trasmision motoniveladora cat 24h
TRANSCRIPT
ENGINE
COOLER
TRANSMISSION
ELECTRONICCONTROLMODULE
ENGINE SPEED SIGNAL TRANSMISSION OUTPUTSPEED SIGNAL
SIGNAL TO CONTROL VALVE
TRANSMISSIONCONTROL
VALVE
LOCKUPCLUTCHVALVE
TORQUECONVERTER
OUTLETRELIEF VALVE
PUMP PRIMEORIFICE
PUMP
FILTER
TC OUTPUTSPEEDSIGNAL
OUTPUTTRANSFER
GEARS
INPUTTRANSFER
GEARS
FLYWHEELHOUSING
LOCKUPCLUTCH
TORQUECONVERTER
Service TrainingMALAGA
24H MOTORGRADER
AdolfoAugust 1998
2. POWER TRAIN
1. Components Layout2. Operation3. Testing & Adjusting
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2-2P
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DIESEL ENGINE
TORQUECONVERTER
UPPERDRIVESHAFT
INPUTTRANSFER GEARS
TRANSMISSION
OUTPUTTRANSFER GEARS
LOWER DRIVESHAFT DIFFERENTIAL FINAL DRIVES
POWER TRAINCOMPONENT LOCATION
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2-3P
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FREEWHEELASSEMBLY
STATOR
IMPELLER
TURBINE
LOCKUP PISTON
TORQUE CONVERTERINLET OIL
TORQUE CONVERTERLOCKUP OIL PASSAGE
CONVERTER DRIVETORQUE CONVERTER
EN
GIN
E F
LYW
HE
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TO TRANSFER GEARS
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2-4P
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FREEWHEELASSEMBLY
STATOR
IMPELLER
TURBINE
LOCKUPPISTON
TORQUECONVERTER
INLET OIL
TORQUECONVERTERLOCKUP OIL
PASSAGE
DIRECT DRIVETORQUE CONVERTER
EN
GIN
E F
LYW
HE
EL
TOTRANSFERGEARS
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CH
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CH
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2-7P
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LOCKUP CLUTCHSOLENOID VALVE
LOCKUP CLUTCHSOLENOID DE-ENERGIZED
TEST PORT
FROMPUMP
TO LOCKUPCLUTCH
BALLVALVESPOOL SPRINGORIFICE
LOCKUP CLUTCHSOLENOID ENERGIZED
SOLENOID PIN
TEST PORT
FROMPUMP
TO LOCKUPCLUTCH
BALLVALVESPOOL SPRINGORIFICE
SOLENOID PIN
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2-8P
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ENGINE
COOLER
TRANSMISSION
ELECTRONICCONTROLMODULE
ENGINE SPEED SIGNAL TRANSMISSION OUTPUTSPEED SIGNAL
SIGNAL TO CONTROL VALVE
TRANSMISSIONCONTROL
VALVE
LOCKUPCLUTCHVALVE
TORQUECONVERTER
OUTLETRELIEF VALVE
PUMP PRIMEORIFICE
PUMP
FILTER
TC OUTPUTSPEEDSIGNAL
OUTPUTTRANSFER
GEARS
INPUTTRANSFER
GEARS
FLYWHEELHOUSING
LOCKUPCLUTCH
TORQUECONVERTER
24H MOTOR GRADERPOWER TRAIN SCHEMATIC
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NO. 1CLUTCH
NO. 2CLUTCH
NO. 3CLUTCH
NO. 4CLUTCH
NO. 5CLUTCH
NO. 6CLUTCH
OUTPUTSHAFT
INPUTSHAFT
TransmissionSelection
Clutches Engagedin Transmission
Neutral 4
First Speed Forward 2 and 6
Second Speed Forward 3 and 6
Third Speed Forward 2 and 5
Fourth Speed Forward 3 and 5
Fifth Speed Forward 2 and 4
Sixth Speed Forward 3 and 4
First Speed Reverse 1 and 6
Second Speed Reverse 1 and 5
Third Speed Reverse 1 and 4
TRANSMISSIONCOMPONENTS
FIRST FORWARD
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CH
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CH
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TRANSMISSION HYDRAULIC CONTROLS
NO. 4CLUTCH
SOLENOID
NO. 2CLUTCH
SOLENOID
NO. 3CLUTCH
SOLENOID
NO. 1 CLUTCH SOLENOIDNO. 5 CLUTCH SOLENOID
NO. 6CLUTCH
SOLENOID
TRANSMISSION HYDRAULIC CONTROLS
LP PLUGP3 PRESSURE TAP
FROMPUMP
TO TORQUECONVERTER
TRANSMISSIONHYDRAULICCONTROLS
P1 PRESSURE TAP P2 PRESSURE TAP
MANIFOLDSELECTOR AND PRESSURE
CONTOL VALVE GROUP
HIGH FORWARDAND FIRST SEED
SELECTOR VALVEGROUP
PLATE
SPEED SELECTOR SPOOL
HIGH FORWARDDIRECTIONAL ANDSPEED SELECTORSPOOL (LOCATEDBEHIND COVERS)
SOLENOIDS
TRANSMISSION HYDRAULIC CONTROLS
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C 4
C 2C 3
C 6
C 1
C 5
PUMP
FILTER LOCKUP CLUTCHSOLENOID VALVE
LOCKUPCLUTCH
TC OUTLETRELIEF
COOLER
LUBRICATION
TORQUECONVERTER
C 3
C 6
C 1
C 4 C 5
C 2
P1
P2
P3
24H TRANSMISSION HYDRAULIC SYSTEMNEUTRAL
SPOOL FOR SPEEDS 3, 4, 5 AND 6
SPOOL FORSPEEDS 1 AND 2DIRECTION
SPEEDSPOOLS
LOCKUP CLUTCHANALOG SENSOR
CONVERTERINLET RATIO
VALVE
MODULATIONRELIEF VALVE
ORIFICE
PRESSUREDIFFERENTIAL
VALVE
LOADPISTON
FLOW CONTROLORIFICE
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24H TRANSMISSION HYDRAULIC SYSTEMFIRST SPEED FORWARD
C 4
C 2C 3
C 6
C 1
C 5
C 3
C 6
C 1
C 4 C 5
LOCKUP CLUTCHSOLENOID VALVE
LOCKUP CLUTCHANALOG SENSOR
C 2
CHAPTER : POWER TRAIN
24H MOTORGRADER
2-15Page:
DIFFERENTIAL
SIDE GEAR - A
PINIONS (4)
CROSS SHAFTFOR PINIONS CLUTCH PLATES
PISTON
CAVITITY
SIDE GEAR - B
DIFFERENTIAL LOCK OFFMACHINE TURNING
CHAPTER : POWER TRAIN
24H MOTORGRADER
2-16Page:
DIFFERENTIAL
SIDE GEAR - A
PINIONS (4)
CROSS SHAFTFOR PINIONS CLUTCH PLATES
PISTON
CAVITITY
SIDE GEAR - B
DIFFERENTIAL LOCK ON
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CHAPTER : POWER TRAIN
24H MOTORGRADER
2-18Page:
ELECTRIC SOLENOID VALVE
TO RESEVOIR TO CLUTCHSOLENOID
CONNECTOR
INLETPRESSURE TESTCHECK PORT
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FINAL AND TANDEM DRIVES
SHAFT
SUN GEAR
CARRIER DRIVE SPROCKETS
DRIVE CHAIN
DRIVE CHAIN
DRIVEN SPROCKET
DRIVEN SPROCKET
PLANETARY GEAR
RING GEARHOUSING
RING
HOUSING
THRUSTWASHERS
WHEEL SPINDLE
AXLE HOUSING
SEAL
SEAL
SHIMS