SENSOR GP-SPEED 2905792 - Caterpillar

SEBE8439 July 18, 2003
U-186
A-130
D-141
O-156
TM-5
Priority PRODUCT IMPROVEMENT PROGRAM FOR TIGHTENINGTHE RETAINING BOLTS ON IDLER GEAR STUB SHAFTS OF CERTAIN 3508B, 3512, 3512B,3516, 3516B, G3512, AND G3516 GENERATOR SETS
1206 PI30528
This Program must be administered assoon as possible. When reporting the repair, use "PI30528" 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 "PI30528" as the Part Number, "7751" as the GroupNumber, "96" as the Warranty Claim Description Code, and "Z" as the SIMSDescription Code. The information supplied in this serviceletter may not be valid after the termination date of this program. Donot perform the work outlined in this Service Letter after the terminationdate without first contacting your Caterpillar product analyst.
COMPLETION DATE
TERMINATION DATE
January 31, 2004 July 31, 2004PROBLEM
The rear gear train idler shafts may have lowtorque on the products listed below. The retaining bolts on the idler gearstub shafts need to be tightened to 240 Nm.AFFECTED PRODUCT
Model Identification Number
*** Group 1 ***
3508B 6PN831, 835, 837
3512 66Z937
3512B 3ZW419, 4224AW791-7934TN7408RM753
3516 7KM76
3516B 4BW5199AN344
G3512 7NJ919
G3516 4EK3816
*** Group 2 ***
3508B 2BM607
*** Group 3 ***
793C ATY588
*** Group 4 ***
3508B CNB764, 781
3512 CMJ609, 616, 621
3512B BLF157CMC766, 772
G3512 CRN166PARTS NEEDED
Qty
Part Number Description
*** Group 1 ***
1 4C5300 SEALANT
1 7E2630 GASKET-OIL PAN (12Cylinder Only)
1 7E2631 GASKET-OIL PAN (8 CylinderOnly)
1 7E2632 GASKET-OIL PAN (16Cylinder Only)
1 4N0933 GASKET
2 7N4320 GASKET
1 1138433 SEAL GP-CSHF
*** Group 2 ***
1 4C5300 SEALANT
1 7E2632 GASKET-OIL PAN (16Cylinder Only)
1 9L2662 GASKET
1 4N0933 GASKET
2 7N4320 GASKET
1 1W4954 GASKET
1 1138433 SEAL GP-CSHF
*** Group 3 ***
1 4C5300 GASKET MAKER
1 7E2632 GASKET-OIL PAN (16Cylinder Only)
1 9L2662 GASKET
1 4N0933 GASKET
2 7N4320 GASKET
1 1W4954 GASKET-COVER
1 1138433 SEALGP-CSHF
*** Group 4 ***
1 4C5300 GASKET MAKER
1 7E2630 GASKET-OIL PAN (12Cylinder Only)
1 7E2631 GASKET-OIL PAN (8 CylinderOnly)
1 7E2632 GASKET-OIL PAN (16Cylinder Only)
1 4N0933 GASKET
2 7N4320 GASKET
1 1138433 SEAL GP-CSHFACTION REQUIRED
See the attached Rework Procedure.OWNER NOTIFICATION
U.S. and Canadian owners will receive the attachedOwner Notification.SERVICE CLAIM ALLOWANCES
Caterpillar Dealer Suggested Customer Suggested
Parts Labor Hrs. Parts Labor Hrs. Parts Labor Hrs.
*** Group 1 ***
100% 14.0 0 0 0 0
*** Group 2 ***
100% 114.0 0 0 0 0
*** Group 3 ***
100% 139.0 0 0 0 0
*** Group 4 ***
100% 26.0 0 0 0 0
This is a 14.0-hour job for Group 1,114.0-hour job for Group 2 (Includes R&R engine from chasis), 139.0-hourjob for Group 3 (Includes R&R engine from chasis), and a 26.0-hourjob for Group 4. U.S. and Canadian Dealers Only - Eligibledealers may enter a Type 2 SIMS Report.PARTS 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)COPY OF OWNER NOTIFICATION FOR U.S. AND CANADIAN OWNERS
XYZ Corporation
3240 Arrow Drive
Anywhere, YZ 99999PRIORITY - PRODUCT IMPROVEMENT PROGRAM FORTIGHTENING THE RETAINING BOLTS ON IDLER GEAR STUB SHAFTSMODELS INVOLVED - CERTAIN 3508B, 3512, 3512B,3516, 3516B, G3512, AND G3516 GENERATOR SETSDear Caterpillar Product Owner:The rear gear train idler shafts may have lowtorque on the products listed below. The retaining bolts on the idler gearstub shafts need to be tightened to 240 Nm. You will not be charged forthe service performed.Contact your local Caterpillar dealer immediatelyto schedule this service. The dealer will advise you of the time requiredto complete this service. Please refer the dealer to their Service Letterdated July 18, 2003 when scheduling this service.We regret the inconvenience this may causeyou, but urge you to have this service performed as soon as possible toprevent unscheduled downtime.Caterpillar Inc.Identification #(s)Attached to July 18, 2003 Service Letter
Rework Procedure
Remove Flywheel Housing
Remove Center Cluster Gear.
Tighten 12 point bolt on right and left idlershafts to 240Nm.
Illustration 1 Illustration 2