2005/07/25 Caterpillar

Tube Assemblies for the Hydraulic Tank Have Been Replaced {5056, 5057}

Usage:

953C BBX

Track-Type Loader: 953C (S/N: BBX1-UP)

Description of Change: The tube assemblies that connect the hydraulic tank to the manifold have been replaced on Track-Type Loaders that have the following attachments:

176-9881 Hydraulic Ar
176-9882 Hydraulic Ar
176-9883 Hydraulic Ar
176-9884 Hydraulic Ar
176-9885 Hydraulic Ar
176-9886 Hydraulic Ar

Adaptable To: The 226-7755 Tube As has been replaced with the 191-9533 Tube As. The 226-7756 Tube As has been replaced with the 191-9534 Tube As and the 148-8352 Elbow Gp, as shown. See Illustration 1.

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Illustration 1	g01188237
Partial view of the 226-7379 Hydraulic Oil Lines Gp (1) 191-9533 Tube As (2) 191-9534 Tube As (3) 148-8352 Elbow Gp

This change was effective with 953C (S/N: BBX2247). The change is adaptable to the 953C machines that are identified in Table 1.

The 226-7755 Tube As and the 226-7756 Tube As are part of the 226-7379 Hydraulic Oil Lines Gp .

Note: The 226-7379 Hydraulic Oil Lines Gp is nonserviceable at this level.

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Table 1
Adaptability
(S/N: BBX109-113,117,120,123,126,134,144-147,162-163,167,169,171,173,180-181,185-187,197,200,204,215-216,219,226,233,235-237,239,248-249,251,257,260-262,268-269,285,294,301-302,304-305,316,320-324,326-327,330-332,339-340,346-347,357,367,377-378,389,392,399-400,402-403,410-411,415-417,419-420,426-427,430,432,437,442,446,448,454,456,461,470,474-476,478,480,483,491-492,497,499,501,505,507,509,513,519,521,526-527,530,532,534-535,537-539,544-545,550,552-555,557-559,561-562,564,574-575,579,583,586,588-589,607-612,617-620,622-623,625,628,632,635,637,639,641,644-647,649,651,654-657,660-661,664-665,667,670,673-674,680,684,688-689,692-694,696,702,708,710,712,714-715,717-721,727-728,738,741,744,747,749,753,755-756,762,771,777,780,789,795,797,798,809,813,816-817,820,822-824,826,829,853,865,869,874,876,879,885-887,892,894,896-897,901,920-921,924,929,937,944-945,948-950,953,956,959-960,966,977-979,981,983,990,992,1005,1007,1021,1027,1030-1031,1033,1036,1042-1046,1052,1055,1058,1061,1066-1068,1073-1074,1079,1081,1085,1090-1094,1097,1101,1105-1106,1110,1115,1117,1119-1120,1123-1125,1134,1141,1144-1145,1153,1169,1171-1172,1186-1188,1191,1193,1197,1199,1206,1215,1228-1229,1236,1248-1249,1260,1264,1268,1271-1273,1277,1281-1282,1286,1288,1290,1292,1299-1300,1302-1305,1310-1311,1314-1317,1320-1321,1329,1333-1334,1338-1339,1341-1342,1344-1345,1348,1350-1351,1355,1371-1372,1375,1379,1383,1385,1388-1389,1395-1397,1407,1410,1413,1419,1429-1430,1432,1434,1436-1437,1441-1443,1447-1448,1450-1451,1455-1456,1458-1459,1463,1465,1469-1471,1473-1474,1477,1479,1481-1482,1485-1487,1489,1493,1497,1500,1508,1511-1512,1540-1544,1546,1549,1551,1555,1569-1570,1572-1574,1576-1578,2002-2004,2010,2013-2014,2019-2020,2032,2036-2038,2040,2042,2051,2056,2059-2063,2065,2067,2069,2079,2081,2084,2090,2096,2101-2106,2111-2113,2120,2123,2131,2133-2134,2137,2140,2142-2144,2147,2149,2167-2168,2173-2174,2180,2184,2190,2199,2204-2205,2216,2218,2220,2223,2225-2226,2228,2230-2231,2233,2236,2238-2239,2242-2244,2252-2253,2255-2257,2259-2264,2266-2273)