GLASS-FRONT 3419901 - Caterpillar

These instructions cover the installation of 3S6610 Cage in place of 2S1489 Cage or 2S4699 Cage in water pumps on both 4 and 6 cylinder, 4.5" bore engines. When either former cage is ordered, 3S6610 Cage will be furnished with 7F2122 and 6F5559 O-ring seals and 2S3279 Gasket. The O-rings are to be installed on the water pumps of 4 cylinder engines and the gasket is to be installed on the water pumps of 6 cylinder engines. 1 Remove the water pump as outlined in the Service Manual. Install the new cage and O-rings (1) and (2) on 4 cylinder engines.2 Install the new cage and gasket on 6 cylinder engines.3 Install the water pump on the engine.