PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING A ENGINE FUEL LINE GUARD SUPPORT STUD ON CERTAIN C6.6 GENERATOR SETS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING A ENGINE FUEL LINE GUARD SUPPORT STUD ON CERTAIN C6.6 GENERATOR SETS

Usage:

TEBE2851-00

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17Jul2015

U-373

A-262

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Priority	PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING A ENGINE FUEL LINE GUARD SUPPORT STUD ON CERTAIN C6.6 GENERATOR SETS
7154 1702 1288		PI32512

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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 as soon as possible. When reporting the repair, use "PI32512" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI32512" as the Part Number, "7751" as the Group Number, "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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COMPLETION DATE	TERMINATION DATE
31Jan2016	31Jul2016

PROBLEM

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Certain C6.6 Generator Sets are missing an engine fuel line guard support stud. The missing support stud is allowing the engine cover to chaff the engine fuel line.

AFFECTED PRODUCT

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Model	Identification Number
C6.6	LC600400-00424, 471-477

PARTS NEEDED

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Qty	Part Number	Description
1	3002944	STUD
1	3253548	CAP
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 45% 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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OWNER NOTIFICATION

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Owners in the following countries will receive the attached Owner Notification:
US
Canada

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
100%	100%	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.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

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PRIORITY ? PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING A ENGINE FUEL LINE GUARD SUPPORT STUD

MODELS INVOLVED ? CERTAIN C6.6 GENERATOR SETS

Dear Cat Product Owner:

The engine guard support stud needs to be installed on the products listed below. The existing engine guard as installed can vibrate and possibly contact the engine fuel line. You will not be charged for the service performed.

Contact your local Cat dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service.

If you are no longer the owner of this product(s), please contact your local Cat dealer so that our records can be updated. Please refer the dealer to their Service Letter dated 17Jul2015 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to 17Jul2015 Service Letter

Rework Procedure

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General
Isolate the generator set before commencing any work on the unit, open generator set breaker, activate Emergency Stop, disconnect all shore power connections and disconnect battery cables.

Ensure all health and safety requirements are adhered to at all times. Also, ensure proper Lock Out-Tag Out procedures are followed at all times while work is being performed on the machine. Lock out generator before commencing any type of work.

Only qualified repair personnel should service this equipment.

CAUTION: The engine cover maybe hot, use appropriate protective gloves when handling.

Step 1 ? Remove the existing engine 325-3550 Fuel Line Guard Assembly. The guard is held in place by a pressure fit and can be removed by pulling upwards from the end closest to the radiator and then pull the guard forward. Reference Image 1.2.1

(1) 325-3500 Engine Fuel Line Guard Assembly; Removed

Image1.2.1

Image1.2.2

Image1.2.3

Image1.2.4

Image1.2.5

Step 2 ? Locate the fuel rail on the engine. Reference Image 1.2.2

Step 3 ? Locate the number one standoff at the fuel rail. Reference Image 1.2.2

(1) Fuel Rail
(2) Number One Standoff at the Fuel Rail

Step 4 ? Remove and dispose of existing bolt from number one standoff.

Step 5 ? Inspect the underside of the engine fuel line guard assembly to confirm that the center 325-3548 Rubber Cap is present. Install a service replacement rubber cap, if required. Reference Image 1.2.3

(1) 325-3548 Rubber Cap

Step 6 ? Install the new 300-2944 Stud into the number one standoff.
Tighten the stud to 7.5 N-m, no Loctite is required. Reference Image 1.2.4

(1) 300-2944 Stud; Installed

Step 7 ? Install engine 325-3550 Fuel Line Guard Assembly. Reference Image 1.2.5

Step 8 ? Inspect the engine fuel line guard for proper alignment. Adjust the fuel line guard to ensure that the fuel line guard does not contact the charged air pipe or the fuel line.

Step 9 ? Restore the generator set to its proper operational readiness condition.

Step 10 ? Task Complete