2014/10/10 Caterpillar


A New Expansion Tank Assembly Is Available as a Service Replacement for Certain 3500 Marine Engines {1354}

Usage:

3512B 1PW
Engine:
3508 (S/N: 95Y1-UP)
3508B (S/N: S2D1-UP; S2E1-UP; S2F1-UP; 2BM1-UP; 3DM1-UP; 7SM1-UP; 1TW1-UP; 1FZ1-UP)
3512B (S/N: S2H1-UP; S2J1-UP; S2L1-UP; S2M1-UP; 7HM1-UP; 8EM1-UP; 4TN1-UP; 1PW1-UP; 2GW1-UP; 2EZ1-UP; 1GZ1-UP)
3512C (S/N: TTC1-UP; TTF1-UP; MKH1-UP; SLM1-UP)
3516B (S/N: 7RN1-UP; 8KN1-UP; 9AN1-UP; S2P1-UP; S2R1-UP; S2S1-UP; YAT1-UP; 4BW1-UP; S2X1-UP; S2Y1-UP; S2Z1-UP; CTA1-UP; 1HZ1-UP)
3516C (S/N: PAG1-UP; JTS1-UP)
G3516B (S/N: ZBC1-UP)
Engine News SEBD9954, 01 August 2014, "A New Expansion Tank Assembly Is Available as a Service Replacement for Certain 3500 Marine Engines". Disregard the previous article, effectivity has been added.

The new expansion tank assembly has an improved weld structure creating an increased service life.

The new 457-6629 Expansion Tank As is a service replacement for the existing 187-6587 Expansion Tank As. The new 457-6629 Expansion Tank As is adaptable back to first production on the serial numbers listed above.

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