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MN220-‐1 A 84
Portable Oxygen Concentrator
FAN REPLACEMENT
When replacing the fan, always use an ESD safe-‐work area. Also,
use an ESD wrist strap to protect electronic circuitry.
1.
Remove the PSA system per the PSA REMOVAL section of this manual.
2.
Disconnect the Molex connector from the circuit board to the fan.
Figure 24.1: Fan Molex Connection
3.
Remove the four Philips head screws that secure the fan to the center section.
Figure 24.2: Fan Screw Removal