PRODUCT SUPPORT PROGRAM FOR REPLACING FINAL DRIVE FULL OPL MOTOR HOUSING TO PARTIAL OPL MOTOR HOUSING ON CERTAIN 336D, 336D2, 336E, 336F, 340D, AND 340D2 EXCAVATORS Caterpillar

PRODUCT SUPPORT PROGRAM FOR REPLACING FINAL DRIVE FULL OPL MOTOR HOUSING TO PARTIAL OPL MOTOR HOUSING ON CERTAIN 336D, 336D2, 336E, 336F, 340D, AND 340D2 EXCAVATORS

Usage:

TEBE5538-02

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15Dec2016

(Revised 18May2018)

A-471

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After Failure Only	PRODUCT SUPPORT PROGRAM FOR REPLACING FINAL DRIVE FULL OPL MOTOR HOUSING TO PARTIAL OPL MOTOR HOUSING ON CERTAIN 336D, 336D2, 336E, 336F, 340D, AND 340D2 EXCAVATORS
4001 4351		PS53363

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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 "PS53363" 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 15Dec2016 (Revised 28Jun2017) Service Letter. Changes have been made to the Affected Product.

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TERMINATION DATE

31Dec2018

PROBLEM

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The existing full Open Protected Labrynth (OPL) motor housing can leak oil from the duo cone seal on certain 336D, 336D2, 336E, 336F, 340D, and 340D2 Excavators. If the existing motor housing leaks, it can be resolved by replacing with new partial OPL motor housing.

AFFECTED PRODUCT

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Model	Identification Number
336D LN OEM	L5K00133, 168
336D 2	FAJ00504-00506, 10047, 10051, 10053-10054, 10113-10114, 10116, 10185 WDC00842, 1314-1315
336D 2L	LAM00201-00337, 339-360 MBP00151-00152, 10001-10009, 10012-10059 YCF00327, 330, 377-378, 380-382, 386, 394-395, 402-406, 507, 509-511, 527-530, 575-576, 600-601, 635, 749 ZCT00161-00256, 260-330, 332-411, 413-441, 446-566, 568, 570-641, 643, 646-647, 650-654, 656-687, 690-1109, 1111-1132
336D 2LH	NAH00186-00201
336D 2LXE	MEH00171-00174, 177-183, 10001
336D L	J2F00316-00332, 627-632, 635, 638-640, 699-731, 736-738, 740, 785, 789-790, 803-822, 825-827, 839, 844, 848, 853, 855-859, 862, 865, 867, 872, 877-878, 882-883, 887, 892, 897, 902, 906-914, 917, 922, 929, 936, 958, 960-964, 967-968, 971, 974, 976-986, 989, 991, 1045, 1047-1049, 1051, 1055-1064, 1069-1084, 1086-1099 JWR00172, 177 LMG00173-00175 M4T00856-00857, 859, 861-863, 865-918, 921-922, 924-927, 929-980, 982-983, 985, 987, 989-990, 993-994, 996-999, 1001-1035, 1037, 1040, 1042-1043, 1045-1046, 1048, 1051, 1053-1054, 1056, 1058, 1060-1062, 1064-1066, 1069-1086, 1089-1091, 1093, 1096-1097, 1101, 1104, 1107, 1109-1110, 1112-1113, 1116, 1119, 1122-1123, 1125-1146, 1152, 1155, 1158, 1160-1161, 1164, 1167-1168, 1170-1171, 1173-1174, 1176-1179, 1181-1202, 1204, 1209-1210, 1213, 1216, 1219, 1222, 1224-1266, 1271-1272, 1275-1322, 1324, 1326, 1329, 1331-1332, 1334-1335, 1337-1385, 1387-1388, 1391, 1394-1395, 1397-1399, 1401-1408, 1410-1414, 1416-1456, 1458-1459, 1461-1462, 1465, 1467-1468, 1470-1518, 1520-1521, 1523-1524, 1526-1527, 1529-1530, 1532-1583, 1585-1605, 1607-1695, 1697, 1699-1700, 1702-1706, 1709-1712, 1715-1716, 1718-1719, 1721-1723, 1725-1754, 1759-1768, 1770, 1772-1775, 1777-1779, 1782-1783, 1785-1787, 1790-1793, 1796-1837, 1839-1843, 1845-1847, 1849-1860, 1862-1881, 1883-1885, 1887-1897, 1899-1904, 1906-1979, 1981-2046, 2049-2224, 2226-2243, 2245-2689, 2691-2694, 2696-2869 MDS00234 MPL00537, 560, 566, 577 PPN00475, 551, 647, 651-652, 655-656, 661-662 PRF00673 PTB00342, 346, 351, 358-360, 362-363, 365-369, 397-399, 403, 405-407 W3K01519-01520, 1626, 1636-1639, 1641 ZML00242, 315-316, 329-330, 344-346, 353, 443-444, 490-495, 497, 500-501, 522
336D L OEM	L5X00983 NBZ00105, 107, 111-112, 130 R7500111-00112 TPX90101
336E L	BZY00674, 1042, 1111, 1212, 1704, 2054
336E L H	RZA00304
336F L	RKB01102, 1221
336F LXE	DFY20023-20024
340D 2L	HHK00225-00227, 230, 232, 242-243, 247, 275, 320, 428-429
340D L	JTN00415

PARTS NEEDED

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Qty	Part Number	Description
2	2552272	SEAL GP-DUO CONE
4	2790344	BEARING AS
1	4523518	HOUSING-MOTOR
1	4523519	HOUSING-MOTOR
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.

ACTION REQUIRED

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Refer to M0078921, Special Instruction, "Procedure to Replace the Full Open Labyrinth with the Partial Open Labyrinth Motor Housing on the Final Drives for Certain Excavators and Mobile Hydraulic Power Units", for the Rework Procedure.

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SERVICE CLAIM ALLOWANCES

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Product smu/age whichever comes first	Caterpillar		Dealer Suggested		Customer Suggested
Product smu/age whichever comes first	Parts %	Labor Hrs%	Parts %	Labor Hrs%	Parts %	Labor Hrs%
0-3000 hrs, 0-36 mo	100.0%	100.0%	0.0%	0.0%	0.0%	0.0%
3001-6000 hrs, 37-72 mo	33.0%	50.0%	0.0%	0.0%	50.0%	50.0%