Troubleshooting
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Problem
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Description |
Reaction |
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Display
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MEM RST |
Data Error |
Calibrate device. Reconfigure any custom settings (alarm setpoints, data log, etc...) |
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PCB ERR # |
Electronic component error |
Contact MSA *) |
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PRG ERR # |
Program memory error |
Contact MSA *) |
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RAM ERR # |
RAM error |
Contact MSA *) |
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UNK ERR # |
Unknown error |
Contact MSA *) |
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SNS ERR # |
Sensor error |
Contact MSA *) |
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Sensor warning |
Sensor is near the end of its life |
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Sensor alarm |
Sensor has reached the end of its life and cannot be calibrated. Replace sensor and recalibrate. |
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Battery warning (no alarm) |
Remove from service as soon as possible and replace battery |
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BATT ERR |
Battery empty (with alarm – flash LEDs, horn) |
Device is no longer sensing gas. Remove from service and replace battery. |
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Device does not turn ON |
Low battery |
Replace battery |
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*) If the error occurs during the warranty period, please contact the MSA customer service. Otherwise, the device must be put out of operation.
#: Some errors will show an additional error code number which should be noted and be available when contacting MSA.