RING 3K2559 - Caterpillar

Electric Power Generation:
C13 (S/N: X3M1-UP; NH31-UP; DH41-UP)
Engine:
C13 (S/N: N3F1-UP; KWJ1-UP)
Industrial Engine:
C13 (S/N: RRA1-UP)
Petroleum Engine:
C13 (S/N: A5Z1-UP)
Petroleum Power Train Package:
CX31-P600-C13I (S/N: PDJ1-UP; PDN1-UP)
ReferenceRefer to Special Instruction, REHS9246, "Installation Procedure for the 235-1448 Tube Assembly on Certain C13 Commercial and Machine Engines" for assembly instructions.Description of Change: The improved tube assembly is created using a refined process by the supplier.Adaptable To: The new 235-1448 Tube As can be identified by the starting date code "Day 1, Month 11, and Year 2013" or any date code thereafter listed on the package. See Illustration 1 for the date code location and definition.The new 235-1448 Tube As is adaptable back to the first production on the serial numbers listed above.
Illustration 1 g03671235
The date code definition is D = Day, M = Month, and Y = Year. (1) Date code location on the bag that the tube is packaged in.The change is effective with the engine serial numbers listed in Table 1.
Table 1
Effective Serial Numbers    
S/N:A5Z00513-UP    
S/N:DH400169-UP    
S/N:KWJ04109-UP    
S/N:N3F00538-UP    
S/N:NH300251-UP    
S/N:PDJ00158-UP    
S/N:PDN00162-UP    
S/N:RRA07231-UP    
S/N:X3M00396-UP