PRODUCT SUPPORT PROGRAM FOR REPLACING THE CAMSHAFT AND LIFTERS ON CERTAIN 793F, 795F, AND 797F OFF-HIGHWAY TRUCKS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING THE CAMSHAFT AND LIFTERS ON CERTAIN 793F, 795F, AND 797F OFF-HIGHWAY TRUCKS

Usage:

TEBE3955-02

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08Jan2016

(Revised 05Oct2016)

U-17

A-14

D-13

O-14

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After Failure Only	PRODUCT SUPPORT PROGRAM FOR REPLACING THE CAMSHAFT AND LIFTERS ON CERTAIN 793F, 795F, AND 797F OFF-HIGHWAY TRUCKS
1210 1209		PS53118

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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 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 "PS53118" 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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NOTE:	This Revised Service Letter replaces the 08Jan2016 (Revised 21Jun2016) Service Letter. Changes have been made to the Service Claim Allowances.

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TERMINATION DATE

31Jan2018

PROBLEM

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The existing camshaft can experience lifter roller skidding on certain 793F, 795F, and 797F Off-Highway Trucks. The skidding can eventually lead to a spalled camshaft lobe.

AFFECTED PRODUCT

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Model	Identification Number
*****Group 1*****
793F	SSP00112-01163
793F AC	EMD00075-00077
793F CMD	RBT00111-00179
793F OEM	SXP00101-00103
793F XQ	SND00100-00133
795F AC	ERM00151-00296
795F XQ	SNT00100-00101

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*****Group 2*****
797F	LAJ00141-00602
797F XQ	WSP00100-00129

PARTS NEEDED

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Qty	Part Number	Description
*****Group 1*****
1	20R6740	CAMSHAFT AS-FR
1	20R6742	CAMSHAFT-REAR
32	20R6744	LEVER AS-LIFTER
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.
*****Group 2*****
1	20R6741	CAMSHAFT AS-FR
1	20R6743	CAMSHAFT-REAR
40	20R6744	LEVER AS-LIFTER
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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Refer to the Disassembly and Assembly, KENR6052 for the removal and installation instructions for the camshaft and lifters.
Note: There is an interference issue with the torque converter when removing the camshaft on 20 cylinder engines. Refer to KENR8372 for torque converter removal procedures.

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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%
*****Group 1*****
0-12000 hrs, 0-24 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
12001-14000 hrs, 25-28 mo	73.0%	100.0%	0.0%	0.0%	20.0%	0.0%
14001-16000 hrs, 29-32 mo	47.0%	100.0%	0.0%	0.0%	40.0%	0.0%
16001-18000 hrs, 33-36 mo	20.0%	100.0%	0.0%	0.0%	60.0%	0.0%
18001-24000 hrs, 37-48 mo	7.0%	0.0%	0.0%	0.0%	70.0%	100.0%

NOTE: This is a 50.0-hour job for Group 1 If there has been a previous repair, part age/hours will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim.

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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%
*****Group 2*****
0-10000 hrs, 0-20 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
10001-12000 hrs, 21-24 mo	73.0%	100.0%	0.0%	0.0%	20.0%	0.0%
12001-14000 hrs, 25-28 mo	47.0%	100.0%	0.0%	0.0%	40.0%	0.0%
14001-16000 hrs, 29-32 mo	20.0%	100.0%	0.0%	0.0%	60.0%	0.0%
16001-20000 hrs, 33-40 mo	7.0%	0.0%	0.0%	0.0%	70.0%	100.0%

NOTE: This is a 70.0-hour job for Group 2 If there has been a previous repair, part age/hours will apply. Retain a copy of the previous repair invoice in the dealer's records for audit purposes, and specify repair date and machine hours in the "Additional Comments" section of the warranty claim.