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It opens /closes heater duct doors and sometimes 4 barrel carburetor secondaries. It is basically a vacuum actuated servo

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13y ago

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Related Questions

What causes a vacuum leak?

Vacuum hoses dry and brittle bad diaphragm in vacuum operated motors


What is the working principle of vacuum gauge?

There are several types. Perhaps the commonest type involves a flexible diaphragm that is impervious to gases. One side of the diaphragm is in a closed chambre and exposed to air at standard pressure. The other side of the diaphragm is in a chambre that can be connected with hose or tubing to the vacuum whose pressure is to be measured. The degree of deflection of the diaphragm indicates the pressure differential to which it is exposed when it is connected to a vacuum. Please see the link for more information.


What muscle is the prime mover of inspiration?

The diaphragm is the prime mover of inspiration, as it contracts and flattens during inhalation, creating a vacuum in the chest cavity that allows air to be drawn into the lungs.


Does the relaxation of the diaphragm causes a slight vacuum the lungs?

No! When you inhale it does. So contraction not relaxation.


99 ranger XLt sometimes 4x4 will engage sometimes it wont?

check the vacuum diaphragm for leaks. Might be a hole in the vacuum line.


How does diaphragm help during the inhaling and exhaling process?

During inhalation, the diaphragm contracts and moves downward, allowing the lungs to expand and fill with air. This creates a vacuum in the chest cavity, drawing air into the lungs. During exhalation, the diaphragm relaxes and moves upward, forcing air out of the lungs.


How does the process of inhaling and exhaling involve the action of vacuuming the lungs?

When you inhale, your diaphragm and rib muscles contract, creating a vacuum in the chest cavity. This vacuum pulls air into the lungs. When you exhale, the diaphragm and rib muscles relax, pushing air out of the lungs. This process is similar to how a vacuum cleaner sucks in air and then expels it out.


Your heater does not get hot in your 1989 Lincoln town car you changed the themostant and ambient control sensor it will not get hot?

Check the heater/AC controls; they feed vacuum to a diaphragm that controls the heat door within the duct up under/behind the glove box. You will probably find vacuum present all of the time at the diaphragm which keeps the heat turned off. To confirm, disconnect and plug the vacuum line at that diaphragm and see if there is now heat (the engine will have to be warmed up & running for this test). If there is heat with the vacuum line removed from the diaphragm, the heater controls are bad and would have to be replaced (a time consuming & probably expensive job). Or, you may just want to rig that vacuum line to some aquarium air tubing and a small air valve that would allow you to vent the vacuum off of the diaphragm.


Where is the brake booster on a 98 civic?

Mounted between the Master Cylinder & the Firewall on the driver's side. It is the large vacuum diaphragm with the vacuum hose going to it.


What moves air from the nose to the bronchi?

The vacuum created by down-ward movement of the diaphram.


What is the Large muscle that helps mammals breathe?

The diaphragm is the primary muscle involved with breathing. When you want to take a breath in (inhale) you contract your diaphragm. This makes the thoracic cavity larger, decreasing the pressure in the thoracic cavity and generating a vacuum. Air is drawn into the lungs because of the creation of this intra-thoracic vacuum. When you relax your diaphragm the elasticity of your lungs will force air back out (exhalation).


What is the large muscle that helps breathing?

The diaphragm is the primary muscle involved with breathing. When you want to take a breath in (inhale) you contract your diaphragm. This makes the thoracic cavity larger, decreasing the pressure in the thoracic cavity and generating a vacuum. Air is drawn into the lungs because of the creation of this intra-thoracic vacuum. When you relax your diaphragm the elasticity of your lungs will force air back out (exhalation).