SECTION
Assembling the Mask
CAUTION
Replace the mask or mask component if damaged or deteriorated. Dispose of any damaged or broken parts in an environmentally friendly manner or as normal household waste.
WARNING
DO NOT use the mask if the valve flap is damaged or missing.
NOTE: For this procedure, refer to SECTION A, SECTION C, SECTION E, and SECTION F on supplemental sheet provided.
1.Inspect all components for damage or wear.
2.Replace the port plug onto the mask frame by pushing the barb on the port plug into the hole in the mask frame while gently pulling the barb through from the other side until the barb snaps into place
3.Push the port plug down over the port on the mask frame to seal the port
4.Check that the valve flap is clean and dry
5.Slide the valve flap into the slot in the mask swivel. Gently pull it through from the inside while pushing it in from the outside until it snaps into place
6.Snap the hose swivel onto the mask swivel
7.Insert the mask swivel through the opening in the mask frame from the inside
8.Lock the mask swivel into place on the outside of the mask frame by slipping the retaining ring over the mask swivel
9.Push the retaining ring into the groove on the swivel until it snaps in place
NOTE: Align the keying features at the bottom and sides of the cushion to the mating keying features on the mask frame (SECTION A).
10.Gently push the cushion ribbing down into the mounting channel on the mask frame.
NOTE: The cushion is completely seated in the mounting channel when the cushion and the mask frame meet forming a gapless seam around the outside edge.
11.If necessary, reattach the forehead support as follows:
A.Slide the forehead lever onto the mask frame
B.Position the forehead lever into the unlocked position
Invacare®Twilight™Full Face Mask | 10 | Part No 1130237 |