1. Inorder to replace fix or install your new Apple MA464ZH/CTO laptop fan and heatsink, you will need to open up your laptop. You can do this by removing the screws from the bottom of the laptop.
2. Once the screws have been removed from the bottom of your laptop, you can now remove the keyboard and plastic bezels from your Apple MA464ZH/CTO laptop.
3. You will see your Apple MA464ZH/CTO Fan and Heat Skin exposed.
4. Use a screw drivers and remove the screws from you Apple MA464ZH/CTO HeatSin Fan.
5. Before reinstalling the new Apple MA464ZH/CTO Fan onto your laptop, you can clean the Apple MA464ZH/CTO Fan. To clean your Fan and Heatsink, use a can of air and blow out any dirk from your Apple MA464ZH/CTO Fan. You can also use a paint brush to clean out the dirt from the hard to get areas. Somtimes cleaning your Apple MA464ZH/CTO laptop fan will actually repair it. Dirt can cause the Apple MA464ZH/CTO Laptop Fan to make noise and even stop spinning properly.