Tuesday, 28 May 2013

What Size/Type of Air Conditioner should I Purchase for my Home?

What Size/Type of Air Conditioner should I Purchase for my Home?

Before you get into the business of looking for an aircon installation company, it is best to choose the type and size that will be installed. There are numerous options available in the market thus you need to get the one that will work best in your home. Below you will find a simple guide that can be used to determine the ideal conditioner.

Air conditioner capacity Vs room size

It is recommended that you always match the size of the room to the air conditioning unit. Bigger rooms should always get bigger and more powerful units to meet its needs successfully. This is because units that are underpowered will end up wasting a lot of energy since they have to really work hard to cool off the room. At the same time the overpowered units usually bring about unnecessary expenses.

The next thing you need to think about and can also be discussed with the aircon installation professionals is the capacity that you will get. Most units are rated by British Thermal Unit (BTU) while kilowatts (KW) are used to measure the output. There is a simple formula that can be used to determine the capacity that will be needed in the home. Experts advice that 0.080KW (80 Watts) can comfortably serve a square meter. This means that you can get about 1.28 KW of the air conditioning unit for a room that measures 16m squared. It is important to note that proximity to appliances and the kitchen tend to require more cooling.

Once this has been established, it is time to ponder on the type of air conditioner that the aircon installation professionals will be responsible for installing. Some of the options you have include,

this are used to cool a number of rooms via a large fan that is installed outside and pumps the cool air through ducts to the rest of the buildings. These ducts are normally hidden in cavities found in the ceilings.

Windows unit-
these are normally mounted on the windows and sometimes wall. They are ideal for smaller rooms.

Split system-
with these systems, you will find the fans mounted on the inside while the cooling unit is found on the outside. Aircon installation experts recommend this to be used to cool one or two adjoining rooms.

Multi-split system-
this is where a single door unit is used featuring numerous fans that are located inside to cool several rooms in the home.

these are usually light, small and as the name suggest mobile. They can be moved easily from one room to another and are ideal for renters and apartments. They however tend to have a low power output that is mostly suited for small rooms.

Evaporative coolers-
these appear like substandard versions of the portable options. These however use a water cooled filter system and not the normal refrigerant technology.

Once you have settled on the size and type of air conditioner to buy for the home, it is important to ensure that you get aircon installation professionals to do the job so that the unit can be used effectively.

Tuesday, 21 May 2013

How To Troubleshoot Your Aircon Units?

How To Troubleshoot Your Aircon Units?

Singapore has its economy thriving due to the ever escalating growth in the manufacturing sector. Due to increase in air pollutants from the manufacturing industries, this south East Asian country has put in place measures to help purify the environment. However, Singapore still faces problems arising from these emissions. Being a citizen of Singapore it is mandatory that you own an air conditioner. Besides just ownership you should learn air conditioner trouble shooting.

In addition you will need an air conditioner to stay cool during the first six months of the year. It will at times be extremely expensive to involve a technician, hence the e need to learn how to solve common air conditioner problems on your own.

Tips on how to trouble shoot your air conditioner
Understand the major parts of your air conditioner. It is important for one to be conversant with the components of your air conditioner and the roles they play. This will make diagnosis and problem solving should not be an uphill task. These parts include a pump compressor, a condenser, a metering, an evaporator, a blowing unit, heat pump system and a duct system.

Check the thermostat

It is advisable that your thermostat records a temperature slightly lower than the actual room temperature. This is one thing to always check before you resort to contacting AC repair companies. This might sound idiotic, but it's the first thing a service man will do and you will still pay anyway.

Confirm that the fan is working
The fans in your central air conditioner should be running. The unit has an inner and an outer fan check to ensure they are all working. On the other hand the outermost fan might be running but releasing hot instead of cold air. In this case the problem could be the blower motor, or air handler. If it is the blower motor, then just shut off the AC and check if all wire connections are okay.

Do you see any water around the furnace?
This might be a problem but not big enough to send you to an AC repair company if you really understand air conditioner trouble shooting tips. Simply switch off the outside unit for several hours but let the blower keep running. This will make the ice melt.

Check the unit power

It is necessary that during air conditioner trouble shooting you check if the main switch is on. Before you die of worries be sure you set the selector switch at the exact position you want it to be. In case the power to the unit is not working then it may possibly be a tripped circuit breaker. Just locate the circuit breaker circuit and then flip the switch. However this is usually not very common but either way ensure it is fixed.


It is therefore obvious that you do not have to be a genius to understand air conditioner trouble shooting just a little knowledge will do. Calling a repairman should be the last resort after all your trouble shooting efforts have failed.

Monday, 20 May 2013

Pros and Cons of Aircon Chemical Servicing

Pros and Cons of Aircon Chemical Servicing

Considering the weather condition in Singapore, uniformly hot and humid most of the year, the air conditioning system is an important requirement. The air ducts over time collect dust, pollen particles, especially during the peak hot months. The various components of the system additionally provide an ideal breeding site for bacteria, mildew and mold. These often require aircon chemical servicing for effective removal.

Pros of Chemical Cleaning
Chemical cleaning is essential for units that have not been cleaned for a long time. Over time, dust coalesces, and molds form to appoint that the normal cleaning methods like brushing are unable to remove them. Various chemical will break down the dirt and dissolve it too.

Mould and mildew are dangerous micro organisms that can have grave health effects. They are mostly resistant to the normal cleaning methods like use of water and soap. Specific biocides are required to eliminate them and prevent regrowth.

Chemical cleaning is recommended for the systems that have a very poor cooling performance. Improper cooling is usually a sign of clogged system. It usually leads to loss of energy as the system uses more power. The only way to ensure that the system is unclogged is the use of chemical solvents that break down the dirt particles. This will further save the client from more costs as it ensures fewer breakdowns and reduced power usage.

Cons of Chemical Cleaning
Some people are highly sensitive and will react negatively to the chemical biocides used in the cleaning. The ailment usually attacks the respiratory system causing adverse reactions like inability to breath, irritation and allergies.

Another disadvantage is that aircon chemical servicing is quite expensive, compared to the other cleaning methods. This is due to the initial cost of the actual chemicals, the specialized method and tools for cleaning, and the technician skills.

Chemical cleaning is quite time consuming. This counts for both the actual cleaning time and the period that the system is shut off to aid in proper cleaning. In some cases, particularly for the chemicals used to eliminate dangerous microbes, the tenants are required to vacate the premises during, and for a period after the actual cleaning.

Requires significant training of the technician.

Storage and getting rid of the unused chemicals as per the set laws is often difficult.

The chemicals are hazardous to both to the technician and the house occupants.

Tips and Warnings
Before the application of the chemicals to the air con system, there is need for an exhaustive communication between the technician and the home owner. The conversation should cover the following;

The technician should first display the evidence of presence of the microbes that warrant chemical method of removal. Insist of real time evidence of the infestation. For more clarification, consult an independent expert to do the check-up.

After indicating existence, the technician should then convince you that other methods of cleaning are ineffective in removing the microorganisms, and that only aircon chemical servicing method is effective.

Lastly, the technician should exhaustively explain the particulars of the chemicals to be used. This covers the name, the instructions, side effects and any imminent risks. This will alert the client of the precautions to take including vacating the premises as the chemical is applied, and for low toxicity chemicals, covering some items such as food and water.