Invacare IRC5PO2 - High Pressure and Sensor Alarms

SECTION 24—ALARM TEST
Part No 1148070 81 Perfecto
2
™
4. Replacetubingandtiewrap.
Time-Out Test
NOTE:Forthisprocedure,refertoFIGURE 24.1.
1. Withunitoff(),disconnectthecompressorconnectorfromthemainwiringharness.
2. Plugunitinandturnpoweron().
3. TheTime‐OutFailurealarmshouldactivatewithin40seconds.RefertoSensO
2
Alarm
Thresholdonpage 83forshutdownmode.
4. Replacetubingandtiewrap.
NOTE:Ifanyalarmfailstoperformtospecification,contactInvacareTechnicalService.
FIGURE 24.1 Low Pressure Test - Time-Out Test
High Pressure Test
NOTE:Forthisprocedure,refertoFIGURE 24.2onpage 82.
•HighPressure‐Occurswhenpressureinproducttankrisesbeyondapresetvalue,
typically23p.s.i.±1p.s.i.for5literand27p.s.i.±1p.s.i.for10liter.
• MainValveCoil‐Alarmsequenceoccurswhenthemainvalvecoil,connectionor
P. C . boardcircuitryhasfailed.
1. Withtheunitrunningandflowsetat5L/min.,disconnectin‐lineconnectorshownin
FIGURE 24.2.
2. Themainvalvecoilalarmshouldactivatewithin40seconds.RefertoSensO
2
Alarm
Thresholdonpage 83forshutdownmode(FIGURE 24.2).
3. Replacetubingandtiewrap.
NOTE:Ifanyalarmfailstoperformtospecification,contactInvacareTechnicalService.
/O
I/
Relief Valve (Pull Out
Stem to Simulate Leak)
Compressor