PUMP ASSEM. 8M2899 - Caterpillar

Engine:
3508B (S/N: 2HW1-UP)
3512B (S/N: 4AW1-UP; CTB1-UP; 1GZ1-UP)
3516B (S/N: LEK1-UP; 1NW1-UP)
Petroleum Engine:
3516C (S/N: PES1-UP)
Description of Change: The new software has an increased governor gain range for better performance.Adaptable To: The new software replaces the former software.The former software has been canceled.The new software and the former software are listed in Table 1.
Table 1
Model    Former Software    New Software    
S/N:2HW     355-2666 Engine Ratings Electronic Software Gp     443-2161 Engine Ratings Electronic Software Gp    
S/N:1GZ     344-0309 Engine Ratings Electronic Software Gp     435-8659 Engine Ratings Electronic Software Gp    
S/N:4AW
S/N:CTB     344-0308 Engine Ratings Electronic Software Gp     435-8656 Engine Ratings Electronic Software Gp    
S/N:1NW
S/N:LEK     344-0316 Engine Ratings Electronic Software Gp     443-2160 Engine Ratings Electronic Software Gp    
S/N:PES     398-5089 Engine Ratings Electronic Software Gp     443-2159 Engine Ratings Electronic Software Gp    The effective serial numbers are listed in Table 2.
Table 2
Effective Serial Numbers    
S/N:2HW00388-UP    
S/N:1GZ08689-UP    
S/N:4AW01858-UP    
S/N:CTB01070-UP    
S/N:1NW00183-UP    
S/N:LEK00159-UP    
S/N:PES00838-UP