Replacing the TX Matrix Rear Air Filter

The rear air filter is located at the left rear edge of the chassis. The rear air filter weighs less than 1 lb (0.5 kg).

1. Removing the TX Matrix Rear Air Filter
2. Installing the TX Matrix Rear Air Filter

Removing the TX Matrix Rear Air Filter

1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to one of the ESD points on the chassis.
2. Loosen the captive screws at the top, center, and bottom of the air filter, using a Phillips (+) screwdriver, number 2.
3. Grasp the air filter cover by the captive screws and pull firmly to remove the cover and honeycomb assembly from the chassis (see Figure 1).
4. Press the filter element inward until it clears the hooks at the top and bottom of the air filter slot, then push it to the left to unseat it.
5. Move the tabs on the filter element to a horizontal position.
6. Grasp the tabs on the filter element and carefully pull it straight out from the chassis (see Figure 2).

Figure 1: Removing the Rear Air Filter

Figure 2: Removing the Rear Air Filter Element

Installing the TX Matrix Rear Air Filter

1. Attach an electrostatic discharge (ESD) grounding strap to your bare wrist, and connect the strap to one of the ESD points on the chassis.
2. Holding the filter by the tabs, carefully push the filter all the way into the air filter slot.
3. Holding the filter all the way in, push it to the right side of the slot until it is held into place behind the hooks.
4. Move the tabs to a vertical position.
5. Place the right edge of the honeycomb against the flange of the air filter slot.
6. Line up the holes at the top, center, and bottom of the honeycomb with the pins in the slot and press the honeycomb into place.
7. Replace the air filter cover.
8. Firmly tighten the captive screws at the top, center, and bottom of the filter cover to secure it to the chassis, using a Phillips (+) screwdriver, number 2.

Figure 3: Installing the Rear Air Filter