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Several reasons. The most common is the outside unit is dirty. If the coil outside cannot breathe the entire system runs hotter and can't cool efficiently. Other reasons would be low refrigerant, undersized equipment, too much heat load, inadequate insulation.
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What unit would you measure the time taken to run 200m?
in meters i guess
Does central air run on gas or electricity?
Electricity
Can an air conditioner unit running on 250 volts be run directly by 120 volts?
No, the unit has to operate on the voltage specified. The internal controls are all designed to operate on a 240 volt input. The motor in the air conditioner will not operate at the lower voltage and without this compressor motor operating the unit will not get cold.
Star gives off light all the time?
Yes, stars do not stop shining until they run out of resources.
What can a 14000 watt generator run?
Anything, as long as the sum of what you are running does not exceed 14000 watts.
What is Center processing unit of computer?
The Central Processing Unit of a computer (commonly abbreviated CPU) does all the equations necessary for your computer to run.
Do CPU run as a computer processing unit?
The CPU IS the computers processing unit as CPU stands for "Central Processing Unit"
Can you run a solar central AC unit?
i want to run a two ton ac with solar power
Why do you think that Operating System are necessary in order for a computer to run effectively?
The OS (Operating System) ensures that all the software has access to the different resources it need to run successfully and controls the running and scheduling of all these processes and manages the share of the Central Processing Unit's processing time that is used by the different processes, making the computer run effictively.
What circuit breaker amp needed to run a 10 seer central ac unit?
60amp
What size generator do you need to run a 5 ton central air conditioning unit?
10kw
How convenient is the central vacuum to use?
Central vacuum systems can be used conveniently in newer and older homes. They are said to provide a dust free environment and can help recycle the air since they can continually run and turn your home in to a completely vacuuming system without having to pull out a portable unit all the time.
Is it ok to run the fan on central air unit without cooling to circulate air?
Yes, no problem
Is air conditioning your home all day expensive?
Air conditioning your home can be expensive if you run it all day long. If you have a window unit it will be more expensive than it would be if you have central air running all day.
How many amps are needed to efficiently run a central air conditioner unit?
depends greatly on size usually assessed in tonnage how old the unit is and more
What is wrong with central air unit when you turn it off and it stays on but the outside unit is off?
Is the whole unit running or just the fan? My thermostat has the option to run the fan only at all times and also runs the fan when the temperature gets too high (or low) in the house.
Why does the fan on a central air unit run all the time when the heat or air is not turned on?
Because you have it set that way on your thermostat. Most HVAC people tell you that with the new high efficiency systems, you should leave the fan running all the time to constantly circulate the air so that you maintain a more constant temperature throughout the house. I don't buy it.
