Troubleshooting - Maxtec MicroMax R203P14 Manual De Instrucciones

TROUBLESHOOTING

If the Air-Oxygen Blender fails to function, consult the Troubleshooting Guide below. If problem can-
not be solved by using Troubleshooting Guide, refer to the Air-Oxygen Blender Service Manual (P/N
R203M10) available on the Internet; www.maxtec.com or consult your Provider.
Problem
Oxygen concentration
discrepancy between Blender
setting and Analyzer/Monitor
(greater than 3%)
No flow at
Blender outlets
Alarm sounding
866.4.MAXTEC
Probable Cause
1. High Flow model, flow
requirement below 15 l/min.
Low Flow model, flow
requirement below 3 l/min.
2. Analyzer/Monitor inaccurate
3. Low flow bleed obstructed
4. Gas supply contaminated
5. Downstream device causing
back flow or restricted flow
1. Gas sources turned "OFF"
2. Gas sources not connected
1. Difference between Oxygen
and air inlet pressures
greater than specified
8
Remedy
1. Use auxiliary outlet &
engage bleed
2. Recalibrate Analyzer/
Monitor or Verify with
second Analyzer/Monitor
3. Remove obstruction
4. Check gas sources with
calibrated Oxygen Analyzer/
Monitor to confirm Oxygen
is 100% and Air is 21%
5. Isolate Blender. Check
oxygen concentration at
Blender Outlets
1. Turn gas sources "ON"
2. Connect gas sources
1. Correct pressure difference
until Air and Oxygen
pressures are within
specification
WWW.MAXTEC.COM