834963A02 Mercury PISTON ASSEMBLY

24Jul2009
U-272
A-230
D-236
O-243
Before/After
PRODUCT SUPPORT PROGRAM FOR INSTALLING NEW ENGINE CONTROL SOFTWARE AND TURBOCHARGER GASKET ON CERTAIN 740 AND 740 EJECTOR ARTICULATED TRUCKS
7750 PS42946
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 "PS42946" 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
31Jul2011
PROBLEM
The existing engine control software may allow high exhaust gas temperatures on certain 740 and 740 Ejector Articulated Trucks.
AFFECTED PRODUCT
Model Identification Number
740 B1P00149-00151, 154-155, 167, 173-174, 178-179, 188, 198-199, 205, 207, 213-218, 225, 228, 231, 233, 235, 239, 243, 245-246, 257-258, 263-265, 278, 286-287, 289, 291, 294, 300, 302, 305-308, 323, 329, 335-336, 345, 348-349, 356-357, 364, 370-373, 375, 378-379, 388, 393, 395, 397, 400, 402, 408-409, 419, 425, 428-432, 435-438, 441-446, 452, 455, 459-464, 468, 477-478, 491, 493, 502, 504, 506, 511-513, 522-523, 525-527, 529, 535, 537-539, 544, 559-560, 562, 565, 567, 576-577, 581, 586, 590-591, 593-594, 596, 603-606, 612-613, 617-618, 621, 631, 633, 640-641, 645, 647-649, 652, 658, 661-662, 671-672, 677, 679-681, 685-686, 691-692, 694-695, 702-704, 708-710, 712-713, 716-717, 720, 727-731, 738-741, 746-747, 749, 752, 761-762, 765, 773, 776-778, 783-784, 787, 795, 797-799, 801, 807, 811-814, 818, 820-830, 832, 834-840, 842-845, 847-850, 853, 855-857, 859-862, 868-869, 872, 885-886, 920-921, 923-924, 933, 940, 943, 946-947, 952, 954, 957-959, 965-966, 969, 972-973, 981, 986, 994, 1000, 1003, 1006-1007, 1011-1012, 1015, 1018-1020, 1026-1027, 1029-1030, 1032, 1035-1036, 1042-1043, 1045, 1047-1051, 1064, 1068, 1075, 1079-1080, 1082-1083, 1086, 1089-1090, 1097-1098, 1103-1105, 1110, 1118, 1122-1125, 1128-1129, 1131-1134, 1141, 1147, 1150, 1153-1154, 1157, 1160, 1164, 1166-1170, 1172, 1177-1178, 1185-1186, 1188, 1202, 1206, 1211, 1214-1215, 1217-1218, 1222, 1225-1228, 1234-1236, 1240, 1242, 1246, 1250-1258, 1260, 1266, 1270-1271, 1282, 1284, 1286, 1289, 1293, 1296, 1299, 1301-1302, 1304-1305, 1307-1314, 1317-1321, 1325, 1327-1329, 1333-1335, 1339, 1344, 1358, 1360, 1364-1365, 1370, 1372, 1374-1375, 1378, 1381-1384, 1387, 1393-1394, 1397-1398, 1405-1407, 1409-1412, 1415, 1417, 1420-1422, 1424-1425, 1427, 1430, 1434-1435, 1437-1438, 1443, 1446, 1448-1449, 1456-1457, 1461-1463, 1470, 1476-1477, 1479, 1482, 1485, 1491, 1494, 1503-1504, 1506-1507, 1510-1513, 1515-1516, 1518, 1520-1521, 1524, 1529, 1533, 1539, 1541, 1544, 1548, 1553, 1559, 1561, 1565, 1570, 1575-1585, 1588, 1592-1595, 1597-1603, 1608-1610, 1613-1615, 1617, 1619, 1621-1622, 1625-1630, 1639, 1647-1648, 1651, 1653-1655, 1660, 1664-1665, 1670, 1673, 1678-1679, 1683, 1685-1686, 1688-1689, 1692-1693, 1698, 1701, 1703-1704, 1713-1714, 1724, 1727-1728, 1731-1733, 1737-1738, 1744, 1746, 1752-1753, 1755-1756, 1758-1762, 1764-1767, 1769, 1773-1774, 1777-1778, 1785, 1787-1789, 1791, 1793, 1796, 1798-1800, 1804, 1809-1811, 1816-1818, 1820, 1822, 1824, 1826, 1828, 1830, 1832-1833, 1837-1838, 1840-1841, 1845, 1849-1850, 1856-1857, 1859-1868, 1871, 1874-1875, 1878-1879, 1886-1888, 1891-1892, 1897, 1925-1926, 1941, 1943, 1955-1958, 2002, 2004, 2013-2014, 2017, 2020, 2025, 2027-2029, 2034, 2038, 2041, 2044-2049, 2051, 2063, 2069, 2078, 2085, 2087-2089, 2093-2094, 2101-2103, 2107-2108, 2112-2115, 2119-2120, 2126-2127, 2131-2134, 2139, 2144-2146, 2152, 2162, 2164-2166, 2169, 2174-2175, 2178-2185, 2188, 2190, 2204-2206, 2208-2209, 2213, 2215, 2219-2221, 2225, 2233, 2235-2238, 2245-2247, 2249-2255, 2261, 2266-2267, 2270, 2276, 2285-2286, 2288-2289, 2293-2299, 2307, 2310-2313, 2316-2317, 2319, 2322-2326, 2334, 2339-2341, 2343, 2350, 2352-2353, 2376, 2389-2392, 2395, 2398-2401, 2410, 2412-2413, 2418, 2420, 2429, 2432, 2442, 2445-2446, 2451, 2465-2466, 2469-2470, 2495, 2502-2503, 2506, 2508, 2513-2514, 2518, 2521-2523, 2527, 2529, 2537-2540, 2542-2543, 2545-2547, 2550, 2555-2561, 2569-2571, 2575, 2577, 2581, 2586, 2588, 2593-2594, 2596, 2605, 2615, 2622-2624, 2626, 2628-2629, 2632, 2645, 2648-2649, 2653, 2657, 2660, 2662-2663, 2665-2666, 2668-2671, 2675, 2677, 2679-2681, 2692, 2695-2698, 2705-2706, 2714-2715, 2734-2738, 2742-2744, 2749, 2751, 2753, 2757, 2771, 2773-2774, 2779-2781, 2786-2791, 2804, 2816-2819, 2826, 2835, 2842, 2846, 2854, 2866-2868, 2871, 2873, 2875-2876, 2884, 2887-2889, 2892, 2899-2900, 2909-2912, 2914, 2922-2926, 2932-2933, 2935, 2941, 2943, 2945, 2948-2951, 2962, 2966-2969, 2971, 2973-2979, 2987-2989, 2997, 2999-3005, 3011-3017, 3022-3025, 3032-3033, 3036, 3045-3046, 3049-3051, 3055-3057, 3060, 3063-3064, 3066, 3071, 3073-3074, 3076-3085, 3092-3094, 3102, 3104-3105, 3107, 3113-3114, 3121-3122, 3124, 3129-3133, 3135, 3139, 3141, 3143, 3153, 3155-3156, 3159-3160, 3163-3165, 3168-3169, 3172-3174, 3176, 3178, 3180-3183, 3189, 3201, 3203, 3207-3208, 3211-3213, 3216-3218, 3223-3224, 3230, 3235-3236, 3255-3258, 3260-3266, 3269, 3271-3272, 3275, 3288, 3291, 3298, 3304-3305, 3309, 3317, 3331, 3333, 3361-3362, 3375, 3381-3386, 3389, 3393-3395, 3400, 3416-3417, 3419, 3421, 3441, 3450, 3454-3458, 3461, 3468-3469, 3481-3485, 3487-3492, 3495-3502, 3504-3509, 3511, 3517-3518, 3521-3523, 3530, 3532, 3534, 3540-3541, 3598, 3601-3602, 3606-3607, 3613, 3617-3619, 3626-3627, 3631-3632, 3643, 3645, 3647, 3651-3659, 3665-3666, 3673, 3680-3683, 3690, 3700-3702, 3713, 3718-3723, 3726-3727, 3729-3734, 3736-3737, 3742, 3746-3748, 3751-3753, 3757-3758, 3767, 3769, 3771-3773, 3779, 3781-3783, 3795-3802, 3807-3808, 3823, 3834-3838, 3841, 3843-3844, 3847-3848, 3851, 3853-3855, 3857-3858, 3863-3864, 3869-3870, 3877-3878,