PRODUCT SUPPORT PROGRAM FOR REPLACING THE LINE RELIEF VALVE OF THE STICK LOWERING CHECK VALVE ON CERTAIN 320E, 323E, 329E, 329F, 330F, 335F, 336E, 336F, 349E, 349F, AND 352F EXCAVATORS
Usage:
TEBE3821-01
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| 23Dec2015 |
| (Revised 12Apr2016) |
U-688
A-500
D-605
O-598
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| After Failure Only | PRODUCT SUPPORT PROGRAM FOR REPLACING THE LINE RELIEF VALVE OF THE STICK LOWERING CHECK VALVE ON CERTAIN 320E, 323E, 329E, 329F, 330F, 335F, 336E, 336F, 349E, 349F, AND 352F EXCAVATORS |
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| 5117 5069 | PS53108 |
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| NOTE: | 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. |
| NOTE: | This Program can only be administered after a failure occurs. The decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS53108" as the Part Number and "7755" as the Group Number. Use "96" as the Warranty Claim Description Code and use "Z" as the SIMS Description Code. |
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| NOTE: | 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. |
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| NOTE: | This Revised Service Letter replaces the 23Dec2015 Service Letter. Changes have been made to the Title, Problem, and Affected Product. 330F machines were added and model name information was updated for the 352F (was showing as 349F L-VG previously). |
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TERMINATION DATE |
| 31Dec2017 |
PROBLEM
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| The existing line relief valve can blow out the inner backup ring on certain 320E, 323E, 329E, 329F, 330F, 335F, 336E, 336F, 349E, 349F, and 352F Excavators. If the existing line relief valve of the stick lowering control valve has a damaged backup ring, it will cause the low pressure or low power. |
AFFECTED PRODUCT
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| Model | Identification Number |
| 320E | AWS00248-00254 SXE01598, 1655-1664, 1666-1687, 1689-1693, 1695, 1697-1700, 1703, 1705, 1707, 1709, 1711-1714, 1718-1720, 1722-1725, 1727-1730, 1732-1733, 1735, 1737-1749, 1751, 1753-1756, 1758, 1761, 1763-1765, 1767-1769, 1771, 1789, 1795-1796, 1799-1801, 1803-1810, 1816-1817, 1819, 1828, 1834, 1837, 1839-1840, 1843, 1846, 1848, 1851, 1854, 1856, 1858-1859, 1861, 1865, 1867, 1870, 1876-1877, 1880, 1882, 1884, 1886, 1889-1890, 1903, 1906-1909, 1911-1912, 1916-1918, 1920-1921, 1924-1931, 1933, 1937-1939, 1941, 1943-1945, 1948-1953, 1955, 1957-1960, 1962-1973, 1975, 1977, 1979-1982, 1984, 1986-1988, 1990-1991, 1993-2007, 2009-2012, 2014, 2016, 2018, 2020, 2022, 2024-2032, 2036, 2038-2039, 2042-2043, 2048, 2050-2066, 2068-2069, 2071-2073, 2075-2078, 2081-2082, 2084-2085, 2090, 2094-2097, 2101, 2105, 2107, 2109-2110, 2112-2113, 2115-2128, 2130-2134, 2136, 2140-2142, 2144, 2153-2154, 2156, 2161-2163, 2165, 2170-2173, 2175-2179, 2181, 2183-2184, 2186, 2188, 2190, 2192 |
| 320E L | LAK00279, 284, 288-289, 293, 297 NAZ00149, 237, 239, 279, 296, 299, 306, 308, 310-312, 315-321, 323, 325, 363, 397-401, 406-409, 411-415, 421, 426, 449, 451-452, 454, 456, 458, 460, 487, 489, 510-511, 514, 518-520, 523, 527-531, 533-539, 541-547, 549, 553, 555, 562, 567, 586, 590-593, 595, 612-613, 616, 621, 627, 629-633, 636, 639, 687, 690, 725, 729-730, 732-737, 741-743, 747-748, 752-754, 758, 762-764, 766-770, 772, 775-778, 780-781, 792, 794, 823-850, 852, 854-855, 857-858, 860-863, 865, 867-872, 874, 878-879, 889, 891, 894, 896, 905, 909, 913-915, 919, 921, 924, 926, 931, 939-940, 944, 946, 948-949, 951, 955, 961, 963-965, 967-969, 971-972, 975, 977-979, 985-986, 988, 990, 992, 995, 999-1002, 1006-1024, 1026-1032, 1035-1043, 1045-1057, 1062, 1064, 1116, 1128, 1132, 1166, 1176, 1178, 1180, 1183-1184, 1187, 1189, 1212-1214, 1217, 1221-1224, 1226-1227, 1229-1231, 1234-1237, 1242, 1246, 1248-1253, 1255, 1257-1263, 1265-1274, 1276, 1278-1288, 1291-1292, 1294-1306, 1308, 1310-1311, 1313-1321, 1325-1327, 1329-1333, 1336-1338, 1340, 1360-1362, 1364-1380, 1382-1393, 1395-1400, 1402-1405, 1407-1430, 1432-1434, 1436-1438, 1447, 1451, 1457, 1459, 1461-1464, 1472, 1478-1479, 1481-1485, 1496, 1498, 1500-1505, 1507-1521, 1523-1525, 1527, 1529, 1531-1533, 1535-1540, 1542-1544, 1558-1559, 1561, 1567, 1571-1586, 1588-1589, 1591-1592, 1596-1597, 1599-1601, 1603-1606, 1609, 1611-1613, 1615-1617, 1619-1628, 1633, 1635-1636, 1638-1640, 1642, 1656, 1665, 1700, 1708, 1739, 1741, 1745-1746, 1752-1764, 1766-1773, 1775-1813, 1815-1836, 1838-1839, 1841, 1843-1845, 1847-1848, 1852-1857, 1859-1865, 1867-1873, 1875-1882, 1884-1886, 1888-1890, 1892-1898, 1900-1902, 1904-1937, 1939-1942, 1944-1950, 1952-1956, 1958, 1961-1970, 1972-1975, 1977-1979, 1981-1993, 1995, 1997-1998, 2001, 2004, 2006, 2008-2009, 2012-2026, 2028, 2030, 2032, 2034, 2037, 2040, 2043 REE00379, 381, 383-384, 391, 404 TNJ00250, 326, 382, 385, 387, 389, 392, 435, 440-444 WBK00475-00476, 493, 495, 497, 513, 596, 655, 657, 667, 757, 773, 826, 868, 886, 925, 988, 1031, 1060, 1064, 1072, 1076, 1101, 1106, 1114, 1123, 1257, 1259, 1261, 1283, 1364, 1384, 1391, 1484, 1489, 1505-1506, 1515, 1519, 1521, 1523, 1651, 1662, 1794-1795, 1992, 2139, 2152-2154, 2191-2192, 2194, 2240, 2530, 2670, 2686, 2697, 2776, 2779, 2781, 2783, 2785, 2933, 2943-2944, 2973, 3003, 3036, 3044, 3047, 3051, 3063, 3098, 3132, 3137, 3145, 3150, 3163, 3167, 3292, 3295, 3302, 3312, 3341, 3370, 3393, 3491, 3507, 3512, 3514, 3519, 3532, 3745, 3768, 3777, 3779, 3785, 3896, 3901, 3903-3912 |
| 320E LN | DFG00187-00233 |
| 320E LRR | PNL00295, 299, 301-303, 305-328, 330, 332-372, 374-406, 409-432, 435, 438, 444-465, 471-494, 496, 505-526, 529-530, 533-553, 556, 558 TFX00104, 904-905, 932, 943-944, 968, 980, 1036, 1039-1040, 1062, 1065-1067, 1131, 1135, 1138-1139, 1151, 1153, 1193, 1210-1212, 1229, 1233, 1251, 1259, 1384 |
| 320E RR | LHN00486-00487, 489-490, 493-495, 497, 499, 501-502, 505, 507-512, 514-515, 517-524, 526, 528, 530-531, 533, 535-537, 540, 542, 544-547, 550, 556-563, 568, 570, 574-575, 578-580, 586, 588-592, 594-595, 599-600, 602, 607, 612, 614, 616-620, 622, 630-632, 634, 639, 644-647, 651-657, 659 |
| 323E L | RAP00143-00145, 229, 232-251, 254, 258, 272-277, 279, 294, 298, 300, 302-323, 325, 329, 331, 333-338, 340, 342-348, 350, 353, 361-363, 365-370, 375-376, 382, 404, 407-408, 414-416, 425, 441-450, 452-463, 471-475, 488-489, 491-505, 508-511, 520, 528, 534-535, 537-538, 541-542, 545-546, 551-552, 559-566, 574, 577, 580-583, 585-588, 590-591, 602-605, 607-610, 612-614, 630-634, 636, 639-640, 643, 647, 649-661, 663, 667, 684, 686-724, 726, 728-735, 737, 739-740, 743, 745, 747-751, 753-754, 763-773, 775-776, 782, 785-794, 800, 806-807, 809-813, 815-816, 818-820, 822, 825-831, 833, 838, 840, 842, 844-855, 857-869, 871, 874, 878-879, 888-889, 894-896, 898-899, 901, 903-904, 908-946, 949-965, 967-989, 991 |
| 323E LN | TDW00150-00240, 242-244, 248-252, 268, 270-272, 274, 276-277, 279, 288-292, 299, 307-310, 312, 316, 318-321, 323, 354 |
| 323E SA | YRP00135-00166, 168-172, 174, 177-179, 191-194, 204, 207-208, 210, 212-213, 215-216 |
| 329E L | PLW00171-00172, 179, 222-225, 250, 296, 336-337, 434, 621-623, 657, 946, 952, 981, 1043, 1130, 1191, 1625 TST00251-00255, 261, 263, 328-340, 344-346, 351-352, 362, 364-370, 373-376, 378-402, 404-405, 409, 413-414, 420-426, 428-432, 445-452, 457-464, 468, 479-489, 491-499, 501-503, 507-510, 516, 518-532, 534, 536-537, 539, 553-555, 557-600, 603, 605-606, 609-617, 625-636, 644-648, 652-661, 667-669, 672-673, 677-679, 681-709, 711, 713, 716, 718-719, 728-731, 733-790, 792-795, 798-804, 809, 811-861, 863, 865-870 ZCD00306-00308, 467, 473, 482, 485, 513, 532-533, 575, 588-598, 614, 616, 618, 620, 640-642, 740, 742, 749-750, 752-753, 755-756, 758, 761, 764-766, 768, 774, 782, 784-800 |
| 329E LN | RLD00101-00103, 207-211, 216, 218, 220, 237-257, 261-278, 285, 289, 295-296, 313, 315, 318, 325-332, 337-338, 345-349, 362-365, 374-375, 378-380, 384-394, 396, 403, 407, 410-416, 421-427, 436-438, 440-441, 453, 458-459, 461, 463-464, 466, 468-483, 486, 490, 498-511, 520-536, 544-563, 566, 570-571, 582-592, 607-613, 622-625, 627-631, 639-643, 651-659, 663-664, 667-691, 694-758, 761-768, 772-789 |
| 329F L | ERL00571, 574 |
| 330F L | WBA00111-00112 |
| 335F LCR | KNE00213, 234, 296-297, 320-321, 323 |
| 336E L | BZY01290, 1295, 1524, 1526, 1536, 2518-2543 FJH01486, 1742 JRJ00314, 461 YCE00200-00201, 205, 210, 216, 223, 229-246, 248-262, 269-270, 273, 278, 281, 283, 285-297, 299, 302-303, 305, 312-327, 346-348, 365, 367, 381-383, 390-391, 437, 453, 495, 512-513, 528-534, 537-542, 544-548, 552-561, 566-567, 572, 574-575, 579-581, 583, 586-595, 597, 602-607, 610, 612-629, 640-648, 651-662, 666-681, 688-689, 691-696, 700, 704-718, 720, 722-723, 725-771, 778-780 YEP00155, 249-250, 253, 264, 290, 295, 358-359, 507, 539-542 |
| 336E LN | TMZ00242-00247, 258, 260, 262-267, 276-279, 284-297, 315-325, 328-331, 333-334, 337-339, 344, 346-351, 355-364, 368-374, 378-387, 390-398, 402-406, 413-414, 416-432, 438-439 |
| 336F L | RKB01061, 1072, 1200, 1430 TZA00239 WTZ00151-00154, 158-174, 176, 178-186, 191-216, 219-242, 244-250 |
| 336F LN | KFT00263-00265, 267-284, 287-297, 299-302, 306-308 |
| 349E L | ETC00158-00163 KFX00144-00147, 164, 216, 223, 225, 227-228, 231-232, 234, 236-237, 253, 255, 257-259, 262-263, 270, 272, 278, 280-292, 294-298, 306, 308-309, 318-322, 324-325, 344, 350, 352-354, 356-362, 364-367, 369, 373-403, 406-410, 413-414, 426-461, 464-486, 488-489, 491-494, 496-498, 500-501, 504-513, 515-521, 523-526, 531-549, 552-557, 562-564, 570-572, 574-578, 581, 583-586, 588-589, 592-599, 601-603, 608, 610, 612-616, 619, 622-625, 627, 629-638, 640-652, 654-660, 664, 671, 673-684, 686-687, 690-697, 699-702 MPZ00520, 602 MZW00211-00220 TFG00489, 499, 513, 527, 529, 586 |
| 349F L | HPD00299 |
| 352F (VG) | KBP00201-00214, 217-233, 236-245, 247-248, 250-258, 260-261, 264-275, 278-283, 286-287 YEG00201 |
PARTS NEEDED
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Qty |
Part Number | Description |
| 1 | 4863207 | VALVE GP-RLF PLT |
| In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 1% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer. |
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ACTION REQUIRED
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| Refer to Operation and Maintenance Manual for your machine to ensure the system pressure is released. The release of hydraulic pressure in a hydraulic circuit is required before service is performed to that hydraulic circuit. Release the pressure in the stick hydraulic circuits before any hydraulic lines are disconnected or removed from that hydraulic circuit. Replace the existing 270-5731 Relief Valve with a new 486-3207 Relief Valve Group. Refer to Image1. Tighten the relieve valve to a specified torque of 95 +/- 14 N.m. |
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 |
| Image1 |
SERVICE CLAIM ALLOWANCES
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0-12 mo |
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13-36 mo |
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| NOTE: This is a 2.0-hour job | ||||||
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PARTS DISPOSITION
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| Handle the parts in accordance with your Warranty Bulletin on warranty parts handling. |
Caterpillar Information System:
PRODUCT SUPPORT PROGRAM FOR REPLACING THE RELIEF VALVE OF DRIFT REDUCTION VALVE ON CERTAIN 345D, 349D, 349E, 349F, AND 352F EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE RELIEF VALVE OF DRIFT REDUCTION VALVE ON CERTAIN 345D, 349D, 349E, 349F, AND 352F EXCAVATORS
PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE HAMMER RETURN FILTER ON CERTAIN 312E EXCAVATORS PRODUCT IMPROVEMENT PROGRAM FOR REWORKING THE HAMMER RETURN FILTER ON CERTAIN 312E EXCAVATORS
PRODUCT IMPROVEMENT PROGRAM FOR REPLACING LOOSE AND/OR BROKEN SWING BEARING BOLTS ON CERTAIN 305E2 CR AND 305.5E2 CR MINI HYDRAULIC EXCAVATORS PRODUCT IMPROVEMENT PROGRAM FOR REPLACING LOOSE AND/OR BROKEN SWING BEARING BOLTS ON CERTAIN 305E2 CR AND 305.5E2 CR MINI HYDRAULIC EXCAVATORS
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 10R7660 COMMON RAIL FUEL PUMPS FROM DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN 10R7660 COMMON RAIL FUEL PUMPS FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR REWORKING THE HYDRAULIC CYLINDER HEAD BOLTS ON CERTAIN 336D, 336D2, 336E, 336F, AND 340D2 EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REWORKING THE HYDRAULIC CYLINDER HEAD BOLTS ON CERTAIN 336D, 336D2, 336E, 336F, AND 340D2 EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE STARTING MOTOR ON CERTAIN 312E, 314E, AND 316E EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE STARTING MOTOR ON CERTAIN 312E, 314E, AND 316E EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE STARTING MOTOR ON CERTAIN 312E, 314E, 316E, AND 318E EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE STARTING MOTOR ON CERTAIN 312E, 314E, 316E, AND 318E EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE CYLINDER PLUG(S) ON CERTAIN MP318, AND MP324 MULTI-PROCESSORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE CYLINDER PLUG(S) ON CERTAIN MP318, AND MP324 MULTI-PROCESSORS
PRODUCT SUPPORT PROGRAM FOR REPAIRING THE LOWER HOUSING ON CERTAIN S365C, S385C, VHS-60/4, AND VHS-70/4 DEMOLITION AND SCRAP SHEARS PRODUCT SUPPORT PROGRAM FOR REPAIRING THE LOWER HOUSING ON CERTAIN S365C, S385C, VHS-60/4, AND VHS-70/4 DEMOLITION AND SCRAP SHEARS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE SOFTWARE ON CERTAIN M313D, M315D AND M317D WHEELED EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE ENGINE SOFTWARE ON CERTAIN M313D, M315D AND M317D WHEELED EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR INSTALLING PRODUCT LINK SOFTWARE ON CERTAIN 336F EXCAVATORS PRODUCT SUPPORT PROGRAM FOR INSTALLING PRODUCT LINK SOFTWARE ON CERTAIN 336F EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE BASE FRAME PAINT ON CERTAIN 311F-349D/E/F, 374F, AND 390E EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REWORKING THE BASE FRAME PAINT ON CERTAIN 311F-349D/E/F, 374F, AND 390E EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR INSTALLING A BRACKET ASSEMBLY FOR THE PRODUCT LINK ANTENNA ON CERTAIN 312E, 312E L, 316E L, 318E L, 320E L, 320E LRR, 323E L, 323E LN, 323E SA, 324E L, 324E LN, 329E L, 329F L, 336E L, 336E L H, AND 349E L EXCAVATORS PRODUCT SUPPORT PROGRAM FOR INSTALLING A BRACKET ASSEMBLY FOR THE PRODUCT LINK ANTENNA ON CERTAIN 312E, 312E L, 316E L, 318E L, 320E L, 320E LRR, 323E L, 323E LN, 323E SA, 324E L, 324E LN, 329E L, 329F L, 336E L, 336E L H, AND 349E L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR RETIGHTENING THE 108-1781 BOLTS ON CERTAIN 349E AND 349F EXCAVATORS PRODUCT SUPPORT PROGRAM FOR RETIGHTENING THE 108-1781 BOLTS ON CERTAIN 349E AND 349F EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE SENSOR INSIDE THE POSITION SENSING CYLINDER ON CERTAIN EXCAVATORS EQUIPPED WITH CAT GRADE CONTROL PRODUCT SUPPORT PROGRAM FOR REPLACING THE SENSOR INSIDE THE POSITION SENSING CYLINDER ON CERTAIN EXCAVATORS EQUIPPED WITH CAT GRADE CONTROL
PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN ROTARY POSITION SENSORS FROM DEALER PARTS STOCK PRODUCT IMPROVEMENT PROGRAM FOR REMOVING CERTAIN ROTARY POSITION SENSORS FROM DEALER PARTS STOCK
PRODUCT SUPPORT PROGRAM FOR UPDATING THE MACHINE SOFTWARE ON CERTAIN 314E EXCAVATORS PRODUCT SUPPORT PROGRAM FOR UPDATING THE MACHINE SOFTWARE ON CERTAIN 314E EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE CAB ON CERTAIN 312D 2, 312D, 313D, 313D 2,318D, 318D 2, 320D, 320D 2, 320D, 323D 2, 323D, 324D, 326D 2, 326D, 329D 2. 329D, 336D 2, 336D, 340D 2, 340D, AND 349D EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REWORKING THE CAB ON CERTAIN 312D 2, 312D, 313D, 313D 2,318D, 318D 2, 320D, 320D 2, 320D, 323D 2, 323D, 324D, 326D 2, 326D, 329D 2. 329D, 336D 2, 336D, 340D 2, 340D, AND 349D EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE FUEL INJECTION PUMP AND POSSIBLY REPLACING THE ENGINE HEAD GASKET ON CERTAIN 318D2L EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE FUEL INJECTION PUMP AND POSSIBLY REPLACING THE ENGINE HEAD GASKET ON CERTAIN 318D2L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING SEAT SUSPENSION ON CERTAIN 312D, 312D 2, 313D, 313D 2, 315D, 318D 2, 318D, 320D, 320D 2, 323D 2, 323D, 324D, 326D 2, 326D, 329D, 329D 2, 336D, 36D 2, 340D 2, 340D, AND 349D EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING SEAT SUSPENSION ON CERTAIN 312D, 312D 2, 313D, 313D 2, 315D, 318D 2, 318D, 320D, 320D 2, 323D 2, 323D, 324D, 326D 2, 326D, 329D, 329D 2, 336D, 36D 2, 340D 2, 340D, AND 349D EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE BLADE LINES ON CERTAIN 312E EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REWORKING THE BLADE LINES ON CERTAIN 312E EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REWORKING THE SWING ASSEMBLY VALVE CASE ON CERTAIN 307E AND 308E MINI HYDRAULIC EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REWORKING THE SWING ASSEMBLY VALVE CASE ON CERTAIN 307E AND 308E MINI HYDRAULIC EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING THE FUEL INJECTION PUMP AND POSSIBLY REPLACING THE ENGINE HEAD GASKET ON CERTAIN 318D2L EXCAVATORS PRODUCT SUPPORT PROGRAM FOR REPLACING THE FUEL INJECTION PUMP AND POSSIBLY REPLACING THE ENGINE HEAD GASKET ON CERTAIN 318D2L EXCAVATORS
PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC HOSES AND STICK LINES ON CERTAIN M318D MH AND M322D MH WHEELED EXCAVATORS, EQUIPPED WITH STRAIGHT NOSE STICK PRODUCT SUPPORT PROGRAM FOR REPLACING HYDRAULIC HOSES AND STICK LINES ON CERTAIN M318D MH AND M322D MH WHEELED EXCAVATORS, EQUIPPED WITH STRAIGHT NOSE STICK