PRODUCT SUPPORT PROGRAM FOR REPLACING THE EXHAUST RISER SUPPORT BRACKET ON CERTAIN C32 MARINE ENGINES Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE EXHAUST RISER SUPPORT BRACKET ON CERTAIN C32 MARINE ENGINES

Usage:

REBE6886-00

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23Feb2011

U-74

A-57

D-65

O-68

TM-8

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*After Failure Only*	PRODUCT SUPPORT PROGRAM FOR REPLACING THE EXHAUST RISER SUPPORT BRACKET ON CERTAIN C32 MARINE ENGINES
1153 1154 0635		PS51993

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NOTE:

This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS51993" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "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

28Feb2013

PROBLEM

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The existing exhaust riser support bracket can fail on certain C32 Marine engines. If the existing exhaust riser bracket fails it can/will cause the exhaust riser to be unsupported and over time can lead to other exhaust component problems.

AFFECTED PRODUCT

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Model

Identification Number

C32

RNZ00101-00156, 160, 162-168, 170-181, 183-188, 192, 194, 196-198, 202, 206, 211, 214-220, 222-223, 225-231, 233, 236-240, 242-246, 248-250, 252, 255-256, 258-260, 264-270, 272-274, 277-279, 281, 284, 287-294, 298-304, 306-314, 316-318, 320-323, 326-331, 334-339, 344-346, 356-360, 362, 365-371, 374-383, 386, 390, 392, 394, 397, 399-401, 411-412, 416-418, 423-424, 427, 430-431, 433-435, 437, 439, 443-445, 447, 449, 453, 455, 459-467, 471, 475-476, 478, 487-489, 491, 497, 500, 503-504, 506-509, 511, 518, 524, 526-528, 534-535, 538, 540, 544-547, 549

PARTS NEEDED

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Qty	Part Number	Description
4	0L1143	BOLT
2	0L1352	BOLT
2	0S1588	BOLT
2	3B1915	BOLT
10	9X6458	WASHER-HARD
1	1123540	SEAL-O-RING
1	2264753	GASKET
1	3317034	BRACKET (AS REQUIRED)
1	3676241	BRACKET
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% 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 exhaust riser support bracket.

Refer to the attached Rework Procedure for details.

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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%
0-5000 hrs, 0-24 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 1.5-hour job
There is a $20 miscellaneous allowance for paint to match the engine.

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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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Step 1: Remove the 324-8080 Tube and 324-8082 Elbow to allow access to the 292-5811 Bracket located on the rear right hand side of the engine shown in Image1.1.1.

Step 2: Remove the 331-7034 Bracket and the 292-5811 Bracket shown in Image1.1.1.

NOTE: Inspect and replace the 331-7034 Bracket with new part if required.

Image1.1.1

Step 3: Sub-assemble the 367-6241 Bracket to the 331-7034 Bracket with four 0L-1143 Bolts and four 9X-6458 Washers shown in Image1.2.1.

NOTE: This system is sensitive to assembly torque. These bolts should only be tightened hand tight for sub-assembly.

NOTE: Brackets must be sub-assembled prior to installation on engine.

Image1.2.1

Step 4: Install sub-assembly as shown in Image1.3.1. using six 9X-6458 Washers, two 0S-1588 Bolts (Items 1 and 2), two 0L-1352 Bolts (Items 3 and 4), and two 3B-1915 Bolts (Items 9 and 10).

NOTE: This system is sensitive to assembly torque. All bolts should be assembled hand tight and then tightened to a final torque of 55 Nm (40.6 ft-lbs) in sequential order called out in Image1.3.1.