CRANKSHAFT AS 2611544 - Caterpillar

SEBE8349-03 April 27, 2003
(Revised November 2005)
U-100
A-71
D-73
O-86
TM-2
Safety PRODUCT IMPROVEMENT PROGRAM FOR UPDATINGELECTRICALLY ACTUATED AIR SHUTOFF VALVES ON CERTAIN 3508B, 3512B, AND 3516BENGINES
1078 PI10226
This Program must be administered assoon as possible. When reporting the repair, use "PI10226" as the Partnumber and "7751" as the Group Number, "56" as the Warranty Claim DescriptionCode and "T" as the SIMS Description Code. Exception: If the repair isdone after failure, use "PI10226" as the Part Number, "7751" as the GroupNumber, "96" as the Warranty Claim Description Code, and "Z" as the SIMSDescription Code. This Revised Service Letter replacesthe April 27, 2003 (Revised April 2004) Service Letter. Changes have beenmade to the Affected Product.PROBLEM
Air shutoff valves need to be updated on certain 3508B,3512B, and 3516B Engines. It is possible to operate with one air shutoffvalve in the closed position that may result in an air cleaner fire andturbocharger damage. Air shutoff valves were also built with electricalsolenoids that had inadequate pull force and a two piece gate that hasexperienced failures.AFFECTED PRODUCT
Model IdentificationNumber
*** Group 1 ***
3508B BAG2-11
*** Group 2 ***
3508B BAG12-24
*** Group 3 ***
3508B 1TW266-269,314-3212HW230-2333DM182, 253, 272, 325, 326, 328, 336,337, 339, 341, 346, 347, 349-360, 367, 370, 3723DW163-1684TN6597HM214, 216, 2577SM565-568, 583-586, 694, 696-698,702, 703, 706, 708-710, 716-719, 725, 726, 735, 739-741, 743, 746-748,753, 757-759, 762-766, 772CBB172
3512B 1PW401-4064TN581, 583, 588, 589, 593, 595, 597,598, 605, 607, 608, 610-612, 614, 617-622, 629, 633, 634, 645, 654-657,6617HM241, 242, 245, 247, 249, 2508EM427, 433, 435-437, 442, 447
3516B 1NW1442FW255, 282-285, 308, 310, 311, 313-3174BW448-460, 463, 464, 468-473, 4758CN204, 2058KN501-504, 508, 513-515, 520, 521,525, 5269AN300-304, 306, 309-313, 316, 318-323,327, 329CBN288-291
*** Group 4 ***
3508B 2BM170, 171,1733DM308, 309, 313-318, 320, 322-324,327, 329-335, 338, 342-345, 348, 362-3667SM684, 689, 690, 692, 693, 695, 704,705, 723, 724, 737, 738, 773-776CBB169BPX94
3512B 2EZ287, 288,290, 291, 293-2962GW369, 3704AW167, 168, 176, 179, 198, 200, 201,263, 269, 271, 292, 294, 312-314, 317, 318, 424, 448, 451, 465-480, 525,556, 558, 559, 568, 578, 582, 583, 585-589, 594-601, 603, 604, 608, 648,669, 670, 683-6904TN563-565, 615, 616, 649, 6517HM243, 244, 246, 2488EM425, 426, 428-432, 434, 440, 441
3516B 2FW3074BW443-447, 474, 476-4788KN484-494, 497, 498, 516, 5189AN314, 315, 317, 324-326CBN287PARTS NEEDED
Qty
Part Number Description
*** Group 1 ***
2 2304073 SOLENOID AS
*** Group 2 ***
2 1507915 RING-RETAINING
1 2152590 SCREW (spare)
2 2152711 RING-RETAINING
1 2296247 GATE
1 2296249 GATE
2 2304073 SOLENOID AS
*** Group 3 ***
2 1507915 RING-RETAINING
1 2152590 Screw (spare)
2 2152711 RING-RETAINING
2 2277483 SWITCH AS
1 2296247 GATE
1 2296249 GATE
2 2304073 SOLENOID AS
*** Group 4 ***
2 1507915 RING-RETAINING
1 2110194 HARNESS AS
1 2152590 Screw (spare)
2 2152711 RING-RETAINING
2 2277483 SWITCH AS
1 2296247 GATE (Right Hand)
1 2296249 GATE (Left Hand)
2 2304073 SOLENOID ASACTION REQUIRED
See the attached Rework Procedure.OWNER NOTIFICATION
U.S. and Canadian owners will receive the attachedOwner Notification.SERVICE CLAIM ALLOWANCES
*** Group 1 ***
Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
100% 1.5 0 0 0 0
This is a 1.5- hour job. U.S. and Canadian Dealers Only - Eligibledealers may enter a Type 2 SIMS Report*** Group 2, 3, & 4 ***
Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
100% 3.0 0 0 0 0
This is a 3.0- hour job. U.S. and Canadian Dealers Only - Eligibledealers may enter a Type 2 SIMS ReportPARTS DISPOSITION
Handle the parts in accordance with your WarrantyBulletin on warranty parts handling.MAKE EVERY EFFORT TO COMPLETE THIS PROGRAMAS SOON AS POSSIBLE.Attach. (1-Owner Notification)
(2-Rework Procedure)
(3-Air Shutoff Switch Testing Procedure)COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999SAFETY - PRODUCT IMPROVEMENT PROGRAM FOR UPDATINGELECTRICALLY ACTUATED AIR SHUTOFF VALVESMODELS INVOLVED - CERTAIN 3508B, 3512B, AND3516B ENGINESDear Caterpillar Product Owner:The air shutoff valves need to be