PUMP GP-GEAR 2P9239 - Caterpillar

Caterpillar: Confidential Yellow
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.
This Program must be administered as soon as possible. When reporting the repair, use "PI3676" as the Part Number, "7751" as the Group Number, "56" as the Warranty Claim Description Code and "T" as the SIMS Description Code. Exception: If the repair is done after failure, use "PI3676" as the Part Number, "7751" as the Group Number, "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
Although this Program is to be administered as described above on the Affected Product, parts should be removed from Parts Stock as soon as possible.
Completion Date
August 31, 1994Termination Date
February 28, 1995Problem
The 7E0428 Aftercooler Core Assembly needs to be replaced on certain 3208 Marine Engines because it may leak due to corrosion.
Affected Product
Model & Identification Number
3208 (01Z25331-25333, 01Z25335, 01Z25337, 01Z25339, 01Z25341, 01Z25343, 01Z25344, 01Z25352-25354, 01Z25359-25364, 01Z25371, 01Z25372, 01Z25387-25393, 01Z25595, 01Z25597, 01Z25598, 01Z25637, 01Z25645, 01Z25646, 01Z25649, 01Z25677, 01Z25684, 01Z25690, 01Z25694, 01Z25695, 01Z25699, 01Z25703, 01Z25704, 01Z25708-25710, 01Z25723, 01Z25732, 01Z25744, 01Z25746, 01Z25757, 01Z25767, 01Z25769, 01Z25777, 01Z25779, 01Z25782, 01Z25785, 01Z25787, 01Z25790, 01Z25791, 01Z25793, 01Z25795, 01Z25798, 01Z25800-25804, 01Z25808-25814, 01Z25819, 01Z25821, 01Z25825, 01Z25827, 01Z25828, 01Z25835, 01Z25837, 01Z25838, 01Z25844, 01Z25846, 01Z25848, 01Z25850, 01Z25855, 01Z25856, 01Z25862, 01Z25864, 01Z25873, 01Z25875, 01Z25882, 01Z25883, 01Z25900, 01Z25915, 01Z25918, 01Z25926, 01Z25936, 01Z25937, 01Z25943, 01Z25945, 01Z25947, 01Z25949, 01Z25950, 01Z25954, 01Z25956-25960, 01Z25963, 01Z25965, 01Z25967-25969, 01Z25974-25976, 01Z25979-25982, 01Z25985, 01Z25990, 01Z26020, 01Z26108, 01Z26109, 01Z26114-26117, 01Z26129, 01Z26134, 01Z26141-26144, 01Z26150-26152, 01Z26157-26159, 01Z26163, 01Z26165, 01Z26167, 01Z26168, 01Z26171, 01Z26173, 01Z26177, 01Z26179, 01Z26182, 01Z26190, 01Z26192, 01Z26198, 01Z26209, 01Z26211, 01Z26213, 01Z26215-26217, 01Z26221, 01Z26223-26225, 01Z26228-26232, 01Z26236, 01Z26239, 01Z26241-26243, 01Z26247, 01Z26249-26251, 01Z26255-26261, 01Z26265, 01Z26268, 01Z26269, 01Z26273, 01Z26275, 01Z26277-26281, 01Z26286-26288, 01Z26292-26295, 01Z26298-26300, 01Z26342, 01Z26344-26346, 01Z26350, 01Z26351, 01Z26357, 01Z26360, 01Z26361, 01Z26368-26370, 01Z26373, 01Z26374, 01Z26376, 01Z26379, 01Z26380, 01Z26384, 01Z26394, 01Z26400, 01Z26404, 01Z26405, 01Z26408, 01Z26411-26414, 01Z26417-26419, 01Z26449-26457, 01Z26463, 01Z26477-26479, 01Z26481, 01Z26482, 01Z26485-26487, 01Z26509, 01Z26514-26517, 01Z26536, 01Z26542, 01Z26544, 01Z26545, 01Z26558-26562, 01Z26565-26567, 01Z26570, 01Z26574-26578, 01Z26580, 01Z26582, 01Z26583, 01Z26585, 01Z26586, 01Z26588, 01Z26590, 01Z26591, 01Z26595, 01Z26597, 01Z26598, 01Z26603, 01Z26605, 01Z26609, 01Z26610, 01Z26612, 01Z26616, 01Z26617, 01Z26619-26621, 01Z26627, 01Z26649, 01Z26650, 01Z26657, 01Z26659, 01Z26661, 01Z26663, 01Z26665, 01Z26667, 01Z26669, 01Z26671, 01Z26676, 01Z26683, 01Z26688-26690, 01Z26696, 01Z26698, 01Z26706-26708, 01Z26713-26715, 01Z26723-26725, 01Z26728-26731, 01Z26737, 01Z26739-26744, 01Z26758, 01Z26759, 01Z26817, 01Z26822)
Parts Needed
Dealers will need to order parts for this Program.
2 - 7C4196 Gasket1 - 6V5102 Seal1 - 9Y5171 Core Assembly-AftercoolerAction Required
Parts Stock
Remove all 7E0428 Aftercooler Core Assemblies from Parts Stock.
Affected Product
Remove the existing 7E0428 Aftercooler Core Assembly and install a new 9Y5171 Aftercooler Core Assembly along with two new 7C4196 Gaskets and a new 6V5102 Seal.
Owner Notification
U. S. and Canadian owners will receive the attached Owner Notification.
Service Claim Allowances
Parts Stock
Submit one claim for all 7E0428 Aftercooler Core Assemblies removed from Parts Stock.
US and Canadian Dealers Only - When submitting a Parts Stock claim use 99Z00007 in the Product Identification Number Field.
Affected Product
This is a 3-hour job.
Parts Disposition
U.S. and Canadian Dealers
Return all 7E0428 Aftercooler Core Assemblies removed from Parts Stock and