Air filter: device that removes suspended particles from a liquid or gas. Nut: metal part used to close the cover of the air filter. Cover: metal part protecting the air filter. PVC filter: vinyl filter. Vacuum hose: tubes used to expel air. Vacuum control: device that regulates pressure. Shutter: jointed flap that regulates air intake. Air intake: place where air enters to be filtered. Heater pipe: hose that uses the heat of the motor to warm air that enters the filter. Collar: adjustable metal circle that can be tightened to hold a hose in place. Thermostatic valve: valve used to maintain a constant temperature. Air filter: apparatus through which air is passed to remove impurities. Clamp: collar that holds the cover in place. is a simple sound-making device. The bell is a percussion instrument andIts form is usually an open-ended hollow drum which resonatesThe striking implement can be a tongue suspended within

the bell, known as a clapper, a small, free sphere enclosed within the body of the bell, or a separate mallet. Bells are usually made of cast metal, but small bells can also be made from ceramic or glass. be of all sizes: from tiny dress accessories to church bells weighingHeat Pump Thermostat Wiring Chart Diagram - HVAC - The following graphics are meant as a guide only. Homes For Sale In Niceville Fl By OwnerAlways follow manufacturers instructions for both the thermostat and the HVAC system. Bobcat For Sale OregonAdditional articles on this site concerning thermostats and wiring can help you solve your problem or correctly wire a new thermostat.Standard Bathtub Drain Plug SizeSome HVAC manufacturers use other colors for additional control points and it is why we advise you to read the manufacturers instructions.

These charts and diagrams only represent the basic system. It is possible your system is equipped with additional HVAC components such as a humidifier or electronic air cleaner. Depending on the manufacturer and the designer of the components will depend on how the additional components are wired or integrated into your system or thermostat.Heat Pump Thermostat Wiring Chart DiagramHeat Pump Thermostat Wiring Chart DiagramThe Basic heat pump wiring for a heat pump thermostat is illustrated above. It corresponds with the chart below to explain the thermostat terminal functions. Before uninstalling the old thermostat take a picture of the wiring with your cell phone before removing the wires. This way you have a reference. At the minimum draw a picture of it referencing the wires, wire color and what terminal the wire is attached to what terminal. The photo and the drawing reference can be used later to make sure you wire the new thermostat properly.Heat Pump Thermostat Wiring ChartThis is for use for heatpumps.

You should 100% make sure that you have a heat pump system and not an air conditioner with electric heating strips as it is a common mistake for people to mis-identify their HVAC systems. Make sure you do not make this same mistake others make. Air conditioners are different because the reversing valve and defrost controls are unnecessary.Additionally, remember the RC/RH jumper is only for a heat pump system that has one transformer. It is possible your system could have two transformers. It is rare but still possible.You can learn more about thermostats, HVAC control, and browse a selection of thermostats here.Heat Pump Thermostat Wiring Chart Diagram 3. Las Vegas, NV 4. San Diego, CA 5. Los Angeles, CA 9. San Jose, CA 10. San Francisco, CA 15. New York, NY 18. San Antonio, TX 26. Virginia Beach, VA 27. Fort Lauderdale, FL 33. Colorado Springs, CO 40. Saint Louis, MOA temperature sensitive device, which when activated, signals the electromagnetic compressor clutch to engage.

Located in the return air of the evaporator Connects air conditioning components through the use of electrical wiring to control system operation Electrical System Control Types (General) A key component of the compressor that controls its operation. A belt-driven, high pressure pump, which circulates the refrigerant through the air conditioning system. Compressors are mounted via brackets in the engine compartment Systems can have one or more compressors Compressor Type / Sizes A material, which possesses high heat transfer capabilities. Acts as the medium for heat transfer, which facilitates the movement of heat from the passenger compartment to the outside air. Refrigerant, under varying pressures, exists in different states, and performs different heat absorbing functions Under low pressure, refrigerant exists as a gas which can absorb heat Under high pressure, refrigerant exists as a liquid which can reject heat. The heat transfer properties exhibited when refrigeration changes state is the foundation of the refrigeration cycle.

Connects air conditioning components by means of hoses and fittings in order to transport refrigerant throughout the system Hose / Fitting Types Rejects heat, which was transferred to the refrigerant, by the evaporator, from the passenger compartment of the vehicle. As heat is rejected, gas refrigerant condenses to a liquid. Generally located outside the vehicle (skirt or roof) Systems can have one or more condensers Located within the condenser Removes moisture and particulate matter from refrigerant within the liquid line. Moisture in the refrigerant of an air conditioning system causes system contamination and eventually could lead to total system failure. Allows for visualization of the filtered liquid refrigerant to assess the level of moisture and/or particle contamination within the system. Acts as a "spray nozzle" to meter refrigerant into the evaporator coil from the liquid line. High pressure created from compressor operation is lowered by the expansion valve.