Invacare IRC5P - Sieve Bed Replacement; Replacing Sieve Beds

SECTION 9—SIEVE BEDS
Perfecto
2
™
44 Part No 1148070
SECTION 9—SIEVE BEDS
Replacing Sieve Beds
 DANGER
Topreventelectricalshock,AWAYSdisconnectconcentratorfromelectricaloutlet
beforeservicing.
NOTE:Forthisprocedure,refertoFIGURE 9.1onpage 45.
NOTE:ALWAYSreplacesievebedsinpairstoensurethatbothbedsareinoptimumcondition.
1. Unplugunit.
2. Removecabinet.RefertoRemovingCabinetonpage 23.
3. RemovecompressorinletHEPAfilter.RefertoReplacingtheCompressorInletHEPA
Filteronpage 26.
4. RemovetiewrapsanddisconnectP.Evalvetubingandcheckvalvetubingfromtop
ofsievebeds.
5. Removethefourlargetie‐wraps(twooneachsievebed).
6. Tiltsievebedsbackandliftup.Restsievebedsonrearofbase.
7. Usingahoseclamptool,removetheclampandreinforcedtubingfrombottomofboth
sievebedsandremovesievebeds.
CAUTION
DONOTremoveplasticcapsfromnewsievebedfittingsuntilreadytoinstallnewbeds.
Severesievecontaminationcanoccurifuncappedbedsareexposedtoair.
8. Removeplasticcapsfromthetopandbottomfittingsofthenewsievebeds.
9. InstallnewsievebedsreversingSTEPS3‐7.
NOTE:Afterreplacingsievebeds,retimingisnecessary.RefertoTiming
onpage 73.
10. Rununitandcheckforleaks.RefertoLeakTest
onpage 76.
11. Reinstallcabinet.RefertoRemovingCabinet
onpage 23.