Place a pan under the van and disconnect the heater intake and outlet hoses. Quickly remove and plug the hoses and support them in an upright position. Drain the coolant from the heater core into the pan. Remove the heater distributor duct-to-case attaching screws and the duct-to-engine cover screw.Remove the duct. Remove the engine cover. Remove all the instrument panel attaching screws. Carefully lower the steering column.Raise and support the right side of the instrument panel.emove the heater distributor duct-to-case attaching screws and the duct-to-engine cover screw. Remove the duct. Remove the engine cover. Remove all the instrument panel attaching screws. Carefully lower the steering column. Raise and support the right side of the instrument panel.
The organ of your excretory system that is assigned such an important duty is the liver which, for example, converts more harmful substance ammonia into a mild or less dangerous compound, called urea.
Only the organs specifically used for the excretion are considered a part of the excretory system. In the narrow sense, the term refer to the urinary system. However, at excretion involves several functions that are only superficially related, it is not usually used in more formal classifications of anatomy or function.he dual function of excretory systems is the elimination of the waste products of metabolism and to drain the body of used up and broken down components in a liquid and gaseous state.