PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE 365-5470 OR 364-6369 VENTURI TUBE ON CERTAIN 773G, 775G, 777G, AND 777G OFF-HIGHWAY TRUCKS, 854K WHEEL DOZERS, 990K WHEEL LOADERS, D10T, AND D11T TRACK-TYPE TRACTORS IF EQUIPPED WITH A Caterpillar

PRODUCT SUPPORT PROGRAM FOR INSPECTING AND POSSIBLY REPLACING THE 3655470/">365-5470 OR 364-6369 VENTURI TUBE ON CERTAIN 773G, 775G, 777G, AND 777G OFF-HIGHWAY TRUCKS, 854K WHEEL DOZERS, 990K WHEEL LOADERS, D10T, AND D11T TRACK-TYPE TRACTORS IF EQUIPPED WITH A CERTAIN C27 OR C32 SERVICE REPLACEMENT ENGINE

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 "PS45227" 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.

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

Qty

Rework the following engines in dealer parts stock and/or dealer exchange inventory:

Service Replacement Engine Serial Numbers:

C32
Engine Arrangement 320-8050: WHH00109, WHH00190, WHH00191, WHH00192, WHH00193, WHH00245,WHH00251, WHH00252, WHH00253, WHH00254, WHH00255, WHH00265, WHH00323, WHH00336, WHH00337, WHH00338, WHH00339, WHH00340, WHH00341,WHH00342, WHH00343, WHH00344, WHH00345, WHH00347, WHH00349, WHH00351, WHH00352, WHH00357, WHH00359,WHH00361, WHH00362, WHH00365, WHH00366, WHH00367, WHH00368, WHH00369, WHH00370, WHH00371,WHH00373, WHH00374, WHH00375, WHH00376, WHH00377, WHH00378, WHH00379, WHH00381, WHH00382, WHH00389, WHH00390,WHH00391, WHH00392, WHH00393, WHH00394, WHH00395, WHH00396, WHH00397, WHH00403, WHH00408, WHH00409,WHH00411, WHH00412, WHH00420
Engine Arrangement 331-8966: MHM00185, MHM00239
Engine Arrangement 334-8175: FHS00343, FHS00345
Engine Arrangement 334-8177: MHM00240, MHM00246
Engine Arrangement 350-7731: FHS00342, FHS00344, FHS00373, FHS00376

C27
Engine Arrangement 318-0381: PHB00108
Engine Arrangement 318-0382: NHG00108
Engine Arrangement 334-8171: NHG00204
Engine Arrangement 359-6431: JHM00166
Engine Arrangement 380-2453: NHT00129

If necessary, rework the engine per the Affected Product Action Required.

Submit one claim for the engine(s) reworked in dealer parts stock. Include the Engine Serial Number(s) in the claim story.
1.5 hours are allowed and the parts listed in the Parts Needed are allowed for each engine that was reworked.