2003/12/01 Caterpillar

Engine:

3618 (S/N: 2MW1-UP)

Engine News SEBD9328, December 2003, "A Turbine Type Air Starting Motor is Now Used on the 3618 Engines". Disregard the article. Refer to the following article.

Description of Change: The vane type air starting motors on the 3618 Engine have been replaced by turbine type air starting motors.

Adaptable To: The two 7W-0016 Air Starting Motor Groups have been replaced by two 246-1241 Air Starting Motors .

Note: 7W-0016 Air Starting Motor Gp is still a valid part number that is still used on 3600 Engines, on G3600 Engines, and on 3500 Engines. The 246-1241 Air Starting Motor change only applies to 3618 engines.The 246-1241 Air Starting Motor is designed to increase engine cranking speed. The starting motor also reduces cranking time.

Table 1 lists the serviceable parts for the 246-1241 Air Starting Motor .

Note: The 164-6762 Bracket is no longer needed with the new 246-1241 Air Starting Motors.

Table 1

Serviceable Parts
Part Number	Description
246-1237	Turbine Wheel Kit
246-1238	Pinion
246-1239	Rebuild Kit
246-1240	Repair Kit