Usage:
February 5, 2003
U-40
A-32
D-33
O-38
TT-2
before
or after failure |
PRODUCT SUPPORT PROGRAM FOR REPLACING THE FRONT CRANKSHAFT SEALS ON CERTAIN 3126, 3126B, AND C-9 ENGINES |
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1160 1202 |
PS41252
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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.
TERMINATION DATE
February 28, 2005PROBLEM
The front crankshaft seals need to be replaced on certain 3126, 3126B, and C-9 engines. A leak may result due to the seals being pressed in too deeply.AFFECTED PRODUCT
Model | Identification Number |
3126B | 1AJ500, 501
BEJ1902-1908, 1911, 1916-1922, 1924-1927, 1932, 1942-1945, 1947, 1954, 1970, 1973, 1974 CKM67662 HEP10259-10272, 10274-10455, 10457-10459, 10461-10486, 10488-10494, 10496-10504, 10506-10527, 10529-10546, 10548, 10550-10610, 10612-10754, 10756-10782, 10784, 10785, 10787, 10788, 10790-10793, 10795-10812, 10814-10819, 10821-10825, 10827-10832, 10834, 10836-10855, 10857-10860, 10862, 10864-10867, 10869, 10872, 10874, 10876, 10880, 10882, 10884-10887, 10890-10893, 10895, 10897-10902, 10904-10913, 10915-10919, 10921, 10922, 10924-10930, 10932-10945, 10947, 10949, 10951-10958, 10960-10970, 10972-10990, 10992, 10995-10997, 10999-11001, 11003-11008, 11010, 11011, 11013, 11014, 11018, 11019, 11021, 11023, 11027, 11028, 11034, 11035, 11037, 11038, 11040, 11041, 11043, 11044, 11046, 11048, 11050, 11052, 11054, 11055, 11057, 11059-11062, 11064, 11066, 11068-11071, 11073, 11074 9SZ13724-13736, 13740, 13743, 13744, 13747, 13749-13753, 13757-13764, 13768, 13770-13772, 13777-13783, 13785, 13788-13790, 13793-13807, 13813 |
3126 | 1BW1209-1212, 1216
1ZJ3571 9ZR2466 7JZ5396-5408, 5410-5418, 5420-5425, 5427-5431, 5433-5435, 5437-5441, 5443, 5445, 5447, 5465, 5466 |
C-9 | 4ZF4582, 4587, 4589,
4594-4599, 4602, 4605, 4608-4611, 4615, 4617, 4618, 4620, 4623, 4624, 4630,
4634, 4636-4638, 4642, 4646-4648, 4650, 4653, 4655, 4659, 4662, 4663, 4668
CLJ2412-2414, 2416-2418, 2420-2422, 2425-2428, 2430, 2432, 2438, 2445, 2453-2454, 2461-2463, 2466 |
525B | 3KZ961-968 |
950G | AXX209, 220, 223, 224, 229, 231, 232 |
325C L | BFE593, 596, 597, 601 |
PARTS NEEDED
Qty |
Part Number | Description |
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1192921 | SEAL GP-CSHF |
ACTION REQUIRED
See the attached Rework Procedure.SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first |
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1160-010 remove and install 1.6 hrs 1160-074 wash .3 hrs 1160-030 test after .3 hrs |
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PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.Attach. (1-Rework Procedure)
Rework Procedure
- Remove PTO adapter or pulley if applicable.
- Remove Damper.
- Remove V-belt (if applicable)
- Remove trunion and front support from C-9.
- Remove crank pulley.
- Verify that seal is pressed between 2mm and 4mm. If not,
- Reinstall crank pulley. Torque with star pattern.
- Reinstall trunion and front support if applicable.
- Reinstall V-belt (if applicable).
- Reinstall damper (if applicable). Torque with star pattern, and retorque in sequential order.
- Reinstall damper pulley (PTO).