New Aftercooler Cover needs To Be Installed On Certain 3412 SI Engines Caterpillar

Problem

If excessive pressure occurs it can cause the aftercooler cover to crack or break on certain 3412 SI Engines. A new cast iron aftercooler cover need to be installed on these engines.

Affected Product
Model & Identification Number

3412 SI (7DB1-305, 7DB308-311, 7DB314-334, 7DB337-468, 7DB470-473, 7DB476-488, 7DB490-495, 7DB497-525)

Parts Needed

Dealers will need to order parts for this Program.

1 - 7E8397 Cover

1 - 7E8398 Elbow

1 - 7E8399 Gasket

4 - 1K6872 Locknut

4 - 5M1932 Stud

1 - 4N8628 Gasket

Action Required

Parts Stock

Remove all 2W2295 Covers-Aftercooler from parts stock.

Affected Product

Remove the existing aluminum aftercooler cover and replace it with the new cast iron group. The gaps between the water tank and the core fins must be plugged with 8T9014 or 3S6252 Silicon Adhesive Sealant.

Owner Notification

U.S. and Canadian owner will receive the attached Owner Notification..

Service Claim Allowances

Parts Stock

Submit one claim for all 2W2295 Covers-Aftercooler that were removed from parts stock.

Affected Product

NOTE: This is a 1-hour job.

Parts Disposition

Any parts removed (with the exception of cores used for Caterpillar Remanufactured parts) can be rendered useless and scrapped immediately upon completion of the repair.

NOTE: MAKE EVERY EFFORT TO COMPLETE THIS PROGRAM AS SOON AS POSSIBLE.

Attach.

(1-Owner Notification)

Copy Of Owner Notification For U.S. and Canadian Owners