2011/10/27 Caterpillar


An Improved Fuel Pump Assembly is Now Used for Certain Mini Hydraulic Excavators {1274}

Usage:

302.5C GBB
Mini Hydraulic Excavator:
301.6C (S/N: JBB1-UP)
301.8C (S/N: JSB1-UP)
302.5C (S/N: GBB1-UP)

Description of Change: An improved fuel pump assembly is now used for the 301.6C, 301.8C and 302.5C Mini Hydraulic Excavators. The improved fuel pump has a redesigned poppet that improves fuel delivery. The redesigned poppet profile reduces sticking when exposed to evaporating fuel residue. The new fuel pump improves engine performance and machine productivity.

Adaptable To: The 370-4008 Fuel Pump As is a direct replacement for the 240-8381 Fuel Pump As.

Table 1
Improved Fuel Pump Assembly - Effectivity and Adaptability    
New Part No.     Former Part No.     Effectivity     Adaptability    
370-4008     240-8381     S/N:JBB3130-UP     S/N:JBB1-3129    
S/N:JBS6432-UP S/N:JSB1-6431    
S/N:GBB5430-UP S/N:GBB1-5429    

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