As already advised in ClassNK Technical Information No. TEC-0771 dated 13 May 2009, in case where an existing diesel engine to which an Engine International Air Pollution Prevention Certificate (EIAPP Certificate) has not been issued can comply with Tier I emission limits using the Approved Method, it is required to apply the Approved Method to the engine. The applicable Approved Method to MAN B&W L50MC engines have been added recently, as described below. As for the details, please refer to MEPC.1/Circ.837 as attached.

1. Diesel engine to which the Approved Method is to be applied and deadline for the application
Installed onboard ships constructed on or after 1 January 1990 but prior to 1 January 2000 and diesel engines that correspond to the following table are required to apply the Approved Methods provided that the fuel nozzle type and shop test performance values satisfy the conditions specified in MEPC.1/Circ.837.

(To be continued)