Honeywell GasAlertQuattro Operator's Manual page 40

Detector does not respond to
pushbutton.
Detector does not accurately
measure gas.
Detector does not enter alarm.
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Problem Possible Cause
Battery is in critical low battery state
or is completely depleted.
Detector is performing operations
that do not require user input.
Sensor(s) requires calibration.
Detector is colder/hotter than gas
temperature.
Sensor filter is blocked.
Alarm setpoint(s) are set
incorrectly.
Alarm setpoint(s) set to zero.
Detector is in calibration mode.
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Solution
Replace alkaline batteries. Refer to Replacing the Alkaline
Batteries on page 22.
Refer to Charging the Rechargeable Battery Pack on page 21.
Pushbutton operation restores automatically when the operation
ends.
Refer to Calibration on page 10.
Allow the detector to attain ambient temperature before use.
Refer to Replacing the Sensor Filter on page 27.
Refer to Sample Gas Alarm Setpoints in the GasAlertQuattro
Technical Reference Guide. Define the alarm setpoints in
FleetManager II.
Refer to Sample Gas Alarm Setpoints in the GasAlertQuattro
Technical Reference Guide. Define the alarm setpoints in
FleetManager II.
Complete the calibration procedure.
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