994D Wheel Loader Power Train Caterpillar


Speed Sensor (Transmission Output) - Remove and Install

Usage:

994D 3TZ

Removal Procedure

Start By:

  1. Install the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".
  2. Connect the frame lock link. Refer to Disassembly and Assembly, "Frame Lock Link - Separate and Connect".


NOTICE

Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.

Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.


------ WARNING! ------

Hot oil and components can cause personal injury.

Do not allow hot oil or components to contact skin.

----------------------


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.


Note: Install caps and plugs on all openings in order to prevent dirt or debris from entering the system. Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal components.

Note: For easier assembly, mark all hose assemblies, tube assemblies, wire harnesses and cables for identification purposes.

  1. Turn the battery disconnect switch to the OFF position.



    Illustration 1g00582903

    The power train guard is removed for photographic purposes.

  1. Open drain adapter (1) on the bottom of the output transfer gear case. Drain the output transfer gear case. The capacity of the power train system is approximately 379 L (100 US gal).



    Illustration 2g00604496

  1. Remove two bolts (2) and the hard washers that secure guard (3) and sensor housing (4) to the output transfer gear case.

  1. Remove guard (3) from the output transfer gear case. Disconnect wiring harness (5) from the speed sensor.



    Illustration 3g00604497

  1. Remove speed sensor (6) and the O-ring seal from sensor housing (4) .

Installation Procedure

Note: Verify that all of the components of the speed sensor are clean and free of foreign material prior to installation.

Note: Check all of the components and all of the O-ring seals for wear or for damage. Replace the components, if necessary. Lubricate the O-ring seals lightly with the lubricant that is being sealed.




    Illustration 4g00604497

  1. Install speed sensor (6) and the O-ring seal to sensor housing (4). Refer to Testing and Adjusting, "Power Train Electronic Control System" for the appropriate procedure.



    Illustration 5g00604496

  1. Connect wiring harness (5) to the speed sensor. Position guard (3) to the output transfer gear case.

  1. Install two bolts (2) and the hard washers that secure guard (3) and sensor housing (4) to the output transfer gear case.



    Illustration 6g00582903

  1. Close drain adapter (1) on the bottom of the output transfer gear case. Fill the output transfer gear case with oil.

  1. Refer to Operation and Maintenance, "Transmission Oil Level - Check". Refer to Operation and Maintenance, "Lubricant Viscosities" for the appropriate oil. The approximate capacity of the power train system is 379 L (100 US gal).

  1. After the machine idles for two minutes, recheck the oil level of the output transfer gear case. If necessary, fill the output transfer gear case.

End By:

  1. Separate the frame lock link. Refer to Disassembly and Assembly, "Frame Lock Link - Separate and Connect".
  2. Remove the wheel chocks. Refer to Disassembly and Assembly, "Wheel Chock (Front and Rear) - Remove and Install".

Caterpillar Information System:

613C Series II Wheel Tractor-Scraper Air System and Brakes Parking and Secondary Brake Control Valve
613C Series II Wheel Tractor-Scraper Transmission Oil Level - Check
Activation of 101-4000 Batteries, 115-2421 Batteries, and 9X-9730 Batteries That Are Shipped Without Electrolyte {1401} Activation of 101-4000 Batteries, 115-2421 Batteries, and 9X-9730 Batteries That Are Shipped Without Electrolyte {1401}
994D Wheel Loader Power Train Speed Sensor (Torque Converter Output) - Remove and Install
Installation of New 123-4610 Conversion Kit for the Flywheel Clutch{1007, 1156} Installation of New 123-4610 Conversion Kit for the Flywheel Clutch{1007, 1156}
3500B Engines Engine Oil Filter Base - Install - Spin-on Filters
613C Series II Wheel Tractor-Scraper Transmission Oil Filter and Magnetic Screen - Replace/Clean
613C Series II Wheel Tractor-Scraper Transmission Oil - Change
3500B Engines Engine Oil Filter Base - Assemble - Spin-on Filters
3500B Engines Engine Oil Filter Base - Disassemble - Spin-on Filters
613C Series II Wheel Tractor-Scraper Transmission Breather - Clean
545 Wheel Skidder Machine Systems Steering Cylinder - Remove and Install
613C Series II Wheel Tractor-Scraper Belts - Inspect/Adjust/Replace
994D Wheel Loader Engine Supplement Prelubrication Oil Pump - Remove and Install
545 Wheel Skidder Machine Systems Lift Cylinder (Decking Blade) - Remove and Install
545 Wheel Skidder Power Train Axle Housing - Assemble
613C Series II Wheel Tractor-Scraper Window Washer Reservoir - Fill
3003, 3013, 3014 and 3024 Engines for Caterpillar Built Machines Inlet Manifold - Install - 3013, 3014, and 3024 Engines
924Gz Wheel Loader Single Lever Control - If Equipped
613C Series II Wheel Tractor-Scraper Windows - Clean
613C Series II Wheel Tractor-Scraper Reference Material
545 Wheel Skidder Power Train Service Brake - Remove and Install
924Gz Wheel Loader Parking Brake
545 Wheel Skidder Machine Systems Refrigerant Accumulator (With Desiccant) - Remove and Install
Back to top
The names Caterpillar, John Deere, JD, JCB, Hyundai or any other original equipment manufacturers are registered trademarks of the respective original equipment manufacturers. All names, descriptions, numbers and symbols are used for reference purposes only.
CH-Part.com is in no way associated with any of the manufacturers we have listed. All manufacturer's names and descriptions are for reference only.