809495001 Mercury TOOL, Valve Guide

23Oct2014
(Revised 30Jan2015)
U-605
Before/After
PRODUCT SUPPORT PROGRAM FOR UPDATING ENGINES FOR COLD WEATHER OPERATION ON CERTAIN TIER 4 FINAL 236D/242D/246D/262D SKID STEER LOADERS, 257D/277D/287D MULTI TERRAIN LOADERS, AND 259D/279D/289D COMPACT TRACK LOADERS
1317 664E PS44518
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 "PS44518" 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 23Oct2014 (09Dec2014) Service Letter. Changes have been made to the Affected Product.
TERMINATION DATE
31Oct2016
PROBLEM
The existing closed crankcase breather can freeze in ambient temperatures below -18 degrees Celsius (0 degrees Fahrenheit) on certain 236D/242D/246D/262D Skid Steer Loaders, 257D/277D/287D Multi Terrain Loaders, and 259D/279D/289D Compact Track Loaders, with the C3.3B Tier 4 Final engine. If the closed crankcase breather freezes, engine damage can occur.
AFFECTED PRODUCT
Model Identification Number
236D BGZ00204, 220, 223-228, 231-232, 236, 238, 242-243, 246, 250, 252-254, 256, 264, 271, 293-294, 298, 301-302, 313, 317-319, 325, 333-335, 350-351, 353, 364, 368, 372, 390-391, 393, 400, 425, 434, 441, 449, 456, 499-500, 504, 507, 511, 542, 545-546, 548-549, 551, 567-568, 572, 574, 579, 583, 599-600, 610, 612, 615, 634, 670, 672, 676-677, 689-691, 693-694, 698-700, 705, 752-753, 769-770, 789, 811, 840, 869, 878, 882, 884-885, 900, 909-911, 929, 984, 1000-1001, 1023, 1025, 1041, 1044, 1053-1055, 1061-1063, 1065-1067, 1069-1070, 1077, 1079, 1095, 1129, 1150, 1152, 1154, 1176, 1179-1181
242D DZT00214, 216, 219, 232-235, 255-256, 258, 282, 286, 288, 308, 311, 314, 316-317, 319-320, 322, 391, 395, 398, 423, 426-429, 528-529, 532, 537, 539-541, 554, 556, 558, 604, 606, 619, 658, 662-663, 683, 703, 706, 745, 748, 750, 774, 787-788, 792, 813, 818, 839, 842, 864, 873, 878-879, 887, 890, 907, 942-943, 949, 952, 969-970, 1029-1030, 1035, 1037, 1040-1043, 1046, 1049, 1073-1074, 1078, 1082-1085, 1163, 1178, 1189, 1193, 1195-1196, 1201, 1209
246D BYF00205, 209, 211, 213, 215, 232-233, 255, 278-279, 285-286, 301, 304, 313, 321, 353, 364-365, 367, 370-371, 373-376, 378, 381, 388-389, 391, 393, 398, 419-421, 423-428, 430, 455, 457, 462, 488-490, 495, 497, 507-508, 511, 520, 544, 552, 559-560, 562, 566, 570, 574, 577, 580-581, 595, 602, 604, 612, 614, 619, 625, 651, 659, 661, 675, 718-719, 738, 741-742, 746-747, 753, 777, 779, 784, 834, 836, 838, 846, 850, 858, 865-866, 878, 882, 888-889, 895-898, 908, 1002-1003, 1007, 1009-1010, 1019, 1047, 1049, 1057, 1061, 1085, 1106-1107, 1142, 1148, 1151, 1154-1155, 1158, 1167, 1203, 1206, 1212, 1214, 1216, 1218, 1235, 1237, 1270, 1274-1281, 1283, 1286-1287, 1315-1319, 1353-1354, 1356-1362, 1372, 1374, 1379, 1385, 1414, 1416-1417, 1428, 1437, 1441, 1454, 1456, 1474
257D EZW00210, 217, 219, 223, 229-230, 239, 241, 250, 256, 276-279, 295-297, 300, 303, 305-306, 338-339, 341-342, 346, 348-349, 351, 359, 361, 363, 381, 390, 408, 411, 415, 424-428, 439, 448, 484, 501, 504, 514-515, 518, 521, 526-530, 534, 536-538, 545-548, 572, 578, 586, 603-604, 608, 610, 614, 623, 625, 666-676, 678, 684, 687-688, 690-692, 699, 711, 714, 716, 720-722, 725, 735, 741, 747, 751, 761-762, 765, 769, 771, 773-776, 799-800, 805-808, 811-814, 817-821, 855, 860, 871-874, 876-891
259D FTL00225, 252, 296-297, 302, 365, 377, 416, 421, 423, 426, 437, 441, 443, 452, 537, 546, 550, 577, 654, 677-678, 750, 760, 777, 780, 793, 797, 824, 828, 830, 836, 841, 849, 852-854, 860, 862, 867-869, 874, 893, 896-898, 904, 909-912, 915-916, 928, 1001, 1064, 1081-1082, 1095, 1102, 1105-1106, 1108, 1110, 1125, 1201, 1206, 1235, 1237, 1285, 1288, 1301-1302, 1306, 1310, 1317, 1321, 1386, 1408, 1450-1451, 1455, 1457, 1498, 1536, 1541, 1550, 1557, 1565, 1573, 1598, 1688, 1692, 1720-1723, 1736, 1738, 1742-1747, 1760, 1762, 1768, 1770-1771, 1877, 1912, 1964, 1974, 1980, 2007, 2016-2018, 2025, 2225, 2