Watch this video to find out how to change the shield on a Typhoon Helmets G339 Modular Helmet.
Removal and Installation Instructions
Step 1: Flip the face shield to the upright position.
Step 2: Release the red attachment tabs on one side by pulling the sprung release latch just beneath the face shield.
Step 3: Gently lift one side of the face shield away from the helmet when the tabs are released.
Step 4: Repeat on the other side of the helmet.
Step 5: Install the new shield, including double pane, and double pane heated shields, by positioning the face shield in the upright position to line up the release tabs.
Step 6: With the sprung latch held open, slide the aft tab (farthest to the rear of the helmet) in place to attach, and press the shield into place until the front tab is fully secured.
Step 7: Let go of the release latch to lock the shield to the helmet.
Repeat steps 5-7 on the other side to complete the installation.