Section 9-Sieve Beds; Replacing Sieve Beds - Invacare Platinum IRC5LXO2AW Service Manual

SECTION 9—SIEVE BEDS
SECTION 9—SIEVE BEDS
NOTE: Refer to Recycling Information following local governing ordinances and recycling plans
regarding disposal of the concentrator or components.

Replacing Sieve Beds

To prevent electrical shock, ALWAYS disconnect concentrator from electrical out-
let before servicing.
NOTE: ALWAYS replace sieve beds in pairs to ensure that both beds are in optimum condition.
1. Turn power Off (O) and unplug the unit.
2. Remove cabinet. Refer to Removing Cabinet on page 25.
3. Remove tie-wraps and disconnect PE valve asm and sieve bed tubing from top of sieve
beds.
4. Loosen adjustable clamps on sieve beds. Slide clamps down below the adjustable
clamp hangers.
5. Lift sieve beds up and rest sieve beds on top rear of base.
6. Using a hose clamp tool, remove the clamp and reinforced tubing from bottom of both
sieve beds and remove sieve beds.
DO NOT remove plastic caps (not shown) from new sieve bed fittings until ready to
install new sieve beds. Severe sieve contamination can occur if uncapped beds are
exposed to air.
7. Remove plastic caps from the top and bottom fittings of the new sieve beds.
8. Install new sieve beds reversing STEPS 3-7.
NOTE: After replacing sieve beds, autotuning is necessary. Refer to Autotuning on page 69.
9. Run unit and inspect for leaks. Refer to Leak Test on page 71.
10. If no leaks detected, turn power Off (O) and unplug the unit.
11. Reinstall cabinet. Refer to Removing Cabinet on page 25.
®
Platinum Oxygen
DANGER
CAUTION
40
Part No 1118396