Preventive Maintenance ASAP 2460 Operator’s Manual
7-8 246-42800-01 - Aug 2013
2. The connector nut contains a ferrule and an O-ring. Remove the O-ring from the top of the sample
tube.
3. While holding the connector nut in place, slide a new O-ring over the sample tube, about 1/4-in.
(5 mm) from the top of the tube.
4. After the new O-ring is in place, insert the sample tube back into the sample port until it is fully
seated.
5. Turn the connector nut clockwise until it is hand-tight.
If the O-ring remains inside the sample port, you may use a pair of tweezers or
needle-nose pliers to remove it.
Ferrule
Connector nut
O-ring - 1/4 in. (5 mm) from top