GASKET 4K1557 - Caterpillar

Generator Set:
3116 (S/N: 1NJ1-UP)
3406B (S/N: 2WB1-UP)
3412 (S/N: 81Z1-UP)
3412C (S/N: 9EP1-UP)
3508 (S/N: CNF1-UP; 5PW1-UP; 23Z1-UP)
3512 (S/N: 3YF1-UP; PTG1-UP; PTH1-UP; CMJ1-UP; FDR1-UP; 6WW1-UP; 24Z1-UP; 67Z1-UP)
3516 (S/N: CMD1-UP; PTD1-UP; 4XF1-UP; 5SJ1-UP; CAL1-UP; 8TW1-UP; 25Z1-UP; 73Z1-UP)
3516B (S/N: FDN1-UP)
Industrial Engine:
3054 (S/N: 6FK1-UP)
3116 (S/N: 4PG1-UP; 5EN1-UP; 2MR1-UP)
3126 (S/N: 9ZR1-UP; 6MS1-UP)
3508 (S/N: 95Y1-UP; 68Z1-UP)
3508B (S/N: BPX1-UP)
3512 (S/N: 49Y1-UP; 65Z1-UP)
3512B (S/N: BRC1-UP)
3516 (S/N: 27Z1-UP; 71Z1-UP)
Marine Engine:
3116 (S/N: 7SF1-UP; 4KG1-UP)
3126 (S/N: 1ZJ1-UP; 6MK1-UP; 8NM1-UP; 6SR1-UP)
3406B (S/N: 4TB1-UP)
3508 (S/N: 96Y1-UP; 69Z1-UP; 70Z1-UP)
3512 (S/N: 50Y1-UP; 66Z1-UP)
3516 (S/N: 4MJ1-UP; 5MJ1-UP; 29Z1-UP; 72Z1-UP)
3516B (S/N: 8KN1-UP)
Caterpillar currently provides the dealers with a wide variety of information in order to help troubleshoot complaints. Such publications include Special Instructions, Systems Operation/Testing and Adjusting, Troubleshooting, etc. Caterpillar also provides training and support in the form of classes for Service Training, news letters, and the Dealer Solution Network. Despite all this information, misdiagnosed fuel nozzles continue to be returned from the field.Refer to two troubleshooting guides for diagnosing the fuel system. Troubleshooting Guide, SENR6502-05. This troubleshooting guide is for 3114, 3116, and 3126 engines. The guide provides guidance for a number of issues.Also, Troubleshooting Guide, LEVN4032 is available for diagnosing the fuel system. This manual can be ordered from the Media Logistics web site.