Invacare IRC5P - Replacing the Outlet HEPA Filter

SECTION 6—PREVENTIVE MAINTENANCE
Part No 1148070 25 Perfecto
2
™
Replacing the Outlet HEPA Filter
Check the Outlet HEPA Filter
NOTE:TheoutletHEPAfiltercanbecheckedbyperformingthefollowingprocedure.
1. Turntheconcentratoronandadjusttheflowmetertothemaximumflowoftheunit.
2. Observetheflowmeterʹsflowindicatorwhileconnectingafiftyfootcannulatubeto
theoutletbarboftheconcentrator(notshown).
3. Iftheflowindicatorfluctuates,theoutletHEPAfiltermayneedreplacement.Referto
Troubleshootingonpage 16.
Replace the Outlet HEPA Filter
NOTE:Forthisprocedure,refertoFIGURE 6.2.
NOTE:PerformthisprocedureasneededdependingontheoutletHEPAfiltercheckresults.
1. Unplugtheunit.
2. Removethecabinet.RefertoRemovingCabinetonpage 23
3. Foreasieraccesstotheoutlethepafilter,removethecompressorinlethepafilterby
graspingthecompressorinletfilter,pulloutwardandupuntilfilterisdislodgedfrom
rubberbase(FIGURE 6.3).
4. Withaflatheadscrewdriver,removethetubingfrombothsidesoftheexistingoutlet
HEPAfilterbypryingthetubingawayfromtheoutletHEPAfilter.
5. DiscardexistingoutletHEPAfilter.
6. ConnecttubingtobothsidesofthenewoutletHEPAfilterasshownbelow.
7. Installcabinet.RefertoRemovingCabinetonpage 23.
FIGURE 6.2 Replace the Outlet HEPA Filter
Tubing
Outlet HEPA Filter
Tubing