2013/08/09 Caterpillar

Engine:

C18 (S/N: TNA1-UP; GTB1-UP; T2R1-UP; GEX1-UP)

Generator Set:

C18 MARINE GS (S/N: GBM1-UP)

Marine Engine:

C18 MARINE (S/N: JHL1-UP; DTP1-UP; GES1-UP)

C18 MARINE ENG (S/N: T2P1-UP)

Engine News SEBD9888, 6 August 2013, "A New Assembly Procedure at the Factory Is Now Used on Certain C18 Marine Engines with a Sea Water Pump and a Bronze Impeller ". Disregard this article. Refer to the article that follows. The effectivity has changed.

Description of Change: The new procedure at the factory prevents premature seal failures.

Adaptable To: The procedural change is effective at the factory with the engine serial numbers that are listed in the table.

Table 1

Effective Serial Numbers at the Factory

S/N:GBM01304-UP

S/N:GES01255-UP

S/N:GTB00112-UP

S/N:GEX00111-UP

S/N:JHL00115-UP

S/N:T2P02711-UP

S/N:T2R00131-UP

S/N:TNA00156-UP

S/N:DTP00107-UP