INTERACTIVE SCHEMATIC The Bookmarks panel will allow you to quickly navigate to points of interest. Click on any text that is BLUE and underlined. These are hyperlinks that can be used to navi- gate the schematic and machine views. When only one callout is showing on a machine view this button will make all of the callouts visible. This button is located in the top right corner of every machine view page. VIEW ALL CALLOUTS Cover Page Information Schematic Machine Views Component Table Tap Table Fluid Power Symbols Electrical Symbols Front Frame Rear Frame Tap Views Features Options Bookmarks X EC-C3 EC-C2 E-C60 EC-C1 E-C61 To set your screen resolution do the following: RIGHT CLICK on the DESKTOP. Select PROPERTIES. CLICK the SETTINGS TAB. MOVE THE SLIDER under SCREEN RESOLUTION until it shows 1024 X 768. CLICK OK to apply the resolution. This document is best viewed at a screen resolution of 1024 X 768. FUNCTION Zoom In HOTKEYS (Keyboard Shortcuts) Zoom Out Fit to Page Hand Tool “CTRL” / “+” KEYS “CTRL” / “-” “CTRL” / “0” (zero) “SPACEBAR” (hold down) Find “CTRL” / “F”
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INTERACTIVE SCHEMATIC - JustAnswer...Filter Gp - Drain 158-8987 7 A-4 Filter Gp - Pilot 158-8987 8 A-4 Filter Gp - Return 188-4140 9 A-5 Manifold Gp - Pilot Oil Control 215-5037 10
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INTERACTIVE SCHEMATIC
The Bookmarks panel will allow you to quickly navigate to points of interest.
Click on any text that is BLUE and underlined. These are hyperlinks that can be used to navi-gate the schematic and machine views.
When only one callout is showing on a machine view this button will make all of the callouts visible. This button is located in the top right corner of every machine view page.
VIEW ALL CALLOUTS
Cover PageInformation
SchematicMachine Views
Component TableTap Table
Fluid Power Symbols
Electrical Symbols
Front Frame
Rear Frame
Tap Views
Features
Options
Bookmarks X
EC-C3EC-C2 E-C60
EC-C1
E-C61
To set your screen resolution do the following:RIGHT CLICK on the DESKTOP. Select PROPERTIES. CLICK the SETTINGS TAB. MOVE THE SLIDER under SCREEN RESOLUTION until it shows 1024 X 768. CLICK OK to apply the resolution.
This document is best viewed at a screen resolution of 1024 X 768.
SPRING CONTROL VALVES RESTRICTION LINE RESTRICTION(FIXED)
2-SECTION PUMP
MAIN AUX.
SPRING(ADJUSTABLE)
VARIABILITY LINE RESTRICTION(VARIABLE)
LINE RESTRICTIONVARIABLE and PRESSURE
COMPENSATED
PRESSURECOMPENSATION
PUMP: VARIABLE andPRESSURE COMPENSATED
ENERGY TRIANGLESHYDRAULIC PNEUMATIC
MEASUREMENT
PRESSURE TEMPERATURE FLOW
ROTATING SHAFTS
UNIDIRECTIONAL BIDIRECTIONAL
PUSH-PULL LEVER PEDALGENERAL MANUAL PUSH BUTTON SPRING
MANUAL CONTROL SYMBOLS
HYDRAULIC MOTORS
FIXEDDISPLACEMENT
VARIABLE DISPLACEMENTNON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
HYDRAULIC PUMPS
FLUID STORAGE RESERVOIRS
CROSSING AND JOINING LINES
VALVE ENVELOPES VALVE PORTS
BASIC COMPONENT SYMBOLS
FLUID CONDITIONERPUMP or MOTOR
FIXEDDISPLACEMENT
VARIABLE DISPLACEMENTNON-COMPENSATED
UNIDIRECTIONAL
BIDIRECTIONAL
VALVES
PILOT CONTROL SYMBOLSRELEASED PRESSURE
EXTERNAL RETURN INTERNAL RETURN
REMOTE SUPPLY PRESSURE
SIMPLIFIED COMPLETE INTERNALSUPPLY PRESSURE
ACCUMULATORS
SPRING LOADED GAS CHARGED
SOLENOIDor MANUAL
SOLENOIDand PILOT
SOLENOID and PILOT or MANUAL
COMBINATION CONTROLS
SOLENOID SERVO THERMAL DETENT
HYDRAULIC AND PNEUMATIC CYLINDERS
DOUBLE ACTINGSINGLE ACTING
BASICSYMBOL
SPRINGLOADED
CHECK VALVES
TWOPOSITION
INFINITEPOSITIONING
FLOW IN ONEDIRECTION
FLOW ALLOWED INEITHER DIRECTION
THREEPOSITION
CROSSFLOW
PARALLELFLOW
INTERNAL PASSAGEWAYS
NORMAL POSITION
A B
P T
A B
P TSHIFTED POSITION INFINITE POSITION
CONTROL VALVES
ATTACHMENT
MANUAL SHUTOFF
SHUTTLE PILOTCONTROLLED
ELECTRICAL SYMBOLSHydraulic Symbols (Electrical)
325-AG135 PK-14
Circuit IdentificationNumber
Wire Color Wire Gauge
Harness identification codeThis example indicateswire 135 in harness "AG".
325-PK-14
Wire Gauge
Wire Color
Circuit Number Identification
Wire Number Identification Codes
Current Standard
Previous Standard
Electrical Schematic Example Hydraulic Schematic Example
325-PK
Wire ColorCircuit Number Identification
B A
Wire
Wire
(EXAMPLE VALVE)
Current Standard
Transducer(Fluid)
Transducer(Gas / Air)
G
Generator
Electrical WirePressure Switch
MElectric Motor
Pressure Switch (Adjustable)
Temperature Switch
PressureSymbol
TemperatureSymbol
LevelSymbol
FlowSymbol
Electrical Symbols (Electrical)
T
Components are shown installed on a fully operable machine with the key and engine off, transmission shifterin neutral and with parking brake set.Refer to the appropriate Service Manual for Troubleshooting, Specifications and Systems Operations.
SCHEMATIC PART NUMBER: 215-4897, CHANGE: 07, VERSION: HEMEDIA NUMBER: RENR 7168THIS SCHEMATIC IS FOR THE 330C EXCAVATOR HYDRAULIC SYSTEM
A
B
C
D
E
1234567
A
B
C
D
E
1234567
LINE PATTERNS
Drain / Return Lines
Component Group
Pilot / Load Sensing Pressure
Pressure Line
CALLOUTS
Taps (Pressure, Sampling, Sensor - by letter)YY
(52) VALVE GP - CONTROL138-1234
Callout Number(Machine Location from
Component LocationsTable)
ComponentName
Part Number
IN
T
OUT
BDr
Pi2A3
M1
M2
J2
J1
R3
A2
A1
M3
X2
X1
R2
S
S4A4
T2
B A
T1
T2
T1
A B
X X
TOUTPIN
PACPi1P2P1 PSA2
DR6DR5
PSA1
DR4DR3DR2DR1D
C
BA
G
F E
BP1 BTT
P1P2
B2
A2 B1
B8B7B6C B5B4B3B2B1
A8A7A6A5A4A3A2A1
SDr
STSP1
SP2
Pi3 Di3 DST PRPL
AR4R1BR4
AR3BR3AR2BR2
SPi
SP3
AR1BR1
BR5Di4
Pi4
AL1
bL3
AR5AL4
BL1
CLO
SE
AL2
OP
EN
A1
R3BL2
BPi
AL3
DO
WN
R2
BP3
LR
R4
BP2
X3
bR4
aR5Pi1aR4
bR5HR
Di1
aR3
bR3
aR2
bR2
aR1
bR1
aL1
bL1HL
aL2
bL2bL4 Pi2
aL4
Di2
IN UP
R1
OU
T
M4
BL3aL3
4
B A
D
C
PR
(5) CYLINDER GP - STICK192-6910
(14) MOTOR GP - SWING200-3373
(12) MOTOR GPLEFT TRAVEL
271-6376
(31) VALVE GPLEFT TRAVEL
BRAKE204-2819
(44) VALVE GPSOLENOID (FINE SWING)116-3526
(23) SWIVEL GP159-7841
(13) MOTOR GPRIGHT TRAVEL271-6376
(42) VALVE GPRIGHT TRAVELBRAKE204-2819
(4) CYLINDER GP - BUCKET 115-8693
(3) CYLINDER GP - BOOM192-6894
(28) VALVE GPBOOM DRIFT REDUCTION158-8118
(32) VALVE GPMAIN CONTROL
212-7960
(48) VALVE GPSTICK DRIFTREDUCTION158-8161
(37) VALVE GPPILOT TRAVEL
158-8250
(20) SWITCH ASPRESSURE 1175-3244
(21) SWITCH ASPRESSURE 2175-3244
(34) VALVE GPPILOTCONTROL(BOOM ANDBUCKET)206-3303
(35) VALVE GPPILOT CONTROL(SWING AND STICK)206-3304