SEAL-CRANKSHAFT 2398429 - Caterpillar

TEBE8251-00
08Oct2018
U-566
A-410
D-492
O-499
Before/After
PRODUCT SUPPORT PROGRAM FOR REWORKING THE AIR SYSTEM ON CERTAIN CG170-16, G3516H, AND G3520H GENERATOR SETS
1071 7555 PS46028
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.
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 "PS46028" 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.
TERMINATION DATE
31Oct2020
PROBLEM
The existing air system components between the aftercooler core and cylinder head can corrode and/or rust on certain CG170-16, G3516H, and G3520H Generator Sets when exposed to condensation. If the existing air system corrodes/rusts, the particles can flake off and travel through the cylinder packs which can affect engine performance.
AFFECTED PRODUCT
Model Identification Number
*******Group 1*******
CG170-16 KSJ00165, 167
G3516H NWH00100-00105, 108, 114-116, 119-120, 125-127, 132, 134-136
NWJ00102-00105, 107-108
G3516H HD GLM00121-00122, 129-131, 134, 136, 156-157, 161-163, 171-176, 184, 186-188
GLN00116-00119, 122-127, 130-134, 136-138
*******Group 2*******
G3520H HD GFP00118-00119, 121-129, 133, 135, 145-149, 167, 169, 176-177, 181-182
GFR00115-00116, 123-124, 128-133, 139-179, 181-186, 192-194
PARTS NEEDED
Qty
Part Number Description
*******Group 1*******
2 2M0338 SEAL-O RING
16 4S5898 SEAL-O-RING
16 6V5101 SEAL-O-RING
2 1794551 SEAL-O-RING
16 2043506 GASKET-MANIFOLD
16 2071741 RING-RETAINING
1 2147568 SEAL-O-RING-STOR
21 2385080 SEAL-O-RING-STOR
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 23% 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*******
2 2M0338 SEAL-O RING
20 4S5898 SEAL-O-RING
2 5H6733 SEAL-O-RING
20 6V5101 SEAL-O-RING
20 2043506 GASKET-MANIFOLD
20 2071741 RING-RETAINING
1 2147568 SEAL-O-RING-STOR
25 2385080 SEAL-O-RING-STOR
2 3031541 SEAL-O-RING
1 3675142 GASKET
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 26% 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
Inspect the Air System thoroughly from the Aftercooler outlet to the intake runners. If the air system components are corroded or rusted, apply this program and follow the attached Rework Procedure.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts %