65-2496RK/65-2499RK CO Detector • 11
2.
Turn off or unplug power to the controller.
3.
Unscrew the detector housing cap from the detector housing body.
4.
Unplug and remove the old CO sensor with the boot and charcoal filter attached.
5.
Remove the rubber boot and charcoal filter from the old CO sensor.
6.
Remove the replacement CO sensor from its packaging and remove the wire jumper
that is shorting the WE and RE sensor pins. This wire jumper is installed on the sensor
pins for shipment or storage but must be removed for the sensor to operate properly
when installed in a detector.
WARNING: The CO sensor will not operate properly if the wire jumper is not removed.
7.
Install the rubber boot with charcoal filter onto the replacement sensor’s face.
8.
Carefully plug the replacement sensor into the four-socket pattern that is located in
the detector housing body.
WARNING: You must replace the plug-in sensor with the same type of sensor that is
installed. A detector cannot be converted from one type of detector to
another by using a different plug-in sensor. For example, if you are
replacing an CO sensor, you must replace it with a CO sensor.
9.
Make sure the cap gasket is in place and screw the detector housing cap back onto the
detector housing body.
10. Turn on power to the controller.
11. Turn on the controller.
CAUTION: Allow the replacement sensor to warm up for 5 minutes before you continue with the
next step.
12. Calibrate the detector as described in “Calibration” on page 13.
Replacing the Charcoal Filter
1.
Turn off the controller.
2.
Turn off or unplug power to the controller.
3.
Unscrew the detector housing cap from the detector housing body.
4.
Unplug and remove the CO sensor with the boot and charcoal filter attached.
5.
Remove the rubber boot that secures the charcoal filter to the CO sensor.
6.
Remove the charcoal filter from the rubber boot.
7.
Place the replacement filter in the rubber boot in the same position as the filter you
removed in the previous step.
8.
Reinstall the rubber boot with charcoal filter on the CO sensor.
9.
Carefully plug the replacement sensor into the socket pattern that is located in the
detector housing body.
10. Make sure the cap gasket is in place and screw the detector housing cap back onto the
detector housing body.
11. Turn on power to the controller.
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