-byletter)
YY
390DEXCAVATOR HYDRAULICSYSTEM
D1
S1
MEDIA NUMBER: KENR7744 ATTACHMENT : ONE WAY FLOW PARTNUMBER: 297-0308, CHANGE: 00, VERSION: HE
