why! W670SZQ1 Fan Replacement

Unlock the lock latch on the left.

Unlock the lock latch on the right.

Remove the battery while holding the lock latch unlocked.

Using the Philips # 0 screwdriver, unscrew the 2 screws from the bottom cover.

Lift the bottom right cover with the iFixit Opening Tool.

Lift the lower left cover with the iFixit Opening Tool.

Finally clear the bottom cover completely to access the main components.

Start by disconnecting the power cable from the fan.

Then unscrew the three screws holding the fan in place.

Finally, disengage the fan from its location by lifting it up.