PRODUCT IMPROVEMENT PROGRAM FOR CHECKING THE 8T-4195 BOLTS FOR THE 226-7635 FLANGE THAT MAY NOT HAVE BEEN PROPERLY TORQUED DURING ASSEMBLY ON CERTAIN 236B, 246B, 248B, 252B 262B SKID STEER LOADERS AND 267B, 277B, 287B MULTI TERRAIN LOADERS Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR CHECKING THE 8T-4195 BOLTS FOR THE 226-7635 FLANGE THAT MAY NOT HAVE BEEN PROPERLY TORQUED DURING ASSEMBLY ON CERTAIN 236B, 246B, 248B, 252B 262B SKID STEER LOADERS AND 267B, 277B, 287B MULTI TERRAIN LOADERS

Usage:

SEBE9196

May 25, 2005
U-170
A-128
D-139
O-144

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*Priority*	PRODUCT IMPROVEMENT PROGRAM FOR CHECKING THE 8T-4195 BOLTS FOR THE 226-7635 FLANGE THAT MAY NOT HAVE BEEN PROPERLY TORQUED DURING ASSEMBLY ON CERTAIN 236B, 246B, 248B, 252B 262B SKID STEER LOADERS AND 267B, 277B, 287B MULTI TERRAIN LOADERS
5070		PI30811

NOTE: This Program must be administered as soon as possible. When reporting the repair, use "PI30811" as the Part number and "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI30811" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.

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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COMPLETION DATE	TERMINATION DATE
November 30, 2005	May 31, 2006

PROBLEM

The 8T-4195 Bolts for the 226-7635 Flange may not have been properly torqued during assembly on certain 236B, 246B, 248B, 252B 262B Skid Steer Loaders and 267B, 277B, 287B Multi Terrain Loaders.

AFFECTED PRODUCT

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Model	Identification Number
**************************Group 1***************************
236B	HEN1793, 1802, 1809, 1810, 1838-2065, 2068-2102, 2113-2126, 2134-2145, 2164, 2174, 2191-2216, 2223-2258, 2271-2286, 2288-2307, 2309-2321, 2323-2331, 2333-2337, 2339-2343, 2345-2364, 2371-2405, 2410-2419, 2422-2425, 2427-2432, 2437-2443, 2446-2464, 2466-2477, 2480, 2483-2492, 2498, 2501-2504, 2506, 2510, 2519, 2530
246B	PAT1834, 1848, 1879-2002, 2005, 2009-2017, 2019-2029, 2044-2082, 2092, 2098-2106, 2116, 2117, 2120-2138, 2141, 2143, 2146-2164, 2168-2196, 2198, 2202-2207, 2210-2216, 2218-2223, 2225-2232, 2237-2243, 2245-2248, 2251-2260, 2264, 2267-2271, 2276-2281, 2284, 2288-2295, 2301, 2303-2312, 2320-2329, 2333, 2339, 2341-2342, 2345
**************************Group 2***************************
248B	SCL679, 739, 756-782, 784-786, 788-791, 793-819, 822-825, 827-829, 832, 837-841, 847-854, 857, 858, 860-878, 881-891, 893, 894, 896, 898-904, 906-908, 910-913, 915, 925, 926, 928, 932, 933, 936, 937, 939-949, 951-957, 959-970, 973-977
**************************Group 3***************************
252B	SCP950, 1031, 1032, 1038, 1041, 1046, 1047, 1049, 1051, 1056, 1057, 1066-1198, 1201-1225, 1239-1244, 1246, 1248, 1257-1263, 1268-1278, 1282-1287, 1292-1305, 1308, 1309, 1312-1328, 1334, 1335, 1337-1350, 1352, 1353, 1355, 1357, 1363-1375, 1379-1396, 1398-1404, 1408-1424, 1428-1431, 1437-1446, 1449, 1454-1487, 1497-1511, 1520, 1522-1529, 1531, 1532, 1538, 1540-1542
262B	PDT1450, 1455, 1456, 1459, 1461-1463, 1466, 1475, 1477, 1485, 1494-1518, 1520-1659, 1670-1675, 1686, 1687, 1692, 1693, 1696-1700, 1704-1728, 1731-1756, 1762-1791, 1794, 1795, 1797-1799, 1801-1812, 1818-1831, 1834, 1835, 1841-1849, 1855, 1856, 1858-1863, 1865-1871, 1876, 1877, 1883-1893, 1895-1900, 1906-1915, 1918-1924, 1930-1933, 1937-1939, 1943-1948, 1954-1958, 1963-1965, 1973, 1974, 1976-1982
**************************Group 4***************************
268B	LBA748, 752, 769, 773, 775-830, 832, 833, 838, 844-846, 848-854, 859-883, 890-903, 907-910, 913, 914, 920, 924, 925, 927-929, 932
**************************Group 5***************************
267B	CYC499-541, 545-547, 554-562, 565-568, 571-574, 577-582, 584-592, 594, 595, 600-606, 613-616, 618-627, 630, 631, 634, 635, 644-646
277B	MDH1931, 1942-2164, 2172-2174, 2178, 2184-2189, 2196-2200, 2230, 2231, 2239-2252, 2257-2264, 2276-2282, 2284-2296, 2308-2318, 2321-2323, 2325, 2327-2330, 2332, 2353, 2355-2360, 2363, 2364, 2367-2380, 2389-2392, 2401, 2410-2412, 2418-2429, 2440-2450, 2452-2476, 2500, 2503-2508, 2512-2519, 2522-2530, 2533-2539, 2541, 2553, 2555, 2557, 2558
**************************Group 6***************************
287B	ZSA1229, 1231, 1232, 1235, 1239, 1241-1243, 1245-1282, 1284-1352, 1354-1362, 1364-1373, 1375-1379, 1381-1397, 1399-1402, 1404-1427, 1429-1431, 1433, 1434, 1441-1454, 1461-1464, 1467-1471, 1473-1481, 1485-1490, 1514, 1522-1557, 1559-1564, 1568, 1569, 1576-1579, 1581-1588, 1591, 1593-1599, 1601-1608, 1610-1624, 1630-1640, 1668-1673, 1675-1678, 1680-1682, 1692, 1694-1703, 1707-1709, 1719, 1720, 1722-1727, 1742, 1743, 1745-1751, 1754, 1755, 1757, 1760-1762, 1775, 1777, 1778, 1780, 1781

PARTS NEEDED

There are no parts needed for this procedure.

ACTION REQUIRED

See the attached Rework Procedure.

OWNER NOTIFICATION

U.S. and Canadian owners will receive the attached Owner Notification.

SERVICE CLAIM ALLOWANCES

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Caterpillar		Dealer Suggested		Customer Suggested
Parts	Labor Hrs.	Parts	Labor Hrs.	Parts	Labor Hrs.
***************************Group 1**************************
100%	4.0	0	0	0	0
NOTE: This is a 4.0-hour job.
***************************Group 2**************************
100%	6.0	0	0	0	0
NOTE: This is a 6.0-hour job.
***************************Group 3**************************
100%	7.0	0	0	0	0
NOTE: This is a 7.0-hour job.
***************************Group 4**************************
100%	10.0	0	0	0	0
NOTE: This is a 10.0-hour job.
***************************Group 5**************************
100%	7.0	0	0	0	0
NOTE: This is a 7.0-hour job.
***************************Group 6**************************
100%	7.0	0	0	0	0
NOTE: This is a 7.0-hour job. NOTE: If your machine is equipped with the "High Flow" option, 10.0-hours will be allowed.
NOTE: U.S. and Canadian Dealers Only - Eligible dealers may enter a Type 2 SIMS Report

PARTS DISPOSITION

Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.

MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Attach. (1-Owner Notification)
(2-Rework Procedure)

COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS

XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999

PRIORITY - PRODUCT IMPROVEMENT PROGRAM FOR CHECKING THE 8T-4195 BOLTS FOR THE 226-7635 FLANGE THAT MAY NOT HAVE BEEN PROPERLY TORQUED DURING ASSEMBLY

MODELS INVOLVED - 236B, 246B, 248B, 252B 262B SKID STEER LOADERS AND 267B, 277B, 287B MULTI TERRAIN LOADERS

Dear Caterpillar Product Owner:

The 8T-4195 Bolts need to checked and torqued on the products listed below. The bolts may not have been properly torqued during assembly. You will not be charged for the service performed.

Contact your local Caterpillar dealer immediately to schedule this service. The dealer will advise you of the time required to complete this service. Please refer the dealer to their Service Letter dated May 25, 2005 when scheduling this service.

We regret the inconvenience this may cause you, but urge you to have this service performed as soon as possible to prevent unscheduled downtime.

Caterpillar Inc.

Identification #(s)

Attached to May 25, 2005 Service Letter

Rework Procedure

Refer to the Power Train Disassembly and Assembly Manual for your model. Refer to section "Piston Pump-Hydrostatic ? Remove".
Remove the pumps that bolt to the engine.

NOTE: It is not necessary to remove the hydraulic tank. Pull a vacuum on the tank to retain the oil. Draining the oil from the tank is an option. Be sure to cap all hydraulic lines to prevent contamination.

NOTE: It is not necessary to remove the engine.

For Skid Steer Loaders, once the pumps have been removed remove the 12 - 8T-4196 bolts that retain the 142-8719 Adapter Plate. Remove the 142-8719 Adapter Plate. For Multi Terrain Loaders, once the pumps have been removed remove the 12 - 8T-4196 bolts that retain the 228-9227 Adapter Plate. Remove the 228-9227 Adapter Plate.
Torque the eight 8T-4195 Bolts retaining the 226-7635 Flange to 55Nm +/- 10Nm.
For Skid Steer Loaders, reinstall the 142-8719 Adapter Plate using the 12 - 8T-4196 Bolts and torque to 55Nm +/- 10Nm. For Multi Terrain Loaders, reinstall the 228-9227 Adapter Plate using the 12 - 8T-4196 Bolts and torque to 55Nm +/- 10Nm.
Refer to the Power Train Disassembly and Assembly Manual for your machine. Refer to section " Piston Pump - Hydrostatic ? Install" to reinstall the pumps.
Remove vacuum from hydraulic tank.