PRODUCT SUPPORT PROGRAM FOR REPLACING THE HYDRAULIC TUBE ON CERTAIN 12M, 12M 3, 14L, 140M, 140M 3, 160M, AND 160M 3 MOTOR GRADERS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE HYDRAULIC TUBE ON CERTAIN 12M, 12M 3, 14L, 140M, 140M 3, 160M, AND 160M 3 MOTOR GRADERS

Usage:

TEBE7571-03

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30May2018

(Revised 03May2019)

U-306

A-231

D-270

O-276

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Before/After	PRODUCT SUPPORT PROGRAM FOR REPLACING THE HYDRAULIC TUBE ON CERTAIN 12M, 12M 3, 14L, 140M, 140M 3, 160M, AND 160M 3 MOTOR GRADERS
4304 5057		PS45896

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NOTE:

Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.

NOTE:

This Program must be administered either before or after failure. In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS45896" as the Part Number and "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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NOTE:

The information supplied in this service letter may not be valid after the termination date of this program. Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.

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NOTE:	This Revised Service Letter replaces the 30May2018 (Revised 20Jul2018) Service Letter. Changes have been made to the way the letter links to additional information in SIS. No changes have been made to the contents of the letter.

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TERMINATION DATE

31May2022

PROBLEM

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The existing hydraulic tube can fail on certain 12M, 12M 3, 14L, 140M, 140M 3, 160M, and 160M 3 Motor Graders. If the tube fails it can cause a loss of hydraulic functions.

AFFECTED PRODUCT

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Model	Identification Number
12M	B9200369-00885
12M 3	N9B00100-00101, 103-638 N9F00100-00952 N9P00100-00264 N9R00100-00331
140M	B9D04763-05126 D9G01586-01798
140M 3	N9D00100-01105 N9G00100-00276 N9J00100-00784 N9M00100-00549
14L	B9400193-00204, 300-304
160M	B9E01144-01227 D9T01439-01563
160M 3	N9E00100-00110 N9K00100-00127 N9L00100-00172 N9T00100-00284

PARTS NEEDED

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Qty	Part Number	Description
1	3J1907	SEAL-O-RING-STOR
1	3K0360	SEAL-O-RING
2	6V8397	SEAL-O-RING-ORFS
2	6V8398	SEAL-O-RING-ORFS
1	6V9001	ADAPTER-ELBOW
1	6V9851	ADAPTER-ELBOW
1	7J9108	SEAL-O-RING-ORFS
1	8T1687	CONNECTOR-SPL
1	5424798	HOSE AS
1	5424799	HOSE AS
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 7% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.

ACTION REQUIRED

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Refer to the attached Rework Procedure.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-4800 hrs, 0-48 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 3.0-hour job

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PARTS DISPOSITION

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Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

Rework Procedure

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Rework Procedure

Prepare the Machine
Note: Permit only one person on the machine. Either keep others away from the machine, or keep other personnel in the sight of the operator.

1. Move the machine to a smooth horizontal location. Move away from any machines that are working and any personnel.

2. Move the transmission control to the NEUTRAL position.

3. Activate the parking brake.

4. Place blocks in front of the wheels and behind the wheels.

5. Stop the engine and allow the engine to cool.

6. Release the pressure in the hydraulic system. Refer to your machines Operation and Maintenance Manual for instructions.

7. Turn battery disconnect switch to the OFF position.

8. Release the hydraulic system pressure.
Reference: Refer to the Disassembly and Assembly, ?Machine Preparation for Disassembly and Assembly?.

9. Remove the guards from the machine.
Reference: Refer to the Disassembly and Assembly, "Guards - Remove and Install".

10. Install the vacuum cap tool (A) to the hydraulic tank.

Image1.1.1

11. Remove the cover from the rear valve bank. Refer to Disassembly and Assembly ?Bank Valve ? Remove ? Front Frame?.

12. Put identification marks on all hoses and electrical connections for installation purposes. Plug all hoses in order to reduce fluid leakage and contamination.

13. Remove the existing pilot tube (B), centershift hose (C), and adapters (D) from the manifold. Discard the tube, hose, and adapters.

Image1.2.1

14. Install 3J-1907 O-Ring (2) and 6V-8397 O-Ring (3) to 6V-9001 Adapter (1).

Image1.3.1

15. Install 3K-0360 O-Ring (5) and 6V-8398 O-Ring (6) to 8T-1687 Adapter (4).

Image1.4.1

16. Install 6V-8398 O-Ring (8) to 6V-9851 Adapter (7).

Image1.5.1

17. Install 6V-9001 Adapter (1) into the port for the centershift pin puller. Orientate the adapter to 45? (D1) as shown in Image 1.6.2.

Image1.6.1

Image1.6.2

18. Install 8T-1687 Adapter (4) into the port for the pilot hose.

Image1.7.1

19. Install 6V-9851 Adapter (7) to 8T-1687 Adapter (4).

Image1.8.1

20. Connect 542-4798 Hose (10) to 6V-9851 Adapter (7). Install 7J-9108 O-Ring (9) to 542-4798 Hose (10), then connect the hose to the rear valve bank

Image1.9.1

Image1.9.2

21. Connect 542-4799 Hose (11) to 6V-9001 Adapter (1) and to the centershift pin puller.

Image1.10.1

22. Remove the vacuum cap tool from the hydraulic tank.

23. Check the oil level in the hydraulic system. Add oil if necessary to maintain the proper oil level.

24. Turn the battery disconnect switch to the ON position.

25. Start the machine and let the hydraulic oil level stabilize. Verify the machine has the proper hydraulic oil level.

26. Check the hoses, pilot manifold, and the rear valve bank for leaks. If any leaks are found, correct the issue and recheck for leaks.

27. Shut off the machine.

28. Install the cover to the rear valve bank. Refer to Disassembly and Assembly ?Bank Valve ? Install ? Front Frame?.