RING-BACKUP 9T4518 - Caterpillar

REBE2813-01
18Dec2007
(Revised 03Jan2008)
J540
T035
T080
T300
Before/After
(Limited distribution)
PRODUCT IMPROVEMENT PROGRAM FOR INSTALLING A NEW FUEL LINE BRACKET AND BRACKET AS. ON CERTAIN G3520C ENGINES.
1071 5137 7555 PS42582
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 "PS42582" as the Part Numberand "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.
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.
This Revised Service Letter replaces the 18Dec2007 Service Letter. Changes have been made to the Title.
TERMINATION DATE
31Dec2008
PROBLEM
The fabricated fuel line on top of the engine between the raptor valve and the air inlet is subject to vibration levels that may lead to cracking of the fuel line. Also the compressor bypass seals on both sides of the 90-degree elbow section may become hard due to high temperatures and begin to leak.
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
G3520C GZN00247-00248, 272-278, 280, 283, 285, 288, 292, 296, 298, 334-336, 338, 340, 342, 344, 346, 348, 350, 353, 355, 357, 360, 362, 364-365, 367, 369-378, 381, 383, 409-415, 435-437, 439-441, 450, 456-474
*******Group 2*******
G3520C GZN00240, 293, 301, 304, 307-310, 312, 315, 317, 321-322, 324, 326, 329-330
PARTS NEEDED
Qty
Part Number Description
*******Group 1*******
2 5P1075 WASHER-HARD
4 5P1076 WASHER-HARD
2 6V8801 NUT
4 8T8919 BOLT
1 9X2494 U-BOLT
2 2624568 SEAL
1 3066581 BRACKET AS - Direct ship to servicing dealer
1 3069208 BRACKET - Direct ship to servicing dealer
In Order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 32% of dealership population. This is an inital 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*******
2 2624568 SEAL
In Order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 9% of dealership population. This is an inital 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
Group #1
Installation of the 306-9208 Bracket and 306-6581 Bracket As. is required to reduce the vibration in the fuel line. The compressor bypass seals should be replaced by the new 262-4568 Seal when performing this program.
Group #2
Replace the existing compressor bypass seals with the 262-4568 Seals.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 1*******
0-99999 hrs 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 1.5-hour job for Group 1
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
*******Group 2*******
0-99999 hrs 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 0.5-hour job for Group 2
PARTS DISPOSITION
Rework Procedure
Group Number 1
The Bracket