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”
Transcript
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: 242-0337, CHANGE: 10, VERSION: -MEDIA NUMBER: RENR8828-04THIS SCHEMATIC IS FOR THE 966H AND 972H WHEEL LOADER HYDRAULIC SYSTEM
12345678
A
B
C
D
E
F
12345678
A
B
C
D
E
F
HYDRAULIC CIRCUIT COLOR DESCRIPTIONSIMPLEMENT PILOT SUPPLY OIL
PORT A LEVER REARWARD,LEFT HAND LINE ON BOOM(WHEN VIEWED FROM CAB)
PORT B LEVER FORWARD, RIGHT HAND LINE ON BOOM(WHEN VIEWED FROM CAB)
RACKBACK
DUMP
HOLD
DUMP
RAISE
LOWER/FLOAT
RAISE
HOLD
LOWER
FLOAT
HOLD
PORTA
PORTB
PORTA
PORTB
E5
E6
E4
RACKBACK
E2
E3
E7
E8
E9
E10
E11
E12E13
B1A1 A2 B2 A3 B3 A4B4
PRIMARY PILOT SUPPLY - CCS STEERING ATTACHMENT
FRONT AXLE
E14
T
P
P
LS
LS
P
T
T
NC
NO
CC
TO TRANSMISSION CONTROL
TO BRAKELIGHTS
APPLYRELEASE
AXLE
RESERVIOR
RESERVIOR
AXLE
TRANSMISSION CONTROL
C
NONC
LS
COMMAND CONTROL STEERING (ATTACHMENT)
HMU STEERING (STANDARD CONFIGURATION)
(63) VALVE GPOUTPUT
PRESSURE210-5587
(64) VALVE GPPARK BRAKE
106-1774 (53) ACTUATOR ASPARK BRAKE154-8042
(67) CYLINDER GPQUICK COUPLER
311-1463
(68) VALVE GPQUICK COUPLER180-8585
(21) VALVE GPMANUAL LOWER112-1817
TILT CYLINDER(6) 966 STANDARD 356-2219(7) 972 STANDARD 356-2220(8) 966 HIGH LIFT 358-5189(9) 972 HIGH LIFT 358-5190(10) 966 LOGGER 356-2220
(4) CYLINDER GPLIFT - (LH)
242-4274
(5) CYLINDER GPLIFT - (RH)242-4275
(2) ACCUMULATORRIDE CONTROL325-7131
(1) ACCUMULATORPILOT355-9981
(23) VALVE GPLOAD SENSERELIEF346-0474
(32) VALVE GPPRESSUREREDUCING313-7668
(32) VALVE GPPRESSUREREDUCING313-7668
(32) VALVE GPPRESSUREREDUCING313-7668
(25) VALVE GPMARGINRELIEF328-0730
(35) CYLINDER GPSTEERING314-9336
(50) VALVE GPSTEERINGCROSSOVER RELIEF129-8222
(48) VALVE GPSTEERING
BACKUP RELIEF132-5258
(51) VALVE GPSTEERING (HMU)
142-3996
(11) FILTER GPCASE DRAIN337-4102
(3) BREATHER258-2829
(14) TANK GPHYDRAULIC340-5959
(54) BREAKERVACUUM220-0814
(33) VALVE - MANUALPUMP CASE FILL8T-6907
(13) SCREEN - RETURN 9T-9227
(66) VALVE GPDIVERTER237-8180
(56) FILTER GPKIDNEY LOOP330-9358
(61) VALVE GPCHECK (FILTERANTIDRAINBACK)307-5393
(55) COOLERHYDRAULIC OIL244-4498
(59) PUMP GPFAN
254-5147
(62) VALVE GPCHECK(COOLERBYPASS)244-1426
(65) VALVE GPSAMPLING PORT8C-3451
(57) 161-8919(58) 334-6234 (ATCH)
MOTOR GP - FAN
(60) VALVE GPCHARGE (FANDRIVE ANDBRAKE)352-1587
(52) ACCUMULATORBRAKE
198-9841
(21) VALVE GP - LOWER(DEAD ENGINE)
112-1817
(20) VALVE GPBACKPRESSURE
353-7179
(12) VALVE GPIMPLEMENT
292-8768
(69) PUMP GPTARNSMISSION
241-8686
(41) PUMP GPSTEERING241-9157
(43) VALVE GPCHECK
141-2597
(40) PUMP GPSECONDARYSTEERING (ATCH)275-8544
(47) VALVE GPSHUTTLE (ATCH)8J-6875
(45) VALVE GPPILOT (CSS ATCH)
164-4116
(44) VALVE GPCHECK
(CSS ATCH)111-7775
(37) NEUTRALIZERCCS (ATCH)321-5283
(42) SCREEN (ATCH)154-2883
(50) VALVE GP - STEERINGCROSSOVER RELIEF
111-7775
(46) VALVE GP - PRESSUREREDUCING (ATCH)
114-1267
(48) VALVE GP - RELIEFSTEERING BACKUP
132-5258
(49) VALVE GP - STEERING(CCS ATCH)133-1728
(34) CYLINDER GPSTEERING314-9336
(39) PUMP GPHMU METERING349-6093
(38) ORIFICE108-2144
(36) NEUTRALIZERHMU296-5662
(22) VALVE GP - RELIEF(AUX FUNCTION)272-2334
IMPLEMENT VALVE GP(15) 2 FUNCTION W/O RIDE CONTROL 261-3945(16) 2 FUNCTION W/ RIDE CONTROL (ATCH) 261-2337(17) 3 FUNCTION W/O RIDE CONTROL (ATCH) 261-3972(18) 3 FUNCTION W/ RIDE CONTROL (ATCH) 261-3338(19) 3 FUNCTION W/ RIDE CONTROL (LOGGER ATCH) 256-3644
(31) VALVE GPPRESSUREREDUCING335-1074
(32) VALVE GPSOLENOID(PRESSUREREDUCING)313-7668
(32) VALVE GPSOLENOID
(PRESSUREREDUCING)
313-7668
(32) VALVE GPSOLENOID(PRESSUREREDUCING)313-7668 (26) VALVE GP - RELIEF
(RIDE CONTROL)4T-7581
(29) VALVE GP - SHUTTLE235-6157
(30) VALVE GPSOLENOID
(ANTI-DRIFT)328-4314
(30) VALVE GPSOLENOID
(ANTI-DRIFT)328-4314
(30) VALVE GPSOLENOID
(ANTI-DRIFT)328-4314
(27) VALVE GPRELIEF (TILT)
332-1985
(28) VALVE GPRELIEF
(LOGGER ATCH)332-1985
(24) VALVE GPRELIEF
(MAKE UP LIFT)234-4869
G12
SOS
G7 G6G3
G4
G2
G10
G5G5
G1
G8G11
G9G10
SOLENOID VALVE REFERENCESOLENOID LOCATION SOLENOID NAME
E1 FAN / BRAKE VALVE DEMAND SPEED FAN SOLENOIDE2 IMPLEMENT VALVE - LIFT LOWER SOLENOIDE3 IMPLEMENT VALVE - LIFT RAISE SOLENOIDE4 IMPLEMENT VALVE - RIDE CONTROL RIDE CONTROL BALANCE SOLENOIDE5 IMPLEMENT VALVE - RIDE CONTROL RIDE CONTROL HEAD END CHECK SOLENOIDE6 IMPLEMENT VALVE - RIDE CONTROL RIDE CONTROL ROD END CHECK SOLENOIDE7 IMPLEMENT VALVE - TILT DUMP SOLENOIDE8 IMPLEMENT VALVE - TILT RACK BACK SOLENOIDE9 IMPLEMENT VALVE IMPLEMENT PILOT SUPPORT SOLENOIDE10 IMPLEMENT VALVE - 3RD FUNCTION 3RD FUNCTION PORT A SOLENOIDE11 IMPLEMENT VALVE - 3RD FUNCTION 3RD FUNCTION PORT B SOLENOIDE12 IMPLEMENT VALVE - LIFT LOWER ANTI-DRIFT SOLENOIDE13 IMPLEMENT VALVE - TILT DUMP ANTI-DRIFT SOLENOIDE14 QUICK COUPLER VALVE ENABLE SOLENOID
