PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE GAS INLET ELBOW ON CERTAIN 3512C DYNAMIC GAS BLENDING OIL WELL SERVICE ENGINES Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE GAS INLET ELBOW ON CERTAIN 3512C DYNAMIC GAS BLENDING OIL WELL SERVICE ENGINES

Usage:

TEBE2595-02

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27Apr2015

(Revised 11Apr2016)

U-197

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Safety	PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE GAS INLET ELBOW ON CERTAIN 3512C DYNAMIC GAS BLENDING OIL WELL SERVICE ENGINES
1250		PI11018

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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 "PI11018" 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 "PI11018" 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:	This Revised Service Letter replaces the 27Apr2015 (Revised 14May2015) Service Letter. Changes have been made to the Affected Product.

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PROBLEM

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The gas inlet elbow needs to be replaced on certain 3512C Dynamic Gas Blending Oil Well Service Engines. The existing gas inlet elbow can crack creating a gas leak which may lead to fire or explosion. This could result in a risk of personal injury or death.

AFFECTED PRODUCT

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Model	Identification Number
3512C	R1A00335, 346, 362, 364, 369-370, 384, 804, 810-812, 897, 913, 1016, 1121, 1137, 1150-1151, 1153, 1169, 1196, 1208, 1222, 1282-1283, 1285, 1287, 1291, 1303-1304, 1322, 1372, 1375, 1377, 1407, 1459, 1489-1490, 1537-1540, 1542-1544, 1546, 1548-1549, 1552, 1554-1555, 1557-1559, 1562, 1566, 1584, 1586-1587, 1589-1590, 1593, 1618, 1623-1625, 1628, 1630-1633, 1635-1641, 1643-1645, 1647-1661, 1663, 1665-1666, 1668, 1670, 1672, 1674-1675, 1803, 1810, 1830, 1899
3512C HD	R1S00301, 307-308, 311, 313, 316, 318, 325, 328-329, 386, 389, 395, 410-412, 431, 435, 444, 462, 477, 498, 500-501, 503-506, 508, 514, 536, 538, 546, 653, 655, 658, 717, 720, 740, 830, 833, 842, 913, 995, 1053, 1110, 1119, 1121, 1140, 1214, 1253-1254, 1256, 1258-1261, 1263, 1266-1268, 1283, 1405 WF300181, 186, 194, 198 WF500114-00115, 130, 155-156, 164, 177, 186, 195, 226, 240, 242, 245, 251-252, 291, 295, 298, 306, 313, 318, 322, 325, 329, 331, 333, 337, 342, 351-352, 354, 358, 360-361, 372, 454, 457, 461-463, 465-468, 474, 477-478, 483, 490-491, 663, 665-668, 670-672, 674, 677-679, 682, 686-687
SPF343C	RTX00236, 340, 343, 356, 359, 373, 375, 411, 414, 421, 441, 497-498, 507-509, 515, 539-540, 542, 545, 556, 560-561, 568, 605, 626-627, 651-652, 656, 735, 743, 794-799, 803, 807-808, 818, 820-824, 837

PARTS NEEDED

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Qty	Part Number	Description
4	0S1590	BOLT
4	5M2894	WASHER-HARD
2	4253549	GASKET
1	4698876	BRACKET AS
1	4698878	FLANGE
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
Australia
New Zealand

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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EXAMPLE COPY OF OWNER NOTIFICATION

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

SAFETY - PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE GAS INLET ELBOW

MODELS INVOLVED - CERTAIN 3512C DYNAMIC GAS BLENDING OIL WELL SERVICE ENGINES

Dear Cat Product Owner:

The gas inlet elbow needs to be replaced on the products listed below. The existing gas inlet elbow can crack creating a gas leak which may lead to fire or explosion. This could result in a risk of personal injury or death.

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.

You may now search for open Safety Service Letters by entering your product serial number(s). Visit the SAFETY.CAT.COM website and click on the Product Safety page for more information. Please refer the dealer to their Service Letter dated 27Apr2015 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed for your safety and satisfaction.

Caterpillar Inc.

Identification #(s)

Attached to 27Apr2015 Service Letter

Rework Procedure

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Before completing the attached Rework Procedure, review the safety actions in the engine Operation and Maintenance Manual. If the engine is installed in a machine, read and understand the machinery operators manual for safety information and safe working practices before starting this Rework Procedure.

Remove existing gas inlet elbow

The 4 bolts that thread into the fuel heater need to be tightened to a value of 47Nm +/- 9Nm(35ftlbs +/- 7ftlbs)
Refer to Image 1.1.1