CABLE AS 9D2141 - Caterpillar

Caterpillar Products: Machine Engines
All 3500 SeriesService Magazine SEPD1473, 31 July 2012, "New Liner Seals Are Used and Inserts Are Available for All 3500 Engines". The article was revised to clarify when silicone lubricant replaced engine oil.Description of Change: The new liner seal helps prevent coolant leaks that move from the underside of the liner flange into the cylinder head joint. Also, the new liner seal helps prevent fretting or damage from corrosion to the top deck of the cylinder block. The new seals are compatible with cylinders that have inserts for the top deck.The new inserts are specially machined in order to accept the new liner seals during the installation of the liner.Adaptable To: The following parts are adaptable back to first production on all 3500 Machine Engines:
352-6061 Liner Seal
353-5617 Insert
353-5618 Insert
Illustration 1 g02139976
352-6061 Liner Seal
Illustration 2 g02128555
353-5617 Insert and 353-5618 Insert (1) Machined chamfer for the new 352-6061 Liner Seal The new 353-5617 Insert and 353-5618 Insert include a machined chamfer in order to accept the new 352-6061 Liner Seal. Refer to Illustration 2.Refer to Reuse And Salvage Guidelines, SEBF8255 for the procedure in order to install the 353-5617 Insert or the 353-5618 Insert .If a new insert is not used, a chamfer must be machined into the top edge of the liner bore. The chamfer is needed to install the new 352-6061 Liner Seal properly. This chamfer can be machined on both previously inserted cylinders as well as cylinders that have not been inserted. Refer to Special Instruction, SEBF9203 for the procedure that is used in order to machine the chamfer.Note: The 352-6061 Liner Seal will be damaged if the chamfer is not machined into the top edge of the liner bore. Also, the liner seal cannot be correctly installed if the chamfer is not present.Note: Do not coat the 352-6061 Liner Seal in engine oil for installation. 5N-5561 Silicone Lubricant is used for lubrication. Refer to Disassembly and Assembly, RENR9717 for the installation procedure.5N-5561 Silicone Lubricant has been used for all 3500 engines serial numbers built after 30November 2009.