75
Troubleshooting
ALTAIR io360
US
10
Troubleshooting
10.1 Detector
The health indicator on the detector display of the combustible and low power combustible sensor are
combined on the combustible screen. Use the app to determine which sensor has the health warning.
Record the fault number and all other information on the detector display during fault to provide guidance
to MSA customer support if needed.
Code
Cause
Corrective Actions
Fault 12
Oxygen sensor fault
Replace with new MSA oxygen sensor.
If fault persists, contact MSA customer support.
Fault 13
Duo-tox sensor fault
Replace with new MSA duo-tox sensor.
If fault persists, contact MSA customer support.
Fault 14
Combustible sensor fault
Replace with new MSA combustible sensor.
If fault persists, contact MSA customer support.
Fault 15
Low power combustible sensor fault
Replace with new MSA low power combustible
sensor.
If fault persists, contact MSA customer support.
Fault 17
Detector button is stuck in the pressed
position
Unstick the button.
If fault persists, contact MSA customer support.
Fault 20
Sensor configuration not accepted
Accept sensor configuration during power up.
All other faults
MSA serviceable faults only
Contact MSA customer service for support.
Problem
Action
Calibration due on display
Calibrate
Detector will not turn on
Check/Change batteries
Horn does not sound
Replace horn
Fault on detector display
Refer to Code fault table above
Sensor warning
Replace sensor
