1998/03/16 Caterpillar


New Tightening Procedure For 129-0987 Drain Assembly{3001,3002,3030,3101,3159,5056}

Usage:


24H (7KK) Motor Graders;
773D (7ER),
775D (6KR),
793C (4AR) Off-Highway Trucks;
5110 (7GN, 8HN) Excavators;
D11R (9TR, 9XR, 8ZR) Track-Type Tractors;
824G (4SN),
834B (7BR, 92Z) Wheel Tractors;
825G (6RN) Soil Compactors;
826G (7LN),
836 (3RL, 7FR) Landfill Compactors;
980C (13B, 2XD, 63X),
980F (8CJ, 5XJ, 3HK),
980F Series II (8JN, 4RN),
980G (9CM, 2KR, 2SR),
988B (62Y),
988F (8YG),
988F Series II (2ZR) Wheel Loaders

SUPPLEMENT: APRIL 27, 1998

Service Magazine SEPD0408, Article 18, Page 13; March 16, 1998; "New Tightening Procedure for 109-0987 Drain Assembly".

The part number for the drain assembly is incorrect. Replace the title of this article with the following:

New Tightening Procedure For 129-0987 Drain Assembly

--------------- END SUPPLEMENT ---------------

Description of Change: A 25.4 mm (1.00 in) pipe (1) is needed in order to activate the 129-0987 Drain Assembly. The drain assembly may be damaged if the pipe that is used to activate the valve is over-tightened. The pipe should be HAND TIGHTENED only. Use of pliers or a similar tool will over-tighten the pipe and cause internal damage to the valve.

Adaptable To: The 129-0987 Drain Assembly is used in the models listed above in one or more of the following locations: torque converter, transmission, transfer gear group, and hydraulic tank.


Illustration 1.

129-0987 Drain Assembly
(1) 25.4 mm (1.00 in) pipe needed to activate the valve.

Caterpillar Information System:

1998/03/16 Correction To Service Manual Module, SENR5956-01, Specifications, Systems Operation, Testing & Adjusting, 938F Wheel Loader And IT38F Integrated Toolcarrier Traction Control System{0374}
1998/03/16 New Parking Brake Control Valve Available{4265,4282}
1998/03/16 Improved Solenoid Valve Group Used In ICM And Planetary Transmissions For Increased Reliability And Longer Service Life{3030}
1998/03/16 Water Coolant Hose Made Of Improved Material To Increase Service Life{1380}
1998/03/16 Machines Shipped With Improved Hydraulic Oil Filters{5068}
1998/03/16 Correct Service Interval For Water Separator{1251,1280}
1998/03/16 Improved All Wheel Drive (AWD) Switch Assembly Used In Production{1429}
1998/03/16 Auxiliary Equipment Mounting Location Now Provided{1408}
1998/03/16 New Articulation Indicator And Sender{4806}
1998/03/09 Use 134-5195 Adapter Cable For T-harness In Electronic Control Systems{1900,0781}
1998/03/09 New Hardened Washer Improves Seat Suspension Service Life{7324}
1998/03/09 Telehandler Axles And Final Drives{3260,4074}
1998/03/16 New Torque Converter Inlet Relief Valve Now Used{3133}
1998/03/16 New Bank Valves (Implement Control) Prevent Lift Cylinder Voiding{5051}
1998/03/16 Procedure For Keeping Boom Pads Tight{6460}
1998/03/16 Improved Telehandler Electrical System Requires New Fuses{1609,1417}
1998/03/23 Service Magazine Special Edition, SEPD0392, Available{0374}
1998/03/23 Use 143-7145 Lifting Bracket To Remove And Install Cast Driver{0632}
1998/03/23 Bezel Prevents Inadvertent Seat Adjustment{7312,7324}
1998/03/23 Use 143-7597 Differential Lifting Bracket To Remove Differential Assembly{3258}
1998/03/23 Use 139-7050 For Initial Pressure Adjustment Procedure{3150}
1998/03/23 Improved Door Handles And Latches Improve Operation{7308}
1998/03/23 New Custom Product Support Literature Is Available For 776B, 776C, 776D Tractors And 777B, 777C, 777D Trucks Equipped With 3Z-5422 (Factory Install) Or 3Z-6037 (Field Install) Flexxaire Fan Drive Group{0374,1359}
1998/03/23 New Custom Product Support Literature Is Available For 785B Trucks Equipped With 3Z-5232 Espar Heater Arrangement (Factory And Field Installation){0374,1296}
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.