Caterpillar 950G-980G Series II Wheel Loaders Update Conference 2002

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950G-980G SERIES II WHEEL LOADERS U P D AT E C O N F E R E N C E 2 0 0 2

© 2002 2002 Ca Cater terpi pill llar ar In Inc. c.

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MAJOR MACHINE UPDATES • • • • • • • • • • •

Operator's Station Central Grease Station Emissions Engine Engine Cooling Package On Demand Fan Variable Shift Control Integrated Braking System Hydraulic Oil Filtration Axle Oil Cooler Torque Converter Freewheel Stator Electro-Hydraulic Implement System Features

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CONFIGURING THE MACHINE • Shipped with the Work Tool Attached - Machine has been Configured and Calibrated • Shipped without the WorkTool Attached - Machine must be Configured and Calibrated • "Red Tagged" to Alert Dealer of Configuration   Status • Error Code #0009

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CALIBRATING THE ELECTRO-HYDRAULIC SYSTEM •

Lever Calibrations

•

Linkage Calibrations

•

Valve Calibrations

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RECOMMENDED SETTINGS • • • • • • •

Raise Solenoid #1 Start Current - .249 Lower Solenoid #1 Start Current - .249 Rackback Solenoid #1 Start Current - .249 Dump Solenoid #1 Start Current - .249 Raise Solenoid #1 Maximum Current - .630 Lower Solenoid #1 Maximum Current - .550 Rackback Solenoid #1 Maximum Current - .630 - Do not change if AutoDig is installed on the machine

• Dump Solenoid #1 Maximum Current

- .550

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ELECTRO-HYDRAULIC IMPLEMENT SYSTEM

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ELECTRO-HYDRAULIC IMPLEMENT SYSTEM FEATURES •

Autodig

•

Lift/Tilt Kickout

•

Full Rack Angle Control (FRAC)

•

Dump Stop Snubbing

•

Dump Rate Control

•

Fine Modulation

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FINE MODULATION    ) FLOAT POSITION    S    P CURRENT = 850 mA    M    A    ( MAXIMUM    T MODULATION    N    E CURRENT  600 mA    R    R    U DEFAULT SETTING    C 59%    D    I    O    N START OF    E MODULATION    L    OCURRENT  250 mA    S !

!

ADJUSTABLE RANGE 0%

66%

LEVER MOVEMENT (PERCENT)

100%

 www.oto-hui.com  AUXILIARY

 ACCUMULA TOR

LIFT

TILT

BALANCE VALVE

MAIN CONTROL VAL VE

MAIN RELIEF VALVE

TO SERVICE BRAKES

RIDE CONTROL VALVE

ELECTRO-HYDRAULIC CONTROL VAL VE TO STEERING PILOT SYSTEM FROM STEERING PUMP SIGNAL LINE

MAIN IMPLEMENT PUMP

SUPPLY LINE

FAN DRIVE PUMP

TO STEERING SYSTEM

950G/962G SERIES II IMPLEMENT HYDRAULIC SYSTEM RIDE CONTROL OFF

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RIDE CONTROL SYSTEM ENGINE ON/ RIDE CONTROL OFF

LIFT CYLINDERS

ACCUMULATOR BALANCE VALVE

RIDE CONTROL DIVERTER VALVE

FROM LIFT CONTROL VALVE RESOLVER VALVE

 DIVERTER  VALVE SPOOL RIDE CONTROL SOLENOID VALVE

CHECK VALVE

TO PILOT CONTROL VALVE FROM PILOT VALVE TO IMPLEMENT HYDRAULIC SYSTEM

IMPLEMENT PUMP

TANK

TRANSMISSION ECM

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RIDE CONTROL SYSTEM ENGINE ON / RIDE CONTROL SYSTEM BALANCED ACCUMULATOR

LIFT CYLINDERS

BALANCE VALVE

RIDE CONTROL DIVERTER VALVE

FROM LIFT CONTROL VALVE RESOLVER VALVE

TO PILOT CONTROL VALVE FROM PILOT VALVE

DIVERTER VALVE SPOOL RIDE CONTROL SOLENOID VALVE

CHECK VALVE

TO IMPLEMENT HYDRAULIC SYSTEM IMPLEMENT PUMP

TANK

TRANSMISSION ECM

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RIDE CONTROL SYSTEM TILT LEVER ACTIVATED / AUTO OFF ACCUMULATOR

LIFT CYLINDERS

BALANCE VALVE

RIDE CONTROL DIVERTER VALVE

FROM LIFT CONTROL VALVE

DIVERTER VALVE SPOOL RESOLVER VALVE

TO PILOT CONTROL VALVE FROM PILOT VALVE

RIDE CONTROL SOLENOID VALVE

CHECK VALVE

TO IMPLEMENT HYDRAULIC SYSTEM IMPLEMENT PUMP

TANK

TRANSMISSION ECM

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RIDE CONTROL SYSTEM KEY SWITCH OFF LIFT CYLINDERS

BALANCE VALVE

ACCUMULATOR

RIDE CONTROL DIVERTER VALVE

FROM LIFT CONTROL VALVE

DIVERTER  VALVE SPOOL RESOLVER VALVE RIDE CONTROL SOLENOID VALVE

TO PILOT CONTROL VALVE FROM PILOT VALVE

CHECK VALVE

TO IMPLEMENT HYDRAULIC SYSTEM

IMPLEMENT PUMP TANK

TRANSMISSION ECM

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 ATTACHMENT CONTROL SYSTEM

IMPLEMENT ECM

CAT DATA LINK

OPERATOR IMPLEMENT CONTROL S    A    0    1

   A    5    1

   A    5    1

   A    0    1

   A    0    1

   A    0    1

   A    0    1

IMPLEMENT FUNCTION SELECT SWITCH

LIFT/TILT KICKOUT SET SWITCH

FUSE HOLDER IMPLEMENT LOCKOUT SWITCH

ON/OFF PILOT SOLENOID

LIFT LEVER RAISE DETENT ELECTROMAGNET

RAISE PROPORTIONAL SOLENOID

LIFT LEVER LOWER DETENT ELECTROMAGNET

LOWER PROPORTIONAL SOLENOID

TILT LEVER DETENT ELECTROMAGNET

TILT BACK PROPORTIONAL SOLENOID

LIFT LEVER POSITION SENSOR TILT LEVER POSITION SENSOR

DUMP PROPORTIONAL SOLENOID

 AUTO

TRIG

REC

INDICATOR PANEL

 AUDIBL E INDICATOR TRIGGER SWITCH DIG MODE SWITCH 10 POSITION ROTARY

OPERATION MODE SWITCH TILT POSITION SENSOR FINAL POSITION SET SWITCH WLPCS ECM

LIFT POSITION SENSOR

LIFT CYLINDER HE PRESSURE SENSOR

 AUTODIG  ATTACHMENT

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AUTODIG CONTROL ARRANGEMENT •

Automatic Pile Detection Mode

•

Operator Triggered Mode

•

Playback Mode

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AUTODIG OPERATING REQUIREMENTS •

AutoDig ON

•

Lift Linkage Near Ground

•

Bucket Angle Near Level

•

Machine Speed > 0.7 kph and < 12.3 kph

•

1st, 2nd or 3rd Gear Forward

•

No Direction Changes in Last 2 Seconds

•

No Gear Changes in Last 0.5 Second

•

Neutralizer Not Active

•

Lift and Tilt Control Levers Centered

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MAC-14 POWER TRAIN ECM

CCS SHIFTER CONFIGURATION

HMU SHIFTER CONFIGURATION HMU SHIFTER

IMPLEMENT LEVER MOUNTED DOWNSHIFT SWITCH 3-POSITION TRANSMISSION AUTO/ MANUAL SWITCH

2 3 4

CAT DAT LINK

F N R

CCS SHIFTER 5-POSITION TRANSMISSION AUTO/ MANUAL SWITCH

ENGINE SPEED SENSOR

NEUTRALIZER DISABLE LAMP

TORQUE CONVERTER OUTPUT SPEED SENSOR (EXCEPT 980G)

NEUTRAL IZER DISABLE SWITCH

TRANSMISSION OUTPUT SPEED SENSOR 1

LEFT PEDAL POSITION SENSOR

TRANSMISSION OUTPUT SPEED SENSOR 2

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CALIBRATED INITIAL BRAKE PRESSURE POINT

LEFT BRAKE PEDAL POSITIONS

INITIAL MODE

CALIBRATED NEUTRALIZATION SET POINT

NORMAL MODE

MAXIMUM PEDAL TRAVEL

BRAKE LAMP SWITCH

LEFT BRAKE POSITION SENSOR

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CONDITIONS FOR TRANSMISSION NEUTRALIZATION • • •

Auto/Manual Selector Switch is NOT in the 1-4 Position Transmission is in 2nd gear Ground speed in 6.5 mph - OR -

• • •

Auto/Manual Selector Switch is in the 1-4 Position Transmission is in 1st gear Ground speed in 4.5 mph

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PREFERRED GEAR FOR LOADING TRUCKS •

COMMAND CONTROL STEERING - Auto/ Manual Selector Switch in the 2 Position

•

HAND METERING UNIT STEERING - Auto/ Manual Selector Switch in the 2-4 Position

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INTEGRATED BRAKE SYSTEM CALIBRATION

CALIBRATED INITIAL BRAKE PRESSURE POINT CALIBRATED NEUTRALIZATION SET POINT

•

LEFT BRAKE POSITION SENSOR

Mode 7 (980G) BRAKE LAMP SWITCH

•

Mode 8 (950G-972G)

INITIAL BRAKE PRESSURE POINT CALIBRATION

NEUTRALIZATION POINT CALIBRATION

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