How do you replace a water pump Ford aerostar 1995?

To replace the water pump on a 1995 Ford Aerostar, first, disconnect the battery and drain the coolant. Remove the serpentine belt and any components obstructing access, such as the radiator or fan shroud if necessary. Unbolt the water pump from the engine block, clean the mounting surface, and install the new pump with a new gasket or sealant. Finally, reassemble everything, refill the coolant, and reconnect the battery.