OPERATING INSTRUCTIONS
EXPLANATION OF OXYGEN PURITY INDICATOR LIGHTS (FIGURE 8):
GREEN LIGHT ( O2 ) - Normal Operation
YELLOW LIGHT ( 
) - Call Supplier IMMEDIATELY. You may continue to use the concentrator unless instructed otherwise by your supplier. Be certain that BACKUP OXYGEN is nearby.
RED LIGHT ( 
)- Total unit shutdown. Switch IMMEDIATELY to BACKUP OXYGEN supply. Call Supplier IMMEDIATELY.
GREEN LIGHT - with YELLOW LIGHT FLASHING - Call Supplier IMMEDIATELY. Oxygen sensor malfunctioning; you may continue to use the concentrator.
OXYGEN PURITY
Auto Shut - Down | RED | |
Use Backup | ||
Call Supplier | ||
| ||
Below Normal | YELLOW | |
Normal O2 | GREEN |
FIGURE 8 - O2 DISPLAY CONTROL PANEL
INDICATORS- IF YOUR UNIT DOES NOT FEATURE THE O2 SENSOR
LX MODELS INDICATOR LIGHT EXPLANATION (FIGURE 9):
RED LIGHT ( 
)- Total Unit
GREEN LIGHT (I/O)- On/Off. System okay.
Auto Shut - Down | RED |
Use Backup | |
| Call Supplier |
Normal I/O 
GREEN
FIGURE 9 - DISPLAY CONTROL PANEL
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