PRODUCT SUPPORT PROGRAM FOR SEALING THE CYLINDER BLOCK TO FLYWHEEL HOUSING JOINT ON CERTAIN 3512C HD LOCOMOTIVE ENGINES Caterpillar


PRODUCT SUPPORT PROGRAM FOR SEALING THE CYLINDER BLOCK TO FLYWHEEL HOUSING JOINT ON CERTAIN 3512C HD LOCOMOTIVE ENGINES

Usage:

TEBE2484-00

17Dec2014


B170
L262
N050

 
Containment -
After Failure Only

 (Limited distribution) 
  

PRODUCT SUPPORT PROGRAM FOR SEALING THE CYLINDER BLOCK TO FLYWHEEL HOUSING JOINT ON CERTAIN 3512C HD LOCOMOTIVE ENGINES

1157 7555
PS61279
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 Containment Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer and service rep. Obtain the service reps Goodwill Approver Code before completing the repair. EAME dealers should use their standard Industry Group specific goodwill approval codes. The Goodwill Approver Code must be included when submitting the claim.

NOTE:

When reporting the repair, use "PS61279" as the Part Number and "7777" as the Group Number. Use "96" as Warranty Claim Description Code and use "Z" as the SIMS Description Code.

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.


TERMINATION DATE

31Dec2024

PROBLEM

The existing cylinder block to flywheel housing joint can weep oil on certain 3512C HD Locomotive Engines. If the existing joint leaks oil it becomes a nuisance leak for the customer. FRA Administration requires all leaks to be repaired before putting this passenger locomotive into service.

AFFECTED PRODUCT

Model Identification Number
3512C  NJT00102-00108, 110-122, 124-125, 127-135, 137-138, 140-141, 143-150

PARTS NEEDED

Qty

Part Number Description
1 5P5995 TUBE
3 6V4589 SEAL-O-RING
4 0619456 SEAL-O-RING
2 1439508 ADHESIVE-EPOXY
2 1439509 NOZZLE-MIXER
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 16% 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

Refer to the attached Rework Procedure.

SERVICE CLAIM ALLOWANCES

Product smu/age whichever comes first
Caterpillar
Dealer Suggested
Customer Suggested
Parts %
Labor Hrs%
Parts %
Labor Hrs%
Parts %
Labor Hrs%
0-40000 hrs,
0-120 mo 
100.0%
100.0%
0.0%
0.0%
0.0%
0.0%
 NOTE: This is a 7.0-hour job



PARTS DISPOSITION

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


Rework Procedure


 
3512C Flywheel Housing Epoxy Procedure

Required parts;
1x 143-9510 Applicator gun
1x 143-9508 Epoxy
1x 143-9509 mixing nozzle
1 meter 5P5995 vinyl tube, (only requires 7 cm?s )
1 can - Brake cleaner aerosol.
1 can - Electrical cleaner aerosol


Repair procedure;
1. Spray brake cleaner to clean the top joint area of the engine where the flywheel housing meets the cylinder block. A small brass/wire brush may be needed to remove excessive amounts of oil/dirt build-up. Be sure no oil is left on the surface. Use Scotch brite and wire brushes to remove as much paint as possible.
Note most Brake Cleaners do remove some paint, which is preferred.

2. After the surfaces have been thoroughly cleaned of all oil, paint and sealant approximately 1.2 inches (30mm) from the surfaces at the housing to block joint, spray a liberal coat of Electrical Cleaner allowing it to dry. Use a heat gun to be sure the surface is dry. Apply a second liberal coat of electrical cleaner and use a heat gun again to ensure the surface is completely dry and completely free of oil and paint. Allow the surface to cool to room temperature.
Note: The goal is to have a rough surface which is paint and oil free and completely clean to ensure the epoxy will adhere and seal the joint.

When applying the epoxy, use a 143-9510 Epoxy Applicator gun. It is recommended to have at least a 1 inch (25 mm) wide bead of epoxy at least ? inch (7mm) thick the entire length of the horizontal and sloping joint surface. The wider and thicker the epoxy is applied, the better.

Note; the end goal is to have a thick and wide area of epoxy applied to a clean rough surface.

To help reach the goals, cut the end of the mixer nozzle to increase the orifice size (See Illustration 1). Using a 2 1/2 inch length of 5/16 inch inside diameter clear vinyl hose (cut one end square and the other at 45 degrees), attach the hose to the application gun to aid in reaching the area needing epoxy applied.

Allow the epoxy to cure per the instructions which may take up to 24 hours.
Image1.1.1
 
 

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