72605 1 Mercruiser BALANCER, HARMONIC -CRANKSHAFT

15Sep2015
U-492
A-354
D-422
O-428
Priority
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING THE ENGINE OIL PUMP ON CERTAIN 349E, AND 349F EXCAVATORS, 621K, 623K, AND 627K WHEEL TRACTOR-SCRAPERS, 730C ARTICULATED TRUCKS, 980M, AND 982M WHEEL LOADERS
1304 PI32546
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 as soon as possible.When reporting the repair, use "PI32546" as the Part Number and "7751" as the Group Number, "56" as the Warranty Claim Description Codeand "T" as the SIMS Description code. Exception: If the repair is done after failure, use "PI32546" as the Part Number, "7751" as the Group Number,"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.
COMPLETION DATE
TERMINATION DATE
31Mar2016 30Sep2016
PROBLEM
The engine oil pump can fail on certain 349E, and 349F Excavators, 621K, 623K, and 627K Wheel Tractor-Scrapers, 730C Articulated Trucks, 980M, and 982M Wheel Loaders. The existing engine oil pump can have the gear spin on the shaft causing a sudden loss of oil pressure.
AFFECTED PRODUCT
Model Identification Number
349E RGH00185, 189, 191, 196
349E L SPG00217-00224, 227, 232
WHZ00143-00145
349F L BZ200151-00152, 165-178, 180-186, 188, 192-194, 196-199, 201, 203-208, 210-219, 222-225, 227, 230, 232-235, 240, 244-245, 248-249, 251-253, 255-257, 259-260, 269-270, 273-274, 277, 279, 293, 297, 301, 303, 305-306, 308-309, 312, 321, 328, 366
HPD00103-00105, 107-116, 121, 124-126, 128-142, 144, 146-149, 153, 155-159, 162-166, 168-169, 171-174, 178-179, 182, 185-186, 188, 190, 192-194, 198-202, 206, 208-212, 223, 225, 227, 232, 234-235, 237, 241-242, 246, 248-250, 252, 258-259, 263, 266, 268, 270-271, 285, 289, 295, 301-305, 311, 316, 319, 329, 335-336, 338, 419
349F L-VG YEG00202
621K OEM WTE00105
623K WTB00124-00127, 130-134, 136-137, 139-141, 143, 146, 149, 155, 158, 177-180
627K WTC00148-00149, 152-154, 156-157, 164-166, 169-171, 173, 175-176, 178
730C TFF00435, 437, 439-443, 451, 453, 457-458, 460-461, 463-465, 467-468, 471-478, 480-482, 485-486, 488, 490-491, 496-506, 510, 514, 521, 523-525, 527-529, 531, 533, 536, 539, 543, 545, 553-555, 559-561, 565-568, 571-577, 579-580, 582, 584-593, 604, 608, 612, 615, 618-619, 625-627, 629-630, 632, 634, 638, 643-644, 646, 649, 655, 657-658, 676, 690, 696-699, 705, 708, 710, 722-724, 726-729, 732, 736-740, 743-744, 749-750, 783, 786, 801, 820, 823, 830, 833, 880, 882, 888, 901, 1042, 1045-1046, 1050, 1053, 1061
730C EJ TFH00141
980M KRS00369, 377, 382, 384, 386-387, 390, 392-393, 397, 399, 403-413, 415, 418-420, 423-425, 428-429, 431, 436-437, 443-444, 449, 454-456, 460, 462-464, 466, 469, 476, 480-482, 484-485, 487-492, 494, 500-501, 503-506, 508, 511-512, 515, 520, 524-526, 528-530, 537, 539-540, 542, 544-545, 548-550, 552-554, 557-558, 560, 562-563, 565-566, 568-569, 571-572, 575-577, 582, 587-593, 598-600, 602, 604-605, 607, 609, 612, 614-615, 620-623, 628, 630-631, 644, 648, 651-652, 655, 657, 662-664, 667-670, 673, 675-677, 679-680, 682, 686, 691, 693-694, 696-697, 700-703, 709, 720, 724-725, 729, 732, 734, 736, 740-74