Installing The Sensor - Honeywell RAEGuard 3 User Manual

3.2 Installing the sensor

Replacement or installation of toxic gas and oxygen sensor as well as flammable
gas and NDIR sensor
Toxic gas and oxygen sensor
Care should be taken when removing and refitting sensor module to the sensor
socket so that damage to the connection pins can be avoided.
If using anti-seize compound, they should not contain substances that may poison
or suppress the catalytic flammable gas sensor, such as silicides, sulfides,
chlorine, lead, or halogenated hydrocarbons.
Take care when handling old sensors as they may contain corrosive
Take care when removing or replacing Sensor Retainer as there may be sharp
To Replace/install the sensor module:
Remove the Waterproof Cap (if fitted) from the sensor.
1.
Loosen the Locking Grub screw on the Sensor Retainer with the small
2.
end of the Z-type Tool.
Unscrew and remove the Sensor Retainer.
3.
If replacing/installing Flammable gas and NDIR sensor, please skip Step
4.
2&3 to Step 5 directly.
Remove the sensor module from the Sensor Socket and plug the new
5.
one in, taking care to align the sensor pins with the connector.
Refit the Sensor Retainer and tighten Locking Grub Screw, and then
6.
screw the Waterproof Cap (if required) to the Sensor Retainer securely.
Warning
substances.
edges present on the adjoining threads.
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RAEGuard 3 User Manual
Flammable gas and NDIR sensor