Inspecting/Replacing Throttling Muffler For Platinum 5 Aw - Invacare Platinum IRC5LXO2AW Service Manual

SECTION 6—PREVENTIVE MAINTENANCE
Inspecting/Replacing Throttling Muffler For Platinum 5
AW
NOTE: Perform this procedure as needed depending upon the environment the concentrator is
used in.
1. Turn power Off (O) and unplug the unit.
2. Remove cabinet. Refer to Removing Cabinet on page 25.
3. Remove the Y-tube from the manifold assembly.
4. Very carefully remove the blue tie wrap from the Y-tube. DO NOT sever the Y-tube.
5. Separate the throttle muffler from the Y-tube and inspect the muffler for residue build-
up.
6. If excessive buildup, remove the throttle muffler and discard. Replace with a new
muffler. If no buildup present, reattach the throttle muffler.
7. Place the new blue tie wrap onto the Y-tube.
8. Insert the new muffler approximately 1.27 cm (0.5 in.) into the Y-tube opening.
9. Adjust the tie wrap so it is resting just above the lip on the Y-tube and tighten.
10. Reattach Y-tube to the manifold assembly.
11. Run unit and inspect for leaks. Refer to Leak Test on page 71.
12. If no leaks detected, turn power Off (O) and unplug the unit.
13. Reinstall cabinet. Refer to Removing Cabinet on page 25.
5 Liter AW Models
FIGURE 6.4 Inspecting/Replacing Throttling Muffler For Platinum 5 AW
®
Platinum Oxygen
Manifold Assembly
30
Y Tube
Tie Wrap
(Blue)
Y - Tube Lip
Throttle Muffler
Part No 1118396