Banging or rattling if you are finding that your vent or the vent pipes start rattling and gurgling every time you start up the dryer you may have one of a number of problems.
Dryer vent in attic fan noise.
Cut through any sealer that may be present.
Check for imbalanced or bent blades.
The dryer fan is capable of moving air efficiently x number of feet.
The warm moist air inside the vent tends to.
Due to regular wear and tear these bearings can become worn out or lose their lubrication ability.
Remove the screws holding the vent in place.
The logic behind these booster fans makes simple sense.
Attic fans also have small ball bearings that help lubricate the fan s movement.
Shut off the fan before examining the blades and see if there s a problem or not.
This can cause the fan to start making constant noise and in some cases even a loud squealing sound.
Lift up the edges of the surrounding roof shingles so you can see the edges of the vent.
The problem with attics the attic is usually colder than the rest of the house during the winter and that can create a problem for a dryer vent.
Lint in the vent is the prime cause of vent fires.
Remove the current worn out bearings and replace them.
The most serious problem is the accumulation of lint along the sides of the pipes and at the end.
It gets stuck in the fan blades.
If the fan blades are imbalanced or bent they can hit against one another or against other parts of the fan.