5 Error Codes
5.1 Error Codes
The Check O
Plus has self diagnostic features built into the software
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to detect faulty readings outside of normal operating ranges. The
codes, descriptions and recommended actions are:
•
E01: Oxygen measurement out of range Hi ( ³ 102.0% calculated
by algorithm).
Recommended Action: Verify that the Check O
in the correct mode (Concentrator or Calibration Verification
mode). If error code repeats; perform a calibration verification. If
error code repeats again; Call Service Provider.
•
E02: Oxygen measurement out of range Low ( £ -2.0% calculated
by algorithm).
Recommended Action: Verify that the Check O
in the correct mode (Concentrator or Calibration Verification
mode). If error code repeats; perform a calibration verification. If
error code repeats again; Call Service Provider.
•
E03: Device memory corrupt or missing.
Recommended Action: Call Service Provider.
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•
•
•
•
Plus is being used
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•
Plus is being used
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E04: Signal reading not stable.
Recommended Action: Call Service Provider.
E05: Pressure measurement out of Range Hi ( ³ 50 PSI).
Recommended Action: Check the pressure on a known gas source
pressure. If error code repeats; Call Service Provider.
E06: Outside of operating temperature Hi ( ³ 40° C).
Recommended action: The Check O
device closer to room temperature before use.
E07: Outside of operating temperature Low ( £ 15° C).
Recommended action: The Check O
device closer to room temperature before use.
E08: Device self check found error.
Recommended Action: Remove and replace the batteries. If error
code repeats; Call Service Provider.
Plus is too hot, cool the
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Plus is too cold, warm the
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1176119-A