How to remove a computer cpu fan. It is best to spray towards the air vent to keep dust from.
The bottom panel (and keyboard panel, if necessary) must be removed.
How to clean laptop fans with compressed air. To clean the computer fan, hold the can of compressed air roughly six inches away and spray directly at the fan from several different angles. Compressed air is a great way to clean dust from the air vents. You can also remove the battery at this point.
Turn the laptop over to allow any loose debris to fall out. Cleaning the graphics card is pretty simple. Don’t use a vacuum, and be extra careful if you opt to use an air compressor instead of a can of compressed air.
Cleaning the air vents is first step to see if the issue can be resolved. Dust accumulation is one of the main reasons for fan noise and system overheating. 1 remove the heatsink and brush it clean.
You do not want the fan to rotate because the blades. All three methods work well in combination: Cleaning the fan can be done using the same tool.
After cleaning all of the fans inside the computer, go ahead and give the entire computer a quick clean with the compressed air to eliminate dust buildup. After disconnecting the fan from the computer, hold the fins of the fan in place using your fingers. Then remove the fan and do the same but be sure to hold the fan wheel in place when you blow it out into the air.
You may clean the heatsink with a gentle brush or paper towel because it has no electric components other than the fan’s electric motor. Start with the exhaust the first spot you will clean the fan from is the exhaust and you will do it by decompressing the canned air into the exhaust at more than 2 spots. Every laptop has one or more intake spots where it takes cool air inside the laptop and one exhaust spot where it pushes the hot air out of the laptop.
Blow air through in one direction with the fan spinning, then backwards, and then both ways again with the fan blades held stationary. Then, use a soft cloth to clean any dust off of the backplate. This allows the dust to be freed.
Hold the blade of the fan with your finger while using the compressed air. If you do not wish to use compressed air, you can also clean the fan with a vacuum cleaner. Many times a small carpet of dust will form where the fan blows out the air through the heatsink (radiator) which you can remov by removing the fan.
Alternatively, you can open the laptop to clean the fan. Once all of the dirt and dust is removed, replace the screws in the fan. I have cleaned literally thousands of laptops throughout my career and have never damaged one by spinning the fan with compressed air for cleaning.
For the heatsink fins (and reverse installed fans with inconvenient fin access), you can usually get away with using a dust blower like this, but it isn’t as strong as canned air. Now you can reassemble the computer. How to remove a computer case fan.
The only way to really clean the fan is to remove it and clean with canned air or soft brush. To make sure you remove all the dust, use a cotton swab with rubbing alcohol to wipe the blades clean. Use compressed air to dislodge any fiber particles.
Return the ram cover and replace all of the removed screws. It’s important to place your finger on the fan when blowing at it to stop the fan from rotating. First, use a cotton swab dipped in alcohol to gently remove dust from fan blades.
This step should be simple, but if you have trouble remembering where the pieces were before dismantling. How to clean a laptop fan with compressed air. We recommend compressed air — also known as canned air — for a reason.
The first is to try to clean out the vents with compressed air when computer is off and cold. When you’re done, you can screw the panel back on, plug in the battery, and power the laptop back on. For the heatsink fins (and reverse installed fans with inconvenient fin access), you can usually get away with using a dust blower like this, but it isn’t as strong as canned air.
Simply point the nozzle at the dust filled area and release the air. Continue this process until all traces of dust are gone. The heatsinks in your computer are the main cause of temperature problems.
Then, either blow the dust away using compressed air, suck up the dust with an electronic vacuum, or wipe away the dust with a damp cloth. If you do not want to remove the fan, the compressed air works by itself.