19080-06940 GOVERNOR ASSY, MEC Denso Cross

17Nov2015
A-441
Before/After
Parts stock action needed PRODUCT SUPPORT PROGRAM FOR REPLACING THE FUEL INJECTION PUMP AND POSSIBLY REPLACING THE ENGINE HEAD GASKET ON CERTAIN 318D2L EXCAVATORS
1124 7750 PS44911
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 "PS44911" 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.
When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7755" as the Group Number, "56" as the Description Code.
Although this Program is to be administered as described above on the Affected Product,parts should be removed from parts stock as soon as possible.
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
30Nov2017
PROBLEM
The engine head gasket can fail on certain 318D2L Excavators. If the head gasket fails it can leak combustion gas into the coolant system, resulting in coolant over pressurization and overheating. Indication of failure includes engine overheating, coolant loss and gas in coolant.
AFFECTED PRODUCT
Model Identification Number
318D 2L DPJ00160-00161
JEB00120-00121
TZS00473-00474, 485-486
XAH00221-00286, 288-343
XGS00215-00218, 227-235, 237-249, 261-266, 268-270
PARTS NEEDED
Qty
Part Number Description
4 1408718 WASHER-SEATING (After Failure Only)
1 1507732 SEAL-O-RING (After Failure Only)
1 1945390 GASKET-MANIFOLD (After Failure Only)
1 2256451 GASKET-V COVER (After Failure Only)
1 2257738 SEAL-O-RING (After Failure Only)
1 2257739 SEAL-O-RING (After Failure Only)
1 2258019 GASKET-PUMP-HSG
1 2258287 GASKET-COVER
4 2258526 WASHER-COPPER (After