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96-06434-00-01 revA
Service Manual, Inogen One G3HF
-87-
5. Carefully pull the motherboard about a half inch away from the device, making sure not to
bend it in any way. With the cables and tubing exposed, gently unplug the fan cable from
the motherboard, then detach the O2 Sensor Tube from the Product Manifold by pulling
the tube off of the barb (Figure 10).
Figure 10: Disconnect fan cable and O2 Sensor Tube
5. With all cables and tubing detached, remove the motherboard from the device and set
face up.
6. Locate the breath detect on the motherboard and unplug the Joiner Tube from the
oxygen sensor by pulling the tube off of the barb (Figure 11).
Figure 11: Disconnect tubing from oxygen sensor
7. Carefully pull the breath detect off of the motherboard by lifting the white board straight
up.
Breath Detect Sensor Tubing
Fan Cable
PM Cable
Fan Cable
O2 Sensor Tube
Joiner Tube