Carrier heat pump 14 seer works just fine.
Chirping heat pump attic fan.
Includes a thermostat and humidistat.
Another culprit could be the fan which rattles when loose.
Pumps out a lot of heat to keep your home cooler in the summer.
Chirping is actually the least serious air conditioner noise so if you hear it let your system run and see if it quiets down or if the noises become less frequent.
Another cause could be twigs or leaves that have clogged your system.
In order to get rid of the hum you need to either operate the fan at a low speed or replace the fan with a new one that has more blades.
I went there and sure enough i heard a motor sound checked all the bath fans circulator pumps and nothing was running i then went down and turned off the main breaker and the noise was still there.
In late winter early spring we can go weeks and weeks without using either the a c or heater by opening windows at night to cool the house then closing them in the morning to keep the house cool.
But while downstairs is just right upstairs is i m guessing 5 to 10 degrees warmer.
If the rattling seems to be internal from a furnace or other internal component turn the system off and call your hvac technician since removing the obstacle isn t as simple.
An attic fan can reduce the heat in your roof space by between 40 f and 50 f.
Chirping noises coming from your air conditioner usually indicate either that the bearings are dry the fan is rubbing against the coils or blower cage or the belt needs to be replaced.
Turn your system off and cut the power to the unit then remove the debris.
The electrical contractor in the equipment can also make a chattering sound which can damage other components including the compressor if allowed to continue.
Quiet and easy to clean.
Your air conditioner doesn t have to work.
If you see visible damage to the condenser coils compressor or fan call your hvac technician.
Must have a good southern exposure for best solar charge.