Honeywell GasAlertMicro 5IR, User Manual

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GasAlertMicro 5/PID/IR
User Manual
76
To replace a sensor or sensor filter, refer to Figure 15. , Table 19. , and
the following procedures 1-7.
Figure 15. Replacing a Sensor or Sensor Filter
Note
Detectors that are configured for 1, 2, 3, or 4 gases may
contain a dummy sensor in one of the four sensor locations.
Table 19. Replacing a Sensor or Sensor Filter
1. Deactivate the detector.
2. Remove the two machine screws on the rear shell and then
remove the sensor cover or pump module.
3. Remove the sensor filter and/or the sensor(s).
4. Insert the new filter and/or sensor. Ensure the sensor posts are
aligned correctly.
5. Re-assemble the detector.
6. If the sensor is changed, such as SO
2
to an H
2
S, the detector
must be reconfigured. Refer to Sensors in the Tech Mode
option.
7. A sensor that has been replaced must be calibrated immedi-
ately. Refer to Calibration and Setting Alarm Setpoints .
Item Description
1 Sensor cover
2 Sensor filter
3 Sensors
4 Detector
5 Machine screws (2)