RKI Instruments Beacon 110 Rig Monitor - Manual (Page 36)

31 Beacon 110 Rig Monitor Operator’s Manual
cap gasket.
5. Unplug and remove the H
2
S sensor with the rubber boot and spacer attached.
6. Remove the rubber boot and spacer from the old sensor.
7. Install the spacer and rubber boot onto the replacement sensor’s face.
8. Carefully plug the replacement sensor into the four-socket pattern that is located in the detector
housing.
9. Make sure the cap gasket is in place and screw the detector housing cap back onto the detector
housing body.
10. Screw the calibration cup/splash guard back onto the detector housing cap.
11. Connect the battery clamps to the + and - terminals of the 12 VDC battery.
12. Turn on the Rig Monitor and place into normal operation.
CAUTION: Allow the replacement sensor to warm up for 5 minutes before you continue with the
next step.
13. Calibrate the replacement sensor as described in the Calibration section of this manual.
Replacing the H
2
S Detector
NOTE: In most cases, it is only necessary to replace the H
2
S sensor.
1. Turn off the Rig Monitor.
2. Disconnect the battery clamps from the + and - terminals of the 12 VDC battery.
3. Remove the junction box cover.
4. Disconnect the detector leads from the terminal block in the junction box. Note the position of
the color-coded leads as you remove them.
5. Unscrew the calibration cup/splash guard from the detector housing cap.
6. Unscrew the detector from the junction box hub.
7. Guide the detector leads of the replacement detector through the junction box hub then screw
the mounting threads of the detector into the hub.
8. Connect the detector leads to the terminal block the same way the old detector was wired. See
Figure 7 to verify the connections are correct.
9. Screw the calibration cup/splash guard onto the new detector’s housing cap.
10. Reinstall the junction box cover.
11. Connect the battery clamps to the + and - terminals of the 12 VDC battery.
12. Turn on the Rig Monitor and place into normal operation.
CAUTION: Allow the replacement detector to warm up for 5 minutes before you continue with
the next step.
13. Calibrate the replacement detector as described in the Calibration section of this manual.