PRODUCT SUPPORT PROGRAM FOR REPAIRING CRACKS IN THE WELD JOINTS OR PLATES ON CERTAIN 320B, 320B L, 320C AND 320C L EXCAVATORS
Usage:
SEBE7966
April 19, 2002
A-58
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| After failure only |
PRODUCT SUPPORT PROGRAM FOR REPAIRING CRACKS IN THE WELD JOINTS OR PLATES ON CERTAIN 320B, 320B L, 320C AND 320C L EXCAVATORS |
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| 6501 |
PS50457
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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
April 30, 2004PROBLEM
Cracks in the weld joints or plates need to be repaired on certain 320B, 320B L, 320C and 320C L Excavators. Cracks occur in the side, top and bottom plates (at the rear and front baffle areas) at the weld joints of the central casting to the side and top plates. See Illustration 1 for location of cracks that can be repaired and reinforced using the special instruction and repair procedure referenced in this service letter.AFFECTED PRODUCT
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| Model | Identification Number |
| 320B |
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| 320B L |
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| 320C |
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| 320C L |
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PARTS NEEDED
No parts are needed for this rework.ACTION REQUIRED
See the attached Rework Procedure.SERVICE CLAIM ALLOWANCES
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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
Rework cracks according to the Special
Instruction REHS0167 for the reach boom or REHS0223 for the mass boom.
The boom will need to be removed from the machine.
Caterpillar Information System:
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