2009/02/09 Caterpillar

Engine:

3304 (S/N: 10E1-UP; 13E1-UP; 83Z1-UP)

3304B (S/N: 1NS1-UP)

3306 (S/N: 64Z1-UP; 85Z1-UP)

3306B (S/N: 8JJ1-UP)

3406C (S/N: 2AM1-UP)

3408B (S/N: 9TD1-UP)

3408C (S/N: TAM1-UP)

3412 (S/N: 7HG1-UP; 2WJ1-UP; 4BZ1-UP; 38S1-UP)

3412C (S/N: 5FL1-UP; DJN1-UP; 9EP1-UP; RLR1-UP; 9BR1-UP; BCW1-UP; LRY1-UP)

Generator Set:

3406 GEN SET (S/N: 4ZR1-UP; 75Z1-UP)

3406C GEN SET (S/N: KPS1-UP; 9ES1-UP)

3406C MARINE GS (S/N: PFH1-UP; 4BM1-UP)

3408C GEN SET (S/N: 78Z1-UP)

3412C GEN SET (S/N: 81Z1-UP; BAX1-UP)

Industrial Engine:

3304 IND (S/N: 04B1-UP)

3306 IND (S/N: 66D1-UP; 70R1-UP)

3406 IND (S/N: 90U1-UP)

3406B IND (S/N: 6TB1-UP)

3408B IND (S/N: 67U1-UP)

Marine Engine:

3304 MARINE (S/N: 05B1-UP)

3306 MARINE (S/N: 67D1-UP)

3406 MARINE (S/N: 91U1-UP)

3406C MARINE (S/N: 1SS1-UP)

3408B MARINE (S/N: 99U1-UP)

3408C MARINE (S/N: 1TS1-UP)

3412 MARINE (S/N: 60M1-UP)

3412E MARINE (S/N: 9KS1-UP; 9PW1-UP)

A new supplier has been selected in order to produce the new connecting rod bearing. This change has resulted in a new part number. The new bearing is adaptable back to first production on the machines that are listed above.

Refer to Table 1 for the part number of the old bearing and the replacement part number.