What is the correct way to replace the sensor cap on the portable LDO® dissolved oxygen probe?

Document ID

Document ID TE428

Published Date

Published Date 27/05/2017
Question
What is the correct way to replace the sensor cap on the portable LDO® dissolved oxygen probe?
Summary
How to replace the LDO® sensor cap
Answer
Sensor cap replacement on the LDO® probe is required annually or whenever the cap has been damaged or fouled.

To replace the cap and iButton:

-Power off the meter; disconnect the probe.
-Replace the cap and iButton:
              -The iButton is located in the box in the LDO cord.  The iButton looks like a watch battery and the lot number should face up when installed.
              -The cap on the LDO probe is threaded.  Twist to remove. 
-While the cap is off, inspect the glass screen under the cap for dirt and moisture.
-Reconnect the probe to the meter.
-Power the meter on.