KIT-AIR CONDITIONER 3833518 - Caterpillar

23Z3953-Up, 3512 24Z4123-Up Generator Set EnginesDescription of Change: New turbocharger groups with new turbine housings are used. This change applies ONLY to 50 Hertz, 1500 rpm engines. The new turbine housings will provide increased boost pressure and lower exhaust temperatures. This will result in increased service life from the exhaust valves in application where the engine is operated at steady loads.Adaptable To: The new turbocharger groups and turbine housings are direct replacements for the former components as listed in the chart. It is recommended that both turbocharger groups or turbine housings be replaced when changing from the former to the new components.