Invacare SOLO2 TPO100B User manual

Service Manual
DEALER: Keep this manual. The procedures in this manual MUST be
performed by a qualified technician.
For more information regarding
Invacare products, parts, and services,
please visit www.invacare.com
SOLO2™
Transportable Oxygen
Concentrator
Models TPO100B, TPO100B-EU, TPO100B-UK and
TPO100B-AZ

SOLO2
™2Part No 1164898
 WARNING
DO NOT USE THIS PRODUCT OR ANY AVAILABLE OPTIONAL
EQUIPMENT WITHOUT FIRST COMPLETELY READING AND
UNDERSTANDING THESE INSTRUCTIONS AND ANY ADDITIONAL
INSTRUCTIONAL MATERIAL SUCH AS OWNER’S MANUALS, SERVICE
MANUALS OR INSTRUCTION SHEETS SUPPLIED WITH THIS
PRODUCT OR OPTIONAL EQUIPMENT. IF YOU ARE UNABLE TO
UNDERSTAND THE WARNINGS, CAUTIONS OR INSTRUCTIONS,
CONTACT A HEALTHCARE PROFESSIONAL, DEALER OR TECHNICAL
PERSONNEL BEFORE ATTEMPTING TO USE THIS EQUIPMENT -
OTHERWISE, INJURY OR DAMAGE MAY OCCUR.
 ACCESSORIES WARNING
INVACARE PRODUCTS ARE SPECIFICALLY DESIGNED AND
MANUFACTURED FOR USE IN CONJUNCTION WITH INVACARE
ACCESSORIES. ACCESSORIES DESIGNED BY OTHER
MANUFACTURERS HAVE NOT BEEN TESTED BY INVACARE AND ARE
NOT RECOMMENDED FOR USE WITH INVACARE PRODUCTS.
NOTE:Updatedversionsofthismanualcanbefoundatwww.invacare.com.

TABLE OF CONTENTS
Part No 1164898 3SOLO2™
TABLE OF CONTENTS
SPECIAL NOTES ................................................................................ 4
TYPICAL PRODUCT PARAMETERS .................................................... 5
Regulatory Listing .......................................................................................................................................7
SECTION 1—IMPORTANT SAFEGUARDS ............................................ 8
Operating Information...............................................................................................................................8
To Reduce The Risk Of Burns, Electrocution, Fire Or Injury To Persons...................................8
Radio Frequency Interference .................................................................................................................9
SECTION 2—COMPONENT REPLACEMENT ....................................... 10
Cleaning the Gross Particle Filter.........................................................................................................10
Replacing the Inlet Filter .........................................................................................................................11
Replacing the Patient Outlet Filter.......................................................................................................12
Replacement Parts....................................................................................................................................12
SECTION 3—CHECKING O2PURITY ................................................. 13
SECTION 4—ADMINISTRATIVE SETTINGS SCREEN ........................... 14
Accessing Administrative Settings Screen...........................................................................................14
Resetting Patient Hours..........................................................................................................................14
Adjusting DC Power Limit .....................................................................................................................15
Toggling Auto Pulse .................................................................................................................................16
SECTION 5—TROUBLESHOOTING AND MAINTENANCE ................... 17
Functional Test..........................................................................................................................................17
Checking Outlet HEPA Filter ................................................................................................................18
Checking Compressor Inlet Filter ........................................................................................................18
Checking Power Loss Alarm..................................................................................................................18
Troubleshooting Alarms .........................................................................................................................19
Error Codes...............................................................................................................................................20
Transportable Oxygen Concentrator
Preventive Maintenance Record ..................................................................................................................23
LIMITED WARRANTY ..................................................................... 24

SPECIAL NOTES
SOLO2™4Part No 1164898
SPECIAL NOTES
Signalwordsareusedinthismanualandapplytohazardsorunsafepracticeswhich
couldresultinpersonalinjuryorpropertydamage.Refertothefollowingtablefor
definitionsofthesignalwords.
NOTICE
Theinformationcontainedinthisdocumentissubjecttochangewithoutnotice.
 DANGER
DONOTSMOKEwhileusingthisdevice.Keepallmatches,litcigarettes,candlesor
othersourcesofignitionoutoftheroominwhichthisproductislocatedandaway
fromwhereoxygenisbeingdelivered.
NOSMOKINGsignsshouldbeprominentlydisplayed.Textilesandothermaterials
thatnormallywouldnotburnareeasilyignitedandburnwithgreatintensityin
oxygenenrichedair.Failuretoobservethiswarningcanresultinseverefire,property
damageandcausephysicalinjuryordeath.
CAUTION
“Caution:Federallawrestrictsthisdevicetosaleorrentalbyoronorderofaphysician,
oranyotherpractitionerlicensedbythelawoftheStateinwhichhe/shepracticestouse
orordertheuseofthisdevice.”
SIGNAL WORD MEANING
DANGER
Danger indicates an imminently hazardous situation
which, if not avoided, will result in death or serious
injury.
WARNING
Warning indicates a potentially hazardous situation
which, if not avoided, could result in death or
serious injury.
CAUTION
Caution indicates a potentially hazardous situation
which, if not avoided, may result in property
damage or minor injury or both.

TYPICAL PRODUCT PARAMETERS
Part No 1164898 5SOLO2
™
TYPICAL PRODUCT PARAMETERS
Direct Current
Type BF equipment
Attention - Consider Accompanying Documents
DO NOT smoke
No open flame
Class II, Double Insulation
Power On/Off
DO NOT dispose of in household waste
Recycle
DO NOT use oil or grease
Keep dry in transport or storage
IPX1 Protected against dripping water in upright position
(AC and DC power only)
IPX2 Protected against dripping water in upright and tilted positions
(battery power only)
NO AP/APG NOT suitable for use in the presence of a flammable anaesthetic
mixture
POWER INPUT: 24 VDC @ 7.5 Amp
or
11-16 VDC @ 10.0 Amp max
(12.6 VDC Nom.)
EXTERNAL POWER SUPPLY INPUT:
AC POWER SUPPLY:
DC POWER SUPPLY:
120 VAC, 50/60 Hz @ 2.5 amps
230 VAC, 50/60 Hz @ 1.25 amps
11-16 VDC,
(12.6 VDC Nom. @ 10.0 Amp max)
SOUND LEVEL: < 40 dBA weighted @ 2 LPM continuous and all pulse settings (1-5)

TYPICAL PRODUCT PARAMETERS
SOLO2
™6Part No 1164898
ALTITUDE: Up to 10,000 ft (3046 m) above sea level
Titration recommended for use above 10,000 ft (3046 m)
OXYGEN CONCENTRATION:*
*BASED ON AN ATMOSPHERIC PRESSURE
OF 14.7 PSI (101 KPA) AT 70°F (21°C)
NOMINAL
87% to 95.6%, after initial warm-up period (approximately 5
minutes) at all flow rates
CONSERVER TRIGGER SENSITIVITY:
FACTORY SET - NO ADJUSTMENT
PRESSURE ACTIVATED
<0.20 cmH2O max pressure drop
All settings - using 7 ft (2.1 m) cannula
CONSERVER TRIGGER DELAY:
FACTORY SET - NO ADJUSTMENT
35 mSec max
Nominal value - using 7 ft (2.1 m) cannula
CONSERVER BOLUS DELIVERY:
FIXED MINUTE VOLUME
Setting 1: 400 cc
Setting 2: 800 cc
Setting 3: 1200 cc
Setting 4: 1600 cc
Setting 5: 2000 cc
Total cc’s ± 75 cc delivered per minute
CONSERVER BREATH RATE
CAPACITY:
Up to, and including, 35 BPM without reduction of bolus minute
volume
CONTINUOUS FLOW SETTINGS: 0.5 through 3.0 LPM @ 0 psi
0.5 LPM increments
All settings are ± 0.2 LPM
(2.0 LPM max w/Ext DC Power Cable)
MAXIMUM RECOMMENDED
FLOWRATE WITH 7KPA (1.01 PSI)
BACKPRESSURE:
3.0 LPM
PRESSURE RELIEF ACTIVATION: 20 psi ± 5 psi (137.8 kPa ± 34.5 kPa)
MAX OUTLET PRESSURE @ 3.0 LPM
CONTINUOUS:
12.0 psig
DIMENSIONS:
(WITHOUT CART)
16.5 in high x 11 in wide x 8 in deep (41.9 cm high x 27.9 cm
wide x 20.3 cm deep)
WEIGHT:
(UNIT WITHOUT CART)
< 20 lbs (9.09 kg)
BATTERY DURATION:
(TIMES ARE APPROXIMATE)
Pulse Mode Continuous Mode
Setting 1 = 4.5 hrs Setting 0.5 LPM = 4.5 hrs
Setting 2 = 3.5 hrs Setting 1 LPM = 3.5 hrs
Setting 3 = 3.0 hrs Setting 2 LPM = 2.5 hrs
Setting 4 = 2.5 hrs Setting 3 LPM = 1.5 hrs
Setting 5 = 2.5 hrs
BATTERY RECHARGE TIME: 5 hours
Recharge time increases if battery is charging while unit is
running.

TYPICAL PRODUCT PARAMETERS
Part No 1164898 7SOLO2
™
Regulatory Listing
HUMIDITY RANGE:
OPERATING HUMIDITY:
TRANSPORT AND STORAGE:
15% to 60% non condensing
Up to 95% non condensing
STANDARD TEMPERATURE RANGE:
(ALL POWER SOURCES)
OPERATING TEMPERATURE:
TRANSPORT AND STORAGE
TEMPERATURE:
41°F to 95°F (5°C to 35°C)
-2°F to 140°F (-20°C to 60°C)
EXTENDED TEMPERATURE RANGE:
(USING AC OR DC POWER)
OPERATING TEMPERATURE:
AC SUPPLY:
DC SUPPLY:
95°F to 104° (35°C to 40°C)
Unlimited use all settings, all modes
Unlimited use all settings with pulse mode
Limited to 2.0 LPM, or less, with continuous mode
EXTENDED TEMPERATURE RANGE:
(USING BATTERY)
OPERATING TEMPERATURE: 95°F to 104° (35°C to 40°C)
Pulse Mode Continuous Mode
Settings 1, 2 and 3 = unlimited
use
0.5 thru 1.5 LPM = unlimited
use
Setting 4 = 45 minutes 2.0 thru 2.5 LPM = 45 minutes
Setting 5 = 30 minutes 3.0 LPM =
30 minutes
ETL certified complying with: EN 55011: 1998
CISPR 11: 2003
IEC 60601-1: 2005
IEC 60601-1-2: 2.1 Ed.
IEC 61000-3-2: 2005
IEC 61000-3-3: 2005
UL 60601-1, 1st ed.
CSA 601.1 M90
ISO 8359

SECTION 1—IMPORTANT SAFEGUARDS
SOLO2™8Part No 1164898
SECTION 1—IMPORTANT
SAFEGUARDS
Inordertoensurethesafeinstallation,assemblyandoperationoftheTransportable
OxygenConcentratortheseinstructionsMUSTbefollowed.
 WARNING
SECTION1‐IMPORTANTSAFEGUARDScontainsimportantinformationforthesafe
operationanduseofthisproduct.
Operating Information
 DANGER
Aspontaneousandviolentignitionmayoccurifoil,grease,greasysubstances,or
petroleumbasedproductscomeincontactwithoxygenunderpressure.These
substancesMUSTbekeptawayfromtheTransportableOxygenConcentrator,tubing
andconnections,andallotheroxygenequipment.DONOTuseanylubricantsunless
recommendedbyInvacare.
To Reduce The Risk Of Burns, Electrocution, Fire Or
Injury To Persons
DONOTcomeincontactwiththeconcentratorwhilewet.
DONOTplaceorstoreproductwhereitcandropintowaterorotherliquid.
DONOTreachforproductthathasfallenintowater.UnplugIMMEDIATELY.
Avoidcreationofanysparknearmedicaloxygenequipment.Thisincludessparks
fromstaticelectricitycreatedbyanytypeoffriction.
NEVERdroporinsertanyobjectorliquidintoanyopening.
Foroptimumperformance,InvacarerecommendsthateachconcentratorbeOnand
runningforaminimumof5minutes.Shorterperiodsofoperationmayreducemaximum
productlife.RefertoCheckingO2Purityonpage 13forprocedure.
AproductshouldNEVERbeleftunattendedwhenpluggedin.MakesureTransportable
OxygenConcentratorisOffwhennotinuse.
DONOTconnecttheconcentratorinparallelorserieswithotheroxygenconcentratorsor
oxygentherapydevices.

SECTION 1—IMPORTANT SAFEGUARDS
Part No 1164898 9SOLO2™
Radio Frequency Interference
ThisequipmenthasbeentestedandfoundtocomplywithEMClimitsspecifiedbyIEC/
EN60601‐1‐2.Theselimitsaredesignedtoprovideareasonableprotectionagainst
electromagneticinterferenceinatypicalmedicalinstallation.
Otherdevicesmayexperienceinterferencefromeventhelowlevelsofelectromagnetic
emissionspermittedbytheabovestandards.Todetermineiftheemissionsfromthe
TransportableOxygenConcentratorarecausingtheinterference,turntheTransportable
ConcentratorOff.Iftheinterferencewiththeotherdevice(s)stops,thentheTransportable
OxygenConcentratoriscausingtheinterference.Insuchrarecases,interferencemaybe
reducedorcorrectedbyoneofthefollowingmeasures:
•Reposition,relocate,orincreasetheseparationbetweentheequipment.
• Connecttheequipmentintoanoutletonacircuitdifferentfromthattowhichthe
otherdevice(s)isconnected.

SECTION 2—COMPONENT REPLACEMENT
SOLO2™10 Part No 1164898
SECTION 2—COMPONENT
REPLACEMENT
CAUTION
ToinsureproperoperationandavoidvoidingunitwarrantiesonlyuseInvacaresupplied
components.
Cleaning the Gross Particle Filter
NOTE:Forthisprocedure,refertoFIGURE 2.1.
NOTE:ThegrossparticlefiltershouldbecleanedorreplacedaccordingtotheTransportable
OxygenConcentratorPreventiveMaintenanceRecordonpage 23.
CAUTION
DONOToperatetheTransportableOxygenConcentratorwithoutfiltersinstalled.
DONOTcleanthefilterwithalcoholandalcoholbasedproducts(isopropylalcohol),
concentratedchlorinebasedproducts(ethylenechloride),oroilbasedproducts(Pine‐
Sol®,Lestoil®)oranyotherharshchemicalagents.Onlyusemildliquiddishdetergent
(suchasDawn™).
1. Squeezethumbtabsonfiltercoverand
removefromunit.
2. Liftoutairintakefilter.
3. Useavacuumcleanerorwashfilter
withamildliquiddishdetergent(such
asDawn™)andwater.Rinse
thoroughly.
4. Thoroughlydrythefilterandinspect
forfraying,crumbling,tearsandholes.
A. Replacefilterifdamaged.
5. Reinstallthefiltercoverbyplacingtabs
inslots,pushtoengageintoplace.
NOTE:Use only Invacare replacement part
number 1156863 (Gross Particle Filter) or
1156861 (Gross Particle Filter and Filter
Cover Kit) on the Transportable Oxygen
Concentrator.
L
FIGURE 2.1 Cleaning the Gross Particle
Filter
Filter
Thumb
Tabs
Filter
Cover
Filter
Cover

SECTION 2—COMPONENT REPLACEMENT
Part No 1164898 11 SOLO2™
Replacing the Inlet Filter
NOTE:Forthisprocedure,refertoFIGURE 2.2.
NOTE:TheinletfiltershouldbereplacedaccordingtotheTransportableOxygenConcentrator
PreventiveMaintenanceRecordonpage 23.
1. PositionTransportableOxygenConcentratorflatonthebacksideofunittolocatethe
inletfilteraccessdoor(DETAIL“A”).
2. Usinga#2Phillips®screwdriver,removetheretainingscrewsecuringtheinletfilter
accessdoortounit(DETAIL“B”).
3. Removeinletfilteraccessdoorfromunit.
4. Locateexistinginletfilterandremove(DETAIL“C”).
5. Installnewreplacementinletfilter.
6. Reinstallinletfilteraccessdoorbyinsertingtabsintotheslotslocatedontheunit.
7. Reinstallretainingscrewtosecuretheinletfilteraccessdoor.
NOTE:UseonlyInvacarereplacementPartNumber1157083(InletFilter)ontheTransportable
OxygenConcentrator.
FIGURE 2.2 Replacing the Inlet Filter
Filter Access
Door
DETAIL “A” DETAIL “B”
Inlet Filter
Screw
DETAIL “C”

SECTION 2—COMPONENT REPLACEMENT
SOLO2™12 Part No 1164898
Replacing the Patient Outlet Filter
NOTE:Forthisprocedure,refertoFIGURE 2.3.
NOTE:ThepatientoutletfiltershouldbereplacedaccordingtotheTransportableOxygen
ConcentratorPreventiveMaintenanceRecordonpage 23.
1. WiththeTransportableOxygenConcentratorintheuprightposition,locatethe
patientoutletfilter.
2. Placefingersonpatientoutletfilterandturncounterclockwisetoloosen(DETAIL
“A”).
3. Removepatientoutletfilterando‐ringfromunit(DETAIL“B”).
4. Installnewpatiento‐ringontounit.
5. Installpatientoutletfilter.
A. Handtightenbyturningclockwiseuntilsecure.
NOTE:UseonlyInvacarereplacementPartNumber1164372(PatientOutletFilterKit)onthe
TransportableOxygenConcentrator.
FIGURE 2.3 Replacing the Patient Outlet Filter
Replacement Parts
NOTE:Refertotheportableoxygenconcentratorpartscatalogatwww.invacare.comfor
componentreplacementparts.
Patient
Outlet
Filter
DETAIL “A”
DETAIL “B”
Shown
with
O-Ring
Shown
without
O-Ring

SECTION 3—CHECKING O2PURITY
Part No 1164898 13 SOLO2™
SECTION 3—CHECKING O2PURITY
NOTE:Oxygenpurityshouldbecheckedevery3yrsor26,280hours,whichevercomesfirst.Refer
toTransportableOxygenConcentratorPreventiveMaintenanceRecordonpage 23.
1. TurntheunitOnbypressingtheOn/Offbutton.
2. Adjustflowto3.0LPMcontinuous(refertoowner’smanual),allowtorunfora
minimumof8minutes.
3. Connectastandardhandheldoxygenanalyzertotheoutletport.
4. Followthedirectionsprovidedbytheanalyzermanufacturer.
5. Repeatsteps2‐4forcontinuousflowsettings2.5,2.0,1.5,1.0and0.5.

SECTION 4—ADMINISTRATIVE SETTINGS SCREEN
SOLO2™14 Part No 1164898
SECTION 4—ADMINISTRATIVE
SETTINGS SCREEN
Accessing Administrative Settings Screen
NOTE:Forthisprocedure,refertoFIGURE4.1.
1. Frommainmenuoperationalscreen(DETAIL“A ” ) simultaneouslypresstheReturn/
Highlight,Up/Increase,andDown/DecreaseButtontoaccessthe
administrativesettingsscreen(DETAIL“B”).
FIGURE 4.1 Accessing Administrative Settings Screen
Resetting Patient Hours
NOTE:Forthisprocedure,refertoFIGURE4.1.
1. Enteradministrativesettingsscreen(DETAIL“B”).RefertoAccessingAdministrative
SettingsScreenonpage 14forthisprocedure.
2. LocatethePatientHourssetting(Detail“B”).
A. PressUp/IncreaseorDown/DecreasebuttontohighlightPatientHours
setting.
B. PresstheReturn/Highlightbuttontorelocatehighlightbartotheadjustablesetting
onrightsideofscreen.
3. PressUp/IncreaseorDown/Decreasebuttontoresethours.
On/Off
Button
Return/
Highlight
Button
Up/Increase
Button
Down/Decrease
Button
LCD
Display
Main Menu
Operational
Screen
DETAIL “A”
DETAIL “B”
Administrative
Settings Screen

SECTION 4—ADMINISTRATIVE SETTINGS SCREEN
Part No 1164898 15 SOLO2™
4. SavechangesbypressingtheReturn/Highlightbuttontorelocatehighlightbarto
leftsideofscreen.
NOTE:Changesarenotsaveduntilthehighlightbarisrelocatedtotheleftsideofthescreen.
5. PressandholdtheReturn/Highlightbuttontoreturntothemainmenuoperational
screen.
NOTE:TheTransportableOxygenConcentratorwillautomaticallyreturntothemainmenu
operationalscreenifidleforaperiodofapproximately10‐15seconds.
Adjusting DC Power Limit
NOTE:Forthisprocedure,refertoFIGURE4.1onpage 14.
1. Enteradministrativesettingsscreen(DETAIL“B”).RefertoAccessingAdministrative
SettingsScreenonpage 14forthisprocedure.
2. LocatetheDCPowerLimitsetting(DETAIL“B”).
A. PresstheUp/IncreaseorDown/DecreasebuttontohighlightDCPower
Limitsetting.
B. PresstheReturn/Highlightbuttontorelocatehighlightbartotheadjustablesetting
onrightsideofscreen.
3. PresstheUp/IncreaseorDown/DecreasebuttontoadjustPowerLimit.
NOTE:MaximumDCPowerLimitis2.0LPMContinuous.
4. SavechangesbypressingtheReturn/Highlightbuttontorelocatehighlightbarto
leftsideofscreen.
NOTE:Changesarenotsaveduntilthehighlightbarisrelocatedtotheleftsideofthescreen.
5. PressandholdtheReturn/Highlightbuttontoreturntothemainmenuoperational
screen.
NOTE:TheTransportableOxygenConcentratorwillautomaticallyreturntothemainmenu
operationalscreenifidleforaperiodofapproximately10‐15seconds.
NOTE:TheTransportableOxygenConcentratorispresetbyInvacareatamaximumsettingof2.0
LPM

SECTION 4—ADMINISTRATIVE SETTINGS SCREEN
SOLO2™16 Part No 1164898
Toggling Auto Pulse
NOTE:Forthisprocedure,refertoFIGURE4.1onpage 14.
1. Enteradministrativesettingsscreen(DETAIL“B”).RefertoAccessingAdministrative
SettingsScreenonpage 14forthisprocedure.
2. LocatetheAutoPulsesetting(DETAIL“B”).
A. PresstheUp/IncreaseorDown/DecreasebuttontohighlightAutoPulse
setting.
B. PresstheReturn/Highlightbuttontorelocatehighlightbartotheadjustablesetting
onrightsideofscreen.
3. PresstheUp/IncreaseorDown/DecreasebuttontotogglebetweenONorOFF.
4. SavechangesbypressingtheReturn/Highlightbuttontorelocatehighlightbarto
leftsideofscreen.
NOTE:Changesarenotsaveduntilthehighlightbarisrelocatedtotheleftsideofthescreen.
5. PressandholdtheReturn/Highlightbuttontoreturntothemainmenuoperational
screen.
NOTE:TheTransportableOxygenConcentratorwillautomaticallyreturntothemainmenu
operationalscreenifidleforaperiodofapproximately10‐15seconds.
NOTE:UnitwillremaininAutoPulsemodeuntilAutoPulseisreturnedto“OFF”.

SECTION 5—TROUBLESHOOTING AND MAINTENANCE
Part No 1164898 17 SOLO2™
SECTION 5—TROUBLESHOOTING
AND MAINTENANCE
Functional Test
NOTE:Forthisprocedure,refertoFIGURE 5.1.
1. Installbatteryinunit.
2. VerifycommunicationexistsbetweentheTransportableOxygenConcentratorandthe
battery(DETAIL“A ” ) bymomentarilypressingthe“ON/OFF”button.
3. ConnectTransportableOxygenConcentratortoACpowersource.
• ScreenwilllightupdisplayingtheACpowericon,battery%,barsonbattery
symbolthatcorrespondtothebattery%andthechargingiconifbatteryisnotat
100%(DETAIL“B”).
FIGURE 5.1 Functional Test
4. TurntheTransportableOxygenConcentratoronbypressingthe“ON/OFF”button
forapproximately2‐3seconds,nottoexceed5seconds.
NOTE:WhentheTransportableOxygenConcentratoristurnedon,thegreenLEDwillilluminate
toshowunitisinoperation.
5. Changesettingtocontinuousflow.RefertotheTransportableOxygenConcentrator
Owner’sManualforthisprocedure.
6. Allowtheunittorunforaminimumof8minutes,thenchecktheoxygenpurity.Refer
toCheckingO2Purityonpage 13.
DETAIL “A”
DETAIL “B”
DETAIL “C”

SECTION 5—TROUBLESHOOTING AND MAINTENANCE
SOLO2™18 Part No 1164898
7. Afteroxygenpurityhasbeenchecked,changesettingtopulseflow.Refertothe
TransportableOxygenConcentratorOwner’sManualforthisprocedure.
8. Afterapproximatelysixtysecondsofoperationthe“NoBreathFound”warning
screenwilldisplay(DETAIL“C”),yellowLEDwillilluminateandflashrepeatedly,
andatriplebeepwillsoundin10secondintervals.
9. Verifythatthe“NoBreathFound”alarmisoperatingasdefinedbytheTransportable
OxygenConcentratorowner’smanual.
10. ConnectanoxygencannulatotheTransportableOxygenConcentrator.
11. BreathewiththecannulatoensuretheTransportableOxygenConcentratorpulsesat
eachsetting(DETAIL“C”willdisappear).Changesettingasrequired.
12. Turnunitoffbypressingthe“ON/OFF”buttonforapproximately2‐3secondsand
unplugtheACpowercord.Leavebatteryinstalled.
13. Pressthe“ON/OFF”buttonforapproximately1second.Thedisplayshould
illuminatedisplayingthemainoperationalscreen(DETAIL“A”).
14. Turnunitonbypressingthe“ON/OFF”buttonforapproximately2‐3seconds.
Verifyunitstartsandallowunittorunfor30seconds.
15. Turnunitofftocompletetest.
Checking Outlet HEPA Filter
NOTE:Recommendedtobereplacedbetweenpatients.
1. Turnunitonbypressingthe“ON/OFF”buttonforapproximately2‐3seconds.
2. Verifyunitstartsandsetunitto3.0LPM,refertoAdjustingDCPowerLimiton
page 15.Allowunittorunforaminimumof6‐1/2minutes.
3. Attachaflowmetertopatientoutlet.
4. Measureflowfor2minutes.
•Ifflowdropsbelow2.7LPMreplaceoutletHEPAfilterandrepeatsteps1‐4.
Checking Compressor Inlet Filter
NOTE:Recommendedtobereplacedbetweenpatients.
1. Removeinletfilter.RefertoReplacingtheInletFilteronpage 11forthisprocedure.
2. Inspectfilter,ifmediaisdiscoloredreplaceinletfilter.RefertoReplacingtheInlet
Filteronpage 11forthisprocedure.
Checking Power Loss Alarm
1. Connecttheexternalpowersupply(ACpoweradapter)tothetransportableoxygen
concentrator.
2. Turnunitonbypressingthe“ON/OFF”buttonforapproximately2‐3seconds.
Verifyunitstartsandallowunittorunfor30seconds.
3. Disconnecttheexternalpowersupplyandremovethebattery(ifinstalled).
4. Unitshouldbeepevery8secondsuntilpowerisrestored,orpowerhasbeenremoved
formorethan10minutes.

SECTION 5—TROUBLESHOOTING AND MAINTENANCE
Part No 1164898 19 SOLO2™
Troubleshooting Alarms
TheTransportableOxygenConcentratorhasnumerousalarmsthatarebeingmonitored
onacontinuousbasis.Someofthesealarmshavemultiplesub‐codesavailabletothe
servicetechnicianthatcanbeusedtohelpdiagnosetheproblem.
Thealarmsthatcarrysub‐codesare:
•CompressorAlarm:Thisalarmgroupcentersonthecompressoroperation.These
arealarmsforwhichthereisnocorrectiveactionavailabletoeitherthepatientor
theprovider.
•SystemAlarm:Thisalarmgroupcentersoninternalsoftwaremonitors.Theseare
alarmsforwhichthereisnocorrectiveactionavailabletoeitherthepatientorthe
provider.
•OperatingAlarm:Thisalarmgroupcentersoninternalpressures.Theseare
alarmsforwhichthereisnocorrectiveactionavailabletoeitherthepatientorthe
provider.
•O2SensorFailAlarm:ThisalarmcentersonfailureoftheO2sensor.Thisalarm
hasnocorrectiveactionavailabletoeitherthepatientortheprovider.
Accessing Alarm Codes
ToaccesstheAlarmcodes,theunitfirsthastobeinanalarmconditionwiththeredLED
illuminated.
Whileinthiscondition:
1. PushtheON/OFFandUp/Increaseflowsettingbuttonssimultaneously.
•Sixnumberswilldisplayatthebottomofthescreen,refertoFIGURE 5.2on
page 19.Thefirstisthetotalnumberoferrorsoccurring,thesecondnumberisthe
errorsequence(currenterrordisplayedbeginningwith“0”),andthelastfour
numbersaretheerrorcodes.RefertoErrorCodesonpage 20.
•IfmorethanoneerroroccursusetheReturn/Highlightbuttontocyclethrough
eacherror.Oncetheunitisturnedoff,thealarmcodeswillreset.Allthealarms
shouldberesetandtheunitturnedbackontoseeiftheunitcanself‐correctthe
problem.
NOTE:Ifthealarmpersists,pleasecontactyournearestInvacarerepaircenter.
FIGURE 5.2 Accessing Alarm Codes
1 0 3330
# of Errors Error
Sequence
Error Code

SECTION 5—TROUBLESHOOTING AND MAINTENANCE
SOLO2™20 Part No 1164898
Error Codes
.
ERROR CODE DESCRIPTION COMMENT
Common Alarms
256 Warning - Battery less than 25% Charge battery, see Owner’s Manual
512 Warning - Battery less than 15% Charge battery, see Owner’s Manual
768 Warning - No Breath Found Check Canula
1024 Warning - Battery less than 10% Charge battery, see Owner’s Manual
1280 Warning - Breath Rate High Reduce Activity
1536 Alarm - Unit Temp HI/LO Check ambient temp and blockage of air
inlet/outlet
1792 Warning - Start Temp HI/LO Check ambient temp and blockage of air
inlet/outlet
2048 Alarm - Battery Temp HI/LO Check ambient temp and blockage of air
inlet/outlet
2049 Alarm - Battery Temp HI/LO Check ambient temp and blockage of air
inlet/outlet
2304 Warning - Low O2 Purity Check ambient temp and blockage of air
inlet/outlet
2560 Alarm - Low O2 Purity Check ambient temp and blockage of air
inlet/outlet
3584 Alarm - Stuck Button Remove power, restart unit
3840 Alarm - Low Flow Output Check Canula and patient outlet filter
4352 Warning - EXT PWR Low See Owner’s Manual
4608 Alarm - EXT PWR Low Find New Power
4096 Alarm - Fan is not moving Operating Retry - Call Provider
4097 Alarm - High pressure Operating Retry - Call Provider
4098 Alarm - Low pressure Operating Retry - Call Provider
4099 Alarm - Max shift time exceed Operating Retry - Call Provider
ERROR CODE DESCRIPTION COMMENTS
Compressor Alarms
3328 Alarm - Compressor lock 3328
3329 Alarm - Starting speed check 3329
3330 Alarm - Power on but compressor
shutdown 3330
3331 Alarm - Power not on but compressor told
to start 3331