| This article is an extension to "Mechanical Air | | | | placed at the condenser, and blowers are placed |
| Conditioners - Part I - Operating Principle", and I | | | | at the evaporator - to aid heat exchange. Blowers |
| will be talking about AC parts used in mechanical | | | | will also provide better air circulation within your |
| air conditioners.Air conditioner parts that we put | | | | house - and these supply with cool air to you, |
| into a mechanical AC, should conform to the | | | | from the evaporatorSupport air conditioning |
| operating principle. Air conditioning parts for this | | | | partsThese are conditioner parts provide the |
| type of equipment are divided into three | | | | protection to the main parts, such that those will |
| categories. The,main and compulsory parts. This | | | | last long, and operate reliably. The list,Filter dryer |
| category is mandatory, otherwise, a mechanical | | | | receiverFunctions to filter small particles from the |
| air conditioner will not function at allthe support | | | | compressor, remove moisture within the |
| parts, to ensure that the air conditioning | | | | refrigerant, and in some cases, acts as a receiver |
| equipment last long, and function effectively, | | | | to supply full liquid column (without bubbles) to the |
| and,the control parts, for improving efficiency of | | | | expansion valve.It is placed before the expansion |
| the equipment, and maintaining your comfort and | | | | valve, and after the compressorFiltersWhat more |
| bills - at optimum levelMain air conditioner | | | | can I say. Air conditioner filters will prevent dust, |
| partsThere are six parts in this category. Let's | | | | and other particles from clogging up the |
| explore them one by one,The compressorUsed | | | | evaporator. Of course, you'll have to clean or |
| for compressing refrigerant into high pressure gas | | | | replace it periodicallyTube insulationIs the simplest |
| into the condenser, and pulling in low pressure gas | | | | air conditioning part and utilised in refrigerant |
| from the evaporator. The high pressure and low | | | | return line. This part will prevent icing, and |
| pressure is created by the compressor.Common | | | | condensation on the refrigerant return |
| compressors used are piston type, scroll, and | | | | line.Essentially, it will keep the refrigerant from |
| rotary compressorsCondenser and | | | | evaporator cold, and allow for better cooling of |
| evaporatorThese are simple finned heat | | | | compressor. Additionally, you'll save on utility |
| exchangers. These air conditioner parts, are | | | | billsMufflerAs the sound deadening air conditioner |
| formed using a serpentine shaped copper (or | | | | part, placed at the outlet line of the |
| aluminium) tube, with aluminium fins.Although the | | | | compressorCasingWell, to make sure you can |
| functions are different, the operating principle of | | | | transport main sections (condensing unit and |
| these parts is the same. To encourage heat | | | | evaporating unit) in simple packages, and used to |
| exchange between the refrigerant and | | | | protect sensitive and main air conditioner |
| air.Condenser will function to liquefy high pressure | | | | partsControl AC partsThese air conditioner parts |
| refrigerant. Evaporator will function to completely | | | | are more like the "essential accessories" for any |
| boil low pressure refrigerant, into low pressure | | | | mechanical air conditioner. Here we go,Thermostat |
| gasExpansion deviceCommon expansion devices | | | | and humidistatThe former AC part is used for |
| are either capillary tube, OR thermostatic | | | | controlling the temperature, and the latter for |
| expansion valve. The function is to allow pressure | | | | controlling the humidity. Thermostat is used in ALL |
| build up from the compressor, and allow for | | | | ACs, but not humidistat. However, the inclusion of |
| refrigerant to expand into low pressure zone. This | | | | humidistat into the system in conjunction with |
| air conditioning part will also allow for boiling to | | | | thermostat is common in central ACsContactorIs |
| startTubeTubes are air conditioner parts that has | | | | and electrical component used to control the |
| no moving parts. The main function is to direct | | | | switching on, and off of compressors, fans, and |
| refrigerant flow, and contain refrigerant within the | | | | blowers.DampersDampers are used in central |
| AC. Common tube material is either copper, or | | | | ACs, to control flow of air, such that you'll get the |
| aluminiumRefrigerantAir conditioners would not be | | | | right comfort from the air conditioning equipment. |
| able to cool, or heat anything without a | | | | Dampers is almost vital in central ACs, as it is |
| refrigerant. Therefore, this part is essential. | | | | difficult to balance heat gain and loss requirement |
| Refrigerant is used for absorbing (at evaporator), | | | | in each room - from a single |
| and expelling (at condenser) heat.Common | | | | condensing-evaporating central unitBy now, you |
| refrigerant type used in mechanical ACs are the | | | | should have a general idea of what are the air |
| HCFC (hydro-chloro-fluoro-carbon), and HFC | | | | conditioner parts that make up a complete |
| (hydro-fluoro-carbon)Fans and blowersFans are | | | | mechanical air conditioner. |