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SECTION 25—SIEVE BED PRESSURE CHECK
Perfecto
2
™
86 Part No 1148070
SECTION 25— SIEVE BED PRESSURE
CHECK
Checking Sieve Bed Pressure
ƽ DANGER
Topreventelectricalshock,ALWAYSdisconnectconcentratorfromelectricaloutlet
beforeservicing.
Disassembly
NOTE:Forthisprocedure,refertoFIGURE 25.1.
1. Turnpoweroff()andunplugunit.
2. Removecabinet.RefertoRemovingCabinetonpage 23.
3. Turnunitsothebackfacesyou.
4. ItmaybenecessarytoremovecompressorinletHEPAfilter.RefertoReplacingthe
CompressorInletHEPAFilteronpage 26.
FIGURE 25.1 Disassembly
Pressure Testing
NOTE:Forthisprocedure,refertoFIGURE 25.2onpage 87.
1. Connectpressuregaugetothe¼x2‐inchsiliconetubingwithconnector(p/n1131392).
2. RemovepluginHomeFillportinbackofconcentrator.
3. Connect¼x2‐inchsiliconetubingwithconnectortoHomeFillport.
Check Valve
Cut PVC Tubing below
Check Valve to install
Tap-in Kit
Product
Tank