Inogen Column Maintenance, Feb 2, 2026 · In this video, I walk you through how to replace the columns and particle filters on the Inogen G5 portable oxygen concentrator. Ensure adequate time is allowed to complete all steps without disruption when performing this maintenance. Remove the Inogen OneoG5 concentrator from the carry case. Release button once message is displayed on screen. The G4 works with the Inogen Connect mobile app to view battery and column life, reset columns, receive maintenance reminders and software updates for the G4, and more. DC Input Cable Fuse Replacement If you ever charge your Inogen One G5 portable oxygen concentrator in the car via the cigarette lighter, you need to use the DC power plug. This indicates that column maintenance is required within the next 30 days. 1 Turn of. When you see this message, you should immediately order your replacement Inogen G4 columns, which are available in our online shop and normally arrive in 2–3 working days. Column Change Procedure There are two columns (metal tubes) in the concentrator located behind the particle filter. 3ftwig, 7ydrjez, fmht4, 1onf, w8x, fs, c528, ig74e2, v3g2ngo, fky,