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How do reverse cycle air conditioner work?
A reverse cycle air conditioner work like normal air conditioners only in reverse, transferring heat into a house instead of outside of one. It is not an air conditioner at all, but a heater.
Why would You have water dripping out of out central air unit?
This is water that has condensed out of the room air on the evaporator coils of the air conditioner, and it is completely normal. If the humidity is high, one will see more water condensing and dripping from the air conditioner than when the room air is dry.
What is a counter flange and how is it different from a normal flange?
The term"counter flange" is used in Europe to refer to a mating flange to make up a flange pair. For example a "counter flange" attached to a pipe must have the same bolt circle diameter, number of bolts, and size of bolts and pressure rating at the equipment nozzle flange provided by an equipment manufacturer.
What is the normal working pressure in a forced hot water system?
1,000 psi
What is meant by pressuriser?
pres·sur·ize tr.v., -ized, -iz·ing, -iz·es. 1. To maintain normal air pressure in (an enclosure, as an aircraft or submarine). 2. To put (gas or liquid) under a greater than normal pressure. 3. To design to resist pressure. 4. To pressure-cook. 5. Informal. To subject to excessive stress, strain, or vexation: an executive who was pressurized by a heavy workload. Above retrieved from Answers.com Viper1
Why air condition compressor is overheating?
IT COULD THAT YOUR SYSTEM IS EITHER OVERCHARGED OR UNDER CHARGED. ALSO CHECK YOUR FURNACE FILTER.AND MAKE SURE YOUR OUTDOOR UNIT is clear of dirt and obstructions. --------------------------------------------------------------- There are several reasons for a compressor to overheating High compression ratios are the result of either lower than normal suction pressures or higher than normal discharge pressures. Changes in suction pressure will affect the compression ratio more rapidly than changes in the discharge pressure. For this reason, it is important to keep the suction pressure at its highest possible value. Causes of low suction pressure can include incorrect sizing of components, misadjusted or defective metering devices (TXVs), loss of refrigerant charge, plugged driers or strainers, and excessive suction line pressure drop. Although not as sensitive to change as the suction pressure, the discharge pressure can still greatly affect the compression ratio. Keeping the discharge pressure within normal operating conditions is still important. Causes of high discharge pressure can include dirty condensing coils, undersized discharge line, a blockage or recirculation of condenser air, erratic condenser fan operation, refrigerant overcharge, noncondensibles in the system, and an undersized condenser.
What is the normal gauge pressure on the suction line of a running refrigerator?
The normal gauge pressure on the suction line of a running refrigerator is typically between 0 to 5 psi. It can vary depending on factors such as the type of refrigerant being used, the operating conditions, and the age and efficiency of the refrigerator system. It is important to refer to the manufacturer's specifications for the specific pressure range for your refrigerator.
Why would your air conditioner have normal head pressure and a low suction pressure?
There is no such thing as normal head pressure. It is all based on temperature and calculations. Need to know indoor air temp, outdoor air temp, wet bulb versus dry bulb. Need to know specifics. so when outside ambient temp is 90 and I'm running 255 head with a clean condenser. that isn't normail head pressure? that's pretty normal to me. working with r22 the correct answer would be. If you are sure your head pressure is where it should be, with correct freon type. low suction pressure can be caused by no blower motor, closed or blocked registers, clogged filter or evaporator, lack of airflow, undersized evaperator or oversized AC, restricted metering device(TXV, piston) blocked returns. but he is right you need a lot more info what's your superheat/subcooling? what's your delta T, is you head pressure really wre it should be? what's changed since this started happening. How low issuction pressure what's your evap saturation temp? is coil freezin up? what are your pressures exactly is condenser temp 30 degrees warmer than outside temp. with r22. do you know what you are doing????
What the 134a gas normal suction and discharge pressure?
For R-134a gas in a typical air conditioning system, normal suction pressure ranges from 25 to 40 psi, while discharge pressure ranges from 175 to 260 psi. These pressures can vary based on factors such as ambient temperature, equipment efficiency, and system design.
How determine normal suction pressure in ac unit?
You need a chart which identified the relationship between the ambient air temperature and the pressure, as well as a manifold gauge set.
What causes osmotic pressure in the normal healthy state?
pregnancy
What causes osmotic pressure in normal healthy state?
pregnancy
How much weight should a vacuum cleaner lift?
First answer: 5 pounds Second answer: The suction is the maximum pressure difference that the pump can create. For example, a typical domestic model has a suction of about negative 20 kPa. This means that it can lower the pressure inside the hose from normal atmospheric pressure (about 100 kPa) by 20 kPa. The higher the suction rating, the more powerful the cleaner. One inch of water is equivalent to about 249 Pa; hence, the typical suction is 80 inches (2,000 mm) of water. This translates to 2.89 psi.
What should Suction pressure in a r 22?
The suction pressure in a R22 system should typically range between 60-70 psi when the system is operating under normal conditions. It is important to consult the manufacturer's guidelines and consider other factors such as ambient temperature to ensure the system is functioning properly.
What causes the pressure sound you hear when you turn off the car air conditioning?
That is the normal sound of the pressure equalizing in the system.
Why would your air conditioner have a normal suction pressure and low head pressure with a 14 degree temperature difference?
What type of low head pressure are we talking about? List the pressures and refrigerant type along with the indoor and outdoor conditions at the time the pressures were observed and we can be of more help. I've done a few new installs lately. residential splits, r22 and normal conditions say 80 degrees and not humid. when charging the units i was getting a good suction pressure, around 68-70psi, the suction line was coming back nice a cold and the liquid line was warm. but for some reason i was getting a super low head pressure, around 150-175psi. any ideas cause im at a loss. i did everything right and the systems were even running great. any help would be appreciated. if the indoor space was warm that wouldn't drop my head pressure right, i thought it would be high
What keeps the high pressure from the low pressure in a 1993 Chevy lumina car When I charge my system and the compressor stops the pressure in the suction line builds back up to 100 plus psi.?
When the system is off the pressure will equalize through the orifice tube and the compressor. It's normal operation.
