5STEERBR
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Transcript of 5STEERBR
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STEERINGCYLINDER
STEERINGHYDRAULIC
TANK
STEERINGCOOLERS
STEERINGCOOLING
PUMP
STEERINGCONTROL
VALVE
STEERINGPUMPS
COMPENSATORVALVE GROUP
PRESSUREREDUCING
VALVES
NEUTRALIZERVALVES
METERINGPUMP
STEERINGFILTER
SUPPLEMENTALSTEERING
PUMP
DIVERTERVALVE
994 WHEEL LOADER
STEERING SYSTEM
V-2
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V-3COMPONENTS
BRAKE OIL
COOLING
TANK
IMPLEMENT
OIL COOL-
ING FILTER
STEERING
AND BRAKE
COOLING
FILTER
STEERING
AND BRAKE
OIL TANK
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V-4PUMP COMPONENTS
RIGHT
STEERING
PUMP
LEFT
STEERING
PUMP
BRAKE
COOLING
PUMP
PUMP
COMPENSATOR
PUMP
COMPENSATOR
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SWASHPLATE
LARGEACTUATOR
PISTON
STEERING PUMP ANDCOMPENSATOR VALVE
LOW PRESSURE STANDBY
FROM STEERINGCONTROL VALVE
FLOWCOMPENSATORSPOOL
PRESSURECOMPENSATORSPOOL
CONPENSATOR VALVE
SMALLACTUATOR PISTON
MINIMUM ANGLESTOP
MAXIMUM ANGLE
STOP
CHARGEPUMP
V-5
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SWASHPLATE
LARGEACTUATOR
PISTON
STEERING PUMP ANDCOMPENSATOR VALVE
UPSTROKE
FROM STEERINGCONTROL VALVE
FLOWCOMPENSATORSPOOL
PRESSURECOMPENSATORSPOOL
CONPENSATOR VALVE
SMALLACTUATOR PISTON
MINIMUM ANGLESTOP
MAXIMUM ANGLESTOP
CHARGEPUMP
V-6
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SWASHPLATE
LARGEACTUATOR
PISTON
STEERING PUMP ANDCOMPENSATOR VALVE
CONSTANT FLOW
FROM STEERINGCONTROL VALVE
FLOWCOMPENSATORSPOOL
PRESSURECOMPENSATORSPOOL
CONPENSATOR VALVE
SMALLACTUATOR PISTON
MINIMUM ANGLESTOP
MAXIMUM ANGLE
STOP
CHARGEPUMP
V-7
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SWASHPLATE
LARGEACTUATOR
PISTON
STEERING PUMP ANDCOMPENSATOR VALVE
DESTROKE
FROM STEERINGCONTROL VALVE
FLOWCOMPENSATORSPOOL
PRESSURECOMPENSATORSPOOL
CONPENSATOR VALVE
SMALLACTUATOR PISTON
MINIMUM ANGLESTOP
MAXIMUM ANGLE
STOP
CHARGEPUMP
V-8
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SWASHPLATE
LARGEACTUATOR
PISTON
STEERING PUMP ANDCOMPENSATOR VALVE
RELIEF
FROM STEERINGCONTROL VALVE
FLOWCOMPENSATORSPOOL
PRESSURECOMPENSATORSPOOL
CONPENSATOR VALVE
SMALLACTUATOR PISTON
MINIMUM ANGLESTOP
MAXIMUM ANGLE
STOP
CHARGEPUMP
V-9
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ORIFICE 2
FROM RIGHTSTEERING PUMP
DRAIN PASSAGE
SHIMS
FROM LEFTSTEERING PUMP
ANDSUPPLEMENTALSTEERING VALVE
TO HMUSTEERING OIL
PRESSURESWITCH
VALVE SPOOL
ORIFICE 1
VALVE 1VALVE 2
SELECTOR AND PRESSURE CONTROL VALVES
V-10
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L R PT
CONTROLSECTION
SLEEVE
SPOOL
DRIVEPIN THERMAL BLEEDPASSAGES
CENTERINGSPRINGS
METERINGSECTION
ROTOR
STATOR
HAND METERING UNITNEUTRAL
V-11
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L R PT
L R PT
HAND METERING UNIT
METERINGSECTION
CONTROLSECTION
SPOOL
ROTOR
STATOR
CENTERINGSPRINGS
LEFT TURN
RIGHT TURN
V-12
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TOSTEERINGCONTROL
VALVEFROM HMU
CHECK VALVE
SPRINGVALVE SPOOL
FROMSTEERINGCONTROL
VALVETO HMU
CHECKVALVE
SPRING
VALVE SPOOL
NEUTRALIZER VALVE
LESS THAN MAXIMUM TURN
MAXIMUM TURN
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STEERING CONTROL VALVE
HOLD
CONTROLSPOOL
RELIEF VALVE
DOUBLE CHECK VALVE
SIGNALPASSAGE
FROMHMU
FROMHMUTO STEERING
CYLINDERS
TO STEERING
CYLINDERS
FROM STEERING PUMPS
V-14
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STEERING CONTROL VALVE
RIGHT TURN
CONTROLSPOOL
RELIEFVALVE
DOUBLE CHECK VALVE
SIGNALPASSAGE
FROMHMU
FROMHMUTO STEERING
CYLINDERS
FROM STEERING
CYLINDERS
TO TANK
FROM STEERING PUMPS
V-15
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STEERING SYSTEMHOLD
STEERING AND
BRAKE TANK
LEFTNEUTRALIZER
VALVE
RIGHTNEUTRALIZER
VALVE
HAND METERING UNIT
STEERINGCONTROL VALVE
STEERINGCYLINDERS
LINERELIEFVALVES
RIGHT PUMP
RIGHT PUMP COMPENSATOR VALVE
PRESSURE ANDSELECTOR VALVES
CHECKVALVE
CHECKVALVE
LEFT PUMPCOMPENSATOR VALVE
CHECKVALVE
LEFT PUMP V-16
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STEERING SYSTEMGRADUAL RIGHT TURN
STEERINGCYLINDERS
LINERELIEFVALVES
DOUBLECHECKVALVE
NEUTRALIZERVALVES
HANDMETERING
UNIT
PRESSUREAND
SELECTORVALVE 2
PRESSUREAND
SELECTORVALVE 1
RIGHT PUMPCOMPENSATOR
VALVE
LEFT PUMPCOMPENSATOR
VALVE
CHECKVALVE
CHECKVALVE
RIGHT PUMP
LEFT PUMP
STEERING ANDBRAKE TANK
RELIEFVALVE
V-17
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STEERING SYSTEM WITH SUPPLEMENTAL STEERINGDIFFERENTIAL PRESSURE BELOW 1220 kPa (175 psi)
REVERSING
SPOOL INLETCHECKVALVES
SUPPLEMENTALPUMP
FLOWCHECKVALVES
OUTLET CHECK VALVE
DIVERTERSPOOL RELIEF
VALVE
NEUTRALIZERVALVES
HANDMETERING
UNIT
PRESSUREAND
SELECTORVALVE 2
PRESSUREAND
SELECTORVALVE 1
RIGHT PUMPCOMPENSATOR
VALVE
LEFT PUMP
COMPENSATORVALVE
RIGHT PUMP
LEFT PUMP
STEERING ANDBRAKE TANK
V-18
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STEERING SYSTEM WITH SUPPLEMENTAL STEERING
REVERSINGSPOOLINLET
CHECKVALVES
SUPPLEMENTALPUMP
FLOWCHECK
VALVES
OUTLET CHECK VALVE
DIVERTERSPOOL RELIEF
VALVE
NEUTRALIZERVALVES
HAND
METERINGUNIT
PRESSUREAND
SELECTORVALVE 2
PRESSUREAND
SELECTORVALVE 1
RIGHT PUMPCOMPENSATOR
VALVE
LEFT PUMPCOMPENSATORVALVE
RIGHT PUMP
LEFT PUMP
STEERING ANDBRAKE TANK
DIFFERENTIAL PRESSURE ABOVE 1220 kPa (175 psi)
V-19
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STEERING SYSTEM WITH SUPPLEMENTAL STEERING
REVERSINGSPOOLINLET
CHECKVALVES
SUPPLEMENTALPUMP
FLOWCHECK
VALVES
OUTLET CHECK VALVE
DIVERTERSPOOL RELIEF
VALVE
NEUTRALIZERVALVES
HAND
METERINGUNIT
PRESSUREAND
SELECTORVALVE 2
PRESSUREAND
SELECTORVALVE 1
RIGHT PUMPCOMPENSATOR
VALVE
LEFT PUMPCOMPENSATORVALVE
RIGHT PUMP
LEFT PUMP
STEERING ANDBRAKE TANK
ENGINE OFF
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STEERING COOLING SYSTEM
STEERINGCOOLER
PUMP
FLUIDSAMPLING
VALVE
FILTERFILTER
BYPASSVALVE
OIL COOLER CORES
COOLERBYPASSVALVE
V-21
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V-22
STEERING AND BRAKE OIL COOLERS
MODULES
MACHINE
RIGHT
SIDE6 5 4
IMPLEMENT OIL COOLERS
MODULES 677 5 4
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LEFTBRAKEPEDAL
RIGHTBRAKEPEDAL
RIGHT BRAKE
VALVE
PARKING BRAKEVALVE
BRAKEACCUMULATORS
LEFT FRONTSERVICE BRAKE
LEFT REARSERVICE BRAKE
RIGHT FRONTSERVICE BRAKE
RIGHT REARSERVICE BRAKE
PARKINGBRAKE
BRAKE OILCOOLER CORE GROUP
BRAKE
COOLINGPUMP
BREATHER
BREATHER
VARIABLEDISPLACEMENT
PISTON PUMP
PRESSURECOMPENSATOR
VALVE
PUMPACTUATOR
STEERING AND BRAKETANK
BRAKE COOLINGTANK
PRESSURE
RELEASE SPOOL
MANUALSPOOL
NEUTRALIZER VALVEFROM
TRANSMISSIONNEUTRALIZER VALVE BRAKE SYSTEM
ENGINE OFF
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PUMP SERVO VALVE CONTROL PISTON
CONTROL PISTON
PASSAGE
SPRING
SWASHPLATEPISTON ASSEMBLY
DRIVE SHAFT
BARREL
OUTLET PASSAGE
INLET PASSAGE
BRAKE PUMPLOW PRESSURE
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FROM PUMPOUTLET
TO CONTROLPISTON
ADJUSTMENTBOLT
LOCKNUT PRESSURE COMPENSATOR SPOOL
FROM PUMPOUTLET
TO CONTROLPISTON
ADJUSTMENTBOLT
LOCKNUT PRESSURE COMPENSATOR SPOOL
LOW BRAKE SYSTEM PRESSURE HIGH BRAKE SYSTEM PRESSURE
PUMP SERVO VALVE
V-25
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PUMP SERVO VALVE CONTROL PISTON
CONTROL PISTONPASSAGE
SPRING
SWASHPLATE
PISTON ASSEMBLY
DRIVE SHAFT
BARREL
OUTLET PASSAGE
INLET PASSAGE
BRAKE PUMPHIGH PRESSURE
V-26
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BRAKERELEASED
BRAKE CONTROLVALVE
PLUNGERSPRINGSSPOOL
PISTON SPRING
SUPPLYOIL
TOTANK
CHECK VALVE
TO SERVICE BRAKES AND
NEUTRALIZER VALVE
BRAKEENGAGED
PLUNGERSPRINGSSPOOL
CHECKVALVE
TO SERVICE BRAKESANDNEUTRALIZER VALVE
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TO DRAIN
TO TRANSMISSIONNEUTRALIZER VALVE
FROM BRAKECONTROL VALVE
TO BRAKE CONTROL VALVE
MANUALSPOOL
PRESSURERELEASE
SPOOL
TO DRAIN
FROM TRANSMISSIONNEUTRALIZER VALVE
FROM SERVICEVALVE
FROM BRAKE CONTROL VALVE
PRESSURERELEASE
SPOOL
MANUALSPOOL
TRANSMISSION ENGAGEDBRAKES SLOWLY DISENGAGED
LEFT BRAKE PEDAL RELEASEDTRANSMISSION DISENGAGED
BRAKES ENGAGED
LEFT BRAKE PEDAL DEPRESSED
NEUTRALIZER VALVES V-28
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DISC-TYPE
SPINDLE
PLATES
DISCS
PISTON
OIL CHAMBER
WHEELASSEMBLY
HOUSING
WHEEL BRAKE
V-29
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SEPARATOR PLATESDISCS
TOPARKINGBRAKE
CONTROLVALVE
PRESSUREPLATE
SPRINGS
DRIVESHAFT
RODS
BRAKE ENGAGED
MACHINEFRAME
DRIVE SHAFT
FROMPARKINGBRAKE
CONTROLVALVE
BRAKE RELEASEPISTON
SPRINGS
BRAKE RELEASED
PARKING BRAKEV-30
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BRAKE SYSTEM
LEFTBRAKEPEDAL
RIGHTBRAKEPEDAL
RIGHT BRAKEVALVE
PARKING BRAKEVALVE
BRAKEACCUMULATORS
LEFT FRONTSERVICE BRAKE
LEFT REARSERVICE BRAKE
RIGHT FRONTSERVICE BRAKE
RIGHT REARSERVICE BRAKE
PARKINGBRAKE
BRAKE OILCOOLER CORE GROUP
BRAKE COOLING PUMP
BREATHER
BREATHER
VARIABLEDISPLACEMENTPISTON PUMP
PRESSURECOMPENSATOR
VALVE
PUMPACTUATOR
STEERING ANDBRAKE TANK
BRAKE COOLINGTANK
FROMTRANSMISSION
NEUTRALIZER VALVE
PRESSURERELEASE SPOOL
MANUALSPOOL
NEUTRALIZER VALVE
RIGHT BRAKE APPLIED
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BRAKE SYSTEM
LEFTBRAKEPEDAL
RIGHTBRAKEPEDAL
RIGHT BRAKEVALVE
PARKING BRAKEVALVE
BRAKEACCUMULATORS
LEFT FRONTSERVICE BRAKE
LEFT REARSERVICE BRAKE
RIGHT FRONTSERVICE BRAKE
RIGHT REARSERVICE BRAKE
PARKINGBRAKE
BRAKE OILCOOLER CORE GROUP
BRAKE COOLING PUMP
BREATHER
BREATHER
VARIABLEDISPLACEMENTPISTON PUMP
PRESSURECOMPENSATOR
VALVE
PUMP
ACTUATOR
STEERING ANDBRAKE TANK
BRAKE COOLINGTANK
FROMTRANSMISSION
NEUTRALIZER VALVE
PRESSURERELEASE SPOOL
MANUALSPOOL
NEUTRALIZER VALVE
LEFT BRAKE APPLIED
V-32
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BRAKE SYSTEM
LEFTBRAKEPEDAL
RIGHTBRAKEPEDAL
RIGHT BRAKEVALVE
PARKING BRAKEVALVE
BRAKEACCUMULATORS
LEFT FRONTSERVICE BRAKE
LEFT REARSERVICE BRAKE
RIGHT FRONTSERVICE BRAKE
RIGHT REARSERVICE BRAKE
PARKINGBRAKE
BRAKE OILCOOLER CORE GROUP
BRAKE COOLING PUMP
BREATHER
BREATHER
VARIABLEDISPLACEMENTPISTON PUMP
PRESSURECOMPENSATOR
VALVE
PUMP
ACTUATOR
STEERING ANDBRAKE TANK
BRAKE COOLINGTANK
FROMTRANSMISSION
NEUTRALIZER VALVE
PRESSURERELEASE SPOOL
MANUALSPOOL
NEUTRALIZER VALVE
INSTANT LEFT BRAKERELEASES
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BRAKE COOLING SYSTEM
OILCOOLER
LEFT FRONTSERVICE BRAKE
LEFT REARSERVICE BRAKE
RIGHT REARSERVICE BRAKE
COOLERBYPASSRELIEF
RIGHT FRONTSERVICE BRAKE
V-34
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V-35BRAKE OIL COOLER
HOSE TO REAR BRAKES HOSE TO FRONT BRAKES BRAKE OIL COOLER
COOLER BYPASS VALVE COOLER BYPASS HOSE