Hach-Lange SIGMA SD900 Refrigerated Sampler and All Weather Refrigerated Sampler User Manual - Manual (Page 28)

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Installation
3.3.2 Single bottle installation
Use a single bottle when one composite sample is needed. A full
bottle shut-off signals the controller when to stop sample collection.
Refer to
Figure 6 on page 21 for a diagram of required
components.
Prerequisites:
• One plastic or glass bottle
• Tubing extension (if using 2.5-gallon bottles)
Installation procedure:
1. Clean the sample bottle as described in section 3.3.1 .
2. Place the sample bottle in the center of the refrigerator. Bottle
position numbers are molded on the tray.
3. Install the full bottle shut-off (section 3.3.2.1 ).
4. Program the sampler.
3.3.2.1 Full bottle shut-off installation
The full bottle shut-off is typically installed at the factory and signals
the controller when the bottle is full. Complete the following steps to
replace or install a new full bottle shut-off.
Prerequisites:
• Full bottle shut-off device
• Tubing support and tubing
Installation procedure:
1. Install the rubber grommet into the center hole provided in the
cap of the composite bottle.
2. Slide the full bottle shut-off, float first, into the bottle through the
center of the grommet.
3. Connect the cable on the full bottle shut-off to the bottom of the
controller ( Figure 10 ). Turn to tighten. Attach cable assembly to
twist clip.
4. Slide the slot in the tubing support around the retainer pin on
the top inside surface of the refrigerator ( Figure 10 ). Make sure
that the tube exits through the ends of the tubing support.
5. Position the thumbscrew over the threaded hole and
hand-tighten to hold the tubing support in place.
6. Connect one end of the tubing to the inside tube fitting
( Figure 10 ).
7. Insert the other end of the tubing into the off-center hole
provided in the cap of the composite bottle.