BLOCK-CYL 6N7984 - Caterpillar

Electric Power GenerationC2.2 GEN SET (S/N: GBE1173-1174,1177-1177,1179-1183,1185-1195,1197-1197,1199-1200,1203-1205,1207-1214,1217-1217,1219-1219,1223-1224,1226-1231,1233-1238,1240-1243,1250-1250,1254-1255,1263-1266,1270-1271,1273-1273,1278-1279,1283-1284,1287-1288,1298-1298,1305-1320,1322-1330,1332-1347,1349-1351,1353-1353,1355-1357,1359-1361,1363-1364,1367-1367,1370-1371,1374-1374,1378-1380,1383-1384,1386-1386,1388-1388,1390-1398,1400-1401,1403-1403,1405-1406,1409-1409,1412-1413,1416-1416,1418-1421,1423-1423,1425-1432,1435-1435,1437-1443,1445-1446,1449-1450,1452-1452,1454-1475,1477-1478,1480-1483,1486-1487,1489-1490,1495-1495,1499-1500,1503-1508,1511-1519,1521-1523,1527-1527,1530-1532,1534-1535,1538-1538,1540-1540,1542-1543,1546-1546,1548-1551,1553-1556,1559-1560,1563-1574,1576-1591,1593-1597,1630-1641,1643-1648,1653-1653,1658-1694,1699-1701,1703-1705,1707-1707,1709-1709,1714-1714,1720-1721,1724-1726,1728-1729,1732-1735,1737-1738,1741-1742,1744-1745,1747-1749,1751-1751,1753-1753,1755-1757,1759-1761,1766-1772,1774-1776,1778-1782,1784-1784,1786-1794,1797-1800,1802-1809,1811-1814,1816-1817,1819-1826,1828-1828,1830-1835,1838-1838,1840-1840,1842-1842,1844-1844,1846-1846,1850-1851,1853-1855,1857-1860,1862-1872,1874-1874,1887-1900,1902-1902,1904-1909,1912-1912,1914-1914,1916-1916,1919-1919,1922-1922,1924-1926,1929-1929,1932-1934,1936-1936,1938-1938,1942-1942,1945-1945,1949-1950,1958-1962,1964-1972,1976-1995,2001-2023,2026-2026,2029-2029,2039-2039,2041-2041,2043-2047,2052-2053,2055-2055,2059-2065,2067-2074,2077-2078,2092-2113,2119-2123,2125-2135,2140-2145,2165-2168,2171-2263,2265-2276,2289-2289)EngineC1.5 (S/N: G7P6138-6144,6432-6491,7450-7469,7558-7567,7615-7624,7670-7679,7725-7734,7760-7779,7853-7859,7939-7952,7988-7994,8515-8515,8542-8550,8730-8750,8896-8902,8939-8954,8981-8988,9099-9106,9227-9242,9501-9501,9525-9538,9558-9572,9793-9797,9804-9808,9948-9952,10084-10088,10137-10137,10244-10252,10259-10268,10315-10322,11169-11178,13099-13118,13364-13373,13407-13407,13746-13746,13886-13928,14009-14030,14075-14096,14520-14538,14596-14605,14732-14737,14739-14775,14807-14807,17068-17111,17176-17219,17678-17765,17793-17836,17861-17904)C2.2 (S/N: C6M3670-3675,3702-3709,3768-3773,3831-3838,3870-3875,3955-3955,4159-4168,4238-4257,4289-4293,4313-4330,4433-4437,4481-4490,4496-4505,4516-4525,4698-4698,4725-4727,4732-4733,4775-4776,4803-4806,4839-4842,4879-4887,4909-4913,4952-4956,4985-4989,5041-5044,5055-5058,5147-5153,5254-5261,5298-5301,5334-5334,5363-5367,5423-5428,5455-5456,5635-5644,5755-5757,5788-5790,5822-5824,5851-5852,5870-5876,6045-6046,6108-6111,6167-6170,6331-6339,6387-6391,6483-6487,6511-6512,6538-6540,6555-6556,6572-6573,6615-6615,6688-6694,6719-6719,6756-6757,6762-6764,6767-6776,6844-6848,6948-6953,6989-6992,7039-7039,7049-7055,7111-7118,7138-7138,7239-7243,7258-7258,7324-7328,7342-7344,7477-7480,7544-7547,7566-7568,7621-7621,7624-7628,7702-7705,7956-7958,8016-8016,8300-8304,8340-8355,8366-8371,8385-8391,8633-8635,8638-8643,8655-8666,8693-8693,8702-8706,8732-8753,8839-8854,8890-8890,8992-8994,9118-9133,9154-9155,9335-9340,9387-9388,9399-9403; C8Y258-258,261-287,289-294,296-296,298-327,329-351,353-377,379-388,405-429,448-478,605-664,890-970,972-993,995-1029,1217-1230,1246-1284,1286-1298,1357-1386,1469-1479,1481-1488,1519-1558,1643-1648,1679-1679,1825-1845,2309-2324,2893-2902,2998-3002,3005-3009,3093-3107,3196-3215)There have been instances of issues with the 380-2679 Solenoid. The issues with the solenoid have led to it sticking during cranking in cold climates. The solenoid sticking will result in extended cranking or the engine being unable to start.
Do not operate or work on this product unless you have read and understood the instruction and warnings in the relevant Operation and Maintenance Manuals and relevant service literature. Failure to follow the instructions or heed the warnings could result in injury or death. Proper care is your responsibility.
An improved solenoid is available. The solenoid has improved actuator performance in cold climates.The solenoid part number has not changed. The improvement has been introduced to the existing part number from manufacturing date code 2018.
Illustration 1 g06346730
Illustration 2 g06346778Note: The manufacturing date code consists of 4 digits (1) refer to illustration 1.The first 2 digits are the week of manufacture and the last 2 digits are the year of manufacture. Also these solenoids will also have a section of heat shrink attached to the flying lead (2) Refer to illustration 2.