PRODUCT SUPPORT PROGRAM FOR BREAKING IN THE 437-7162 INTERMEDIATE PISTON RING ON CERTAIN 12M 3, 140M 3, AND 160M 3 MOTOR GRADERS POWERED BY A C9.3 ENGINE Caterpillar

PRODUCT SUPPORT PROGRAM FOR BREAKING IN THE 437-7162 INTERMEDIATE PISTON RING ON CERTAIN 12M 3, 140M 3, AND 160M 3 MOTOR GRADERS POWERED BY A C9.3 ENGINE

Usage:

TEBE5646-02

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13Dec2016

(Revised 11Aug2017)

U-645

D-540

O-541

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Before/After	PRODUCT SUPPORT PROGRAM FOR BREAKING IN THE 437-7162 INTERMEDIATE PISTON RING ON CERTAIN 12M 3, 140M 3, AND 160M 3 MOTOR GRADERS POWERED BY A C9.3 ENGINE
1225		PS45324

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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 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 "PS45324" 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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NOTE:	This Revised Service Letter replaces the 13Dec2016 (Revised 14Dec2016) Service Letter. Changes have been made to the Service Claim Allowances.

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TERMINATION DATE

31Dec2017

PROBLEM

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The existing 437-7162 Piston Ring can have issues with break in under low load factor operation in certain applications on certain 12M 3, 140M 3, and 160M 3 Motor Graders. If the existing piston ring does not break in properly it will cause excessive oil consumption.

AFFECTED PRODUCT

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Model	Identification Number
12M 3	N9B00115, 257-258, 270, 275, 278, 287, 289, 294, 308, 310, 312 N9F00206, 223, 225, 227, 248, 318, 332, 350, 354, 363, 382, 394, 400, 475, 498-500, 533-536, 541-543 N9P00100, 136, 143-146, 171 N9R00122, 207, 209-210
140M 3	N9D00300, 310, 421, 470, 472, 485, 519, 524, 566-567, 569, 571, 573, 585, 587, 590, 596, 599, 602-603, 611-612, 614, 617, 621-622, 624-625, 628, 631-633 N9G00108, 156 N9J00143, 265, 270, 331, 378, 399-400, 418, 420 N9M00119, 131, 184, 186, 307, 328, 336, 341-342
160M 3	N9T00146, 148

PARTS NEEDED

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Qty	Part Number	Description
1	1R1808	FILTER-LUBE
2	3089679	FILTER AS-FUEL
1	3439015	BELLOWS AS
2	3460334	CLAMP-BAND
2	3460335	CLAMP-BAND
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 25% 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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Before the sale of any Motor Grader identified in the Affected Product into a low load application, such as county road maintenance, it is recommended that this program be completed. Removal of the engine is required for a dyno break in. A minimum of 6 hours run time should be completed at 90% load or greater. Reference UENR3479 for engine removal and installation guidance.

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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%
0-500 hrs, 0-12 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%

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NOTE: This is a 50.0-hour job
This is a 50 hour job total for all related work including: - Removal and install of the engine - Clean up of the machine before and after the repair - Dyno Break in time

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