PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, AND 10R-6388 CRANKSHAFTS FROM DEALER PARTS STOCK Caterpillar

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, AND 10R-6388 CRANKSHAFTS FROM DEALER PARTS STOCK [UEBE0613]

BASIC ENGINE

CRANKSHAFT GP

PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, AND 10R-6388 CRANKSHAFTS FROM DEALER PARTS STOCK

UEBE0613-00

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17Apr2020

U-206

A-162

D-192

O-192

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Parts stock action only	PRODUCT IMPROVEMENT PROGRAM FOR INSPECTING AND POSSIBLY REMOVING CERTAIN 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, AND 10R-6388 CRANKSHAFTS FROM DEALER PARTS STOCK
1202 7583		PI70812

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NOTE:	AVSpare’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 AVSpare.
NOTE:	When submitting claim for Parts Stock Action, Use the appropriate 99Z as the s/n, the appropriate Service Letter Program Number as the Part number in the Part Causing Failure field, "7751" as the Group Number, "56" as the 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 AVSpare product analyst.

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TERMINATION DATE

31Jul2020

PROBLEM

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Certain 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, and 10R-6388 Crankshafts may have debris and or burrs remaining in the oil passages of the crankshaft.

ACTION REQUIRED

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Inspect all 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, and 10R-6388 Crankshafts for a date code 19E01xxxx to 20E03xxxx in dealer parts stock. Refer to Image1 and Image2 for date code location example.

If any of the above part numbers are found in this date code range, then use the inspection process in the attached Rework Procedure to check for any burrs in the oil passages. A flexible borescope with a maximum 8mm diameter will be needed to perform the inspection.

If burrs or loose material are found, then remove the crankshaft from dealer parts stock. Reapply rust preventative to crankshaft after inspection so it can be returned in a well preserved condition.
Refer to the Parts Disposition.
Photo documentation of each oil passage showing the burrs, and a photo of the crankshaft serial number will need to be submitted with the claim. If part is identified to have the issue Create a Global Dealer Solution Network (GDSN) Product Health Service Request (SR) with the priority of "Product Inquiry/Informational and close the ticket without submitting to AVSpare as stated in the Rework Procedure.

If burrs or loose material are not found, then mark the crankshaft packaging as inspected per this program and return the part back into dealer parts stock. Reapply rust preventative to crankshaft after inspection so it can be returned to dealer parts stock in a well preserved condition.

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Image1

Image2

SERVICE CLAIM ALLOWANCES

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Submit one claim for all parts removed from dealer parts stock. Three hours will be allowed for each crankshaft inspected to remove from packaging, clean, inspect, re-apply preservative, and repackage.

PARTS DISPOSITION

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NACD:

Hold all 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, and 10R-6388 Crankshafts for a Parts Return Request (PRR). A Parts Return Request (PRR) will be issued to you through the Send-It-Back process after the claim is submitted. Make sure to list the service letter program number on the packing slip and include the closed work order paperwork. Handle all other parts in accordance with your Warranty Bulletin on warranty parts handling.

If a Parts Return Request (PRR) is not issued to you after 30 days through the Send-It-Back process, handle the parts in accordance with your warranty bulletin on warranty parts handling.

EAME, LACD, and APD:

Hold all 384-9906, 384-9907, 384-9908, 0R-9751, 10R-6389, and 10R-6388 Crankshafts for 30 days for a possible Parts Return Request (PRR). Make sure to list the service letter program number on the packing slip and include the closed work order paperwork. Handle all other parts in accordance with your Warranty Bulletin on warranty parts handling.

If a Parts Return Request (PRR) is not issued to you after 30 days through the Send-It-Back process, handle the parts in accordance with your warranty bulletin on warranty parts handling.

Rework Procedure

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Image 1.1.1 shows the locations of the oil passages in the crankshaft. A borescope need to be inserted from all entries into a passage.

1. Record the crankshaft serial number.

2. Borescope all drilled oil passages in the crankshaft journals, looking for burrs, or loose material.
Note: Oil passages must be inspected from both directions to confirm whether an issue is present.
a. Main oil passages M2, M3, M5, and M6 have an angle in the middle of the passage which needs to be inspected from both directions.
b. Main oil passages M1, M4, and M7 are straight passages that need to be inspected from both directions.
c. For oil passage #3, inspect to the intersection with all drilling for number #4. (See Image 1.1.2)
d. For oil passage #4, inspect all the way to the main journal oil passage. Note all findings for oil passage 4(See Image 1.1.2)

3. Capture images of all unusual findings using camera.

4. Record all images and corresponding locations on the crank on the Global Dealer Solution Network (GDSN) ticket.
a. Create a Global Dealer Solution Network (GDSN) Product Health Service Request (SR) with the priority of "Product Inquiry/Informational".
b. Choose "Base Engine" for the "Workgroup/SS" field.
c. Add any photos of the failure and applied failure analysis information to the ticket.
d. Document the CPI number "468647" in the "CPI" field.
e. Enter the , Part Stocking Letter number in the "Description" and "Title" fields.
f. Enter the part numbers in the "Parts" field.
g. Enter the crankshaft serial number in the "Related" section under the "Serialized Components" option.
h. Close the ticket without submitting to AVSpare after all of the information has been attached.

Image 1.1.3 and 1.1.4 show examples of where drill bit bottoms out in the oil passage. These markings are not irregular markings or debris.

Image 1.1.5, 1.1.6, and 1.1.7 show examples of burrs found in oil passages.