PRODUCT SUPPORT PROGRAM FOR REPLACING THE JACKET WATER COUPLINGS ON CERTAIN 3512C AND 3516C MARINE ENGINES EQUIPPED WITH A PLATE TYPE HEAT EXCHANGERS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE JACKET WATER COUPLINGS ON CERTAIN 3512C AND 3516C MARINE ENGINES EQUIPPED WITH A PLATE TYPE HEAT EXCHANGERS

Usage:

TEBE0074-00

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23Jul2013

U-326

A-225

D-277

O-275

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*Before/After*	PRODUCT SUPPORT PROGRAM FOR REPLACING THE JACKET WATER COUPLINGS ON CERTAIN 3512C AND 3516C MARINE ENGINES EQUIPPED WITH A PLATE TYPE HEAT EXCHANGERS
1379		PS43965

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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 "PS43965" 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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TERMINATION DATE

31Jul2015

PROBLEM

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The jacket water couplings need to be replaced on certain 3512C and 3516C Marine Engines equipped with a plate type heat exchanger. The existing coupling can allow the tubes to seperate resulting in a loss of engine coolant.

AFFECTED PRODUCT

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Model	Identification Number
3512C	TTC00385-00388, 396-399, 414-415, 418-421, 424-426, 431-434, 447-449, 470, 472, 482, 485-486, 489-497, 499, 507-510, 513-514, 562-563, 583-586, 599-600 TTF00298-00299, 302, 305, 334, 336, 338, 340, 359-360, 370-375, 380-383, 388-389, 391-400, 402, 404-405, 407-408, 412-417, 419-420, 422-423, 430-433, 436-439, 442-443, 445-463, 477-478, 484-491, 493, 499-500, 507-510, 515-517, 522, 527-528, 542-547
3516C	TTD00363-00364, 367-370, 372-375, 381-382, 396-397 TTH00222, 224, 240-241, 243-244, 252-253, 264-268, 270, 274-275, 309-310, 313-314, 318-324, 328-329, 353-358, 366-367, 429-430, 433-438, 459-460, 462, 464, 489, 491, 493, 495, 507-511, 535-536, 549, 551, 554-555, 600-601, 612, 615 TTJ00269, 271, 276-280, 283-284, 292, 294-309, 312-321, 336-337, 356-357, 362-373, 378-381, 407, 410-411, 426-429, 436-437, 450-457

PARTS NEEDED

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Qty	Part Number	Description
2	1107753	SEAL-O RING
2	4232808	COUPLING 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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Replace the existing 7L-3201 Couplings with 423-2808 Griplock Couplings. 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%
0-24000 hrs, 0-24 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 1.0-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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Ensure that all safety information, warnings, and instructions are read and understood before this service procedure is performed.

1. Drain jacket water coolant into suitable container.
2. Remove the 7L-3201 Couplings (1) (Image 1.1.1) and tubes (2) from only the jacket water side of the 375-4143 Heat Exchanger.
3. Install 2 of each 423-2808 Coupling (1)(Image 1.1.2) onto tubes (2), and reinstall onto the engine with new 110-7753 O-rings (3), evenly tightening the coupling bolts to a final torque of 12 Nm (106 lb-in).
4. Refill the jacket water system and test for leaks.