Hach SIGMA 900, User Manual

Page: 18 / 94

Page 18
Installing the Pump Tube in the Sensor Body
8837hrd.fm
Section 2
Attaching the Teflon Tubing
The connection kit contains two identical assemblies, one for the connecting
the Teflon tubing to the stainless steel Tubing Connector, the other for
connecting the Teflon tubing to the Intake Strainer. The kit contains six
clamps, two lengths of silicon tubing, and two stainless steel barbed fittings.
Refer to
Figure 5 and the steps below for Teflon tubing assembly.
1. Place the Silicon Tubing over the wide end of the Tubing Connector.
2. Use a Tubing Clamp to secure the Silicon Tubing to the Tubing
Connector.
3. Push the stainless fitting into the Teflon-lined tubing until it abuts the
shoulder of the stainless fitting.
4. Slide a Tubing Clamp over the Teflon-lined tubing and tighten to secure.
5. Slide a Tubing Clamp over the silicone tubing, then push the silicone
tubing over the stainless steel fitting on the Intake Strainer. Tighten the
clamp.
Repeat the procedure for the fitting that connects the Teflon tubing to the
Silicon pump tubing.
Figure 5 3 /
8
″
ID Teflon-lined Tubing Attached to Intake Strainer and Tubing Connector
1. Intake strainer 4. Stainless steel tubing connector
2. Tubing clamp (3 required) 5. Teflon-lined intake tubing
3. Two-inch piece of silicone tubing 6. Wide end of stainless steel tubing connector