In-Situ Aqua TROLL 400 Operators Manual - Manual (Page 15)

800-446-1500 15 www.in-situ.com
1. Twist the restrictor off the probe.
2. Locate the RDO Sensor Cap container and remove the cap.
3. Remove the dust cap from the RDO Sensor.
4. Align the flat edge of the RDO Sensor with the slotted edge of the RDO Cap and
press the cap into position. Push until the cap is firmly in place.
Important: Avoid touching the sensor lens and the sensing
material on the top of the cap.
5. Remove the orange plug from the pH/ORP port.
6. Remove the pH/ORP sensor from the storage bottle. Keep the bottle for future
sensor storage.
7. Use the alignment marks to properly align the pH/ORP sensor with the port
connection, and press firmly into place. Push until the sensor is completely inserted
into the port.
8. Twist the restrictor onto the probe.
9. Remove the dust cap from the quick-connect fitting. Align the flat edge of the cable
connector with the flat edge of the probe connector. Push together and twist until
you hear a click. Ensure that the pin and the slot are firmly engaged.
Important: The RDO Sensor Cap and pH/ORP sensor must be
installed firmly in place to prevent water from entering the
instrument.