Hach-Lange SD900 User Manual - Manual (Page 11)

Install the sampler in a manhole
Install the sampler above the sample water in a manhole. Install the sampler with a spanner bar or a
support bracket. Install the spanner bar inside the manhole. The spanner bar is supported by
pressure against the walls. The support bracket has the same width as the manhole cover. Install the
support bracket directly below the cover for support. Refer to
Replacement parts and accessories
on page 42. Refer to the documentation supplied with the accessories to install the sampler.
Install the distributor or full-bottle shutoff (optional)
The distributor or full-bottle shutoff assembly is typically installed at the factory. Refer to the
distributor or full-bottle shutoff documentation for installation.
Prepare the sampler
Clean the sample bottles
Clean the sample bottles and caps with a brush, water and a mild detergent. Flush the containers
with fresh water followed by a distilled water rinse.
Install a single bottle
Use a single bottle to collect one composite sample. When the bottle is full, the full bottle shut-off
stops the sample program.
1. Clean the sample bottles. Refer to Clean the sample bottles on page 9.
2. Install the sample bottle as shown in Figure 3 .
Figure 3 Single bottle installation
1 Polyethylene bottle, 10 L (2.5 gal) (1918) 6 Polyethylene bottle, 21 L (5.5 gal) (6494)
2 Glass bottle, 10 L (2.5 gal) (6559) 7 Compact base (8975)
3 Support (1502) 8 Standard insulated base (8976)
4 Polyethylene bottle, 15 L (4 gal) (1367) 9 Standard insulated base for 21 L (5.5 gal) bottle
(8561)
5 Polyethylene bottle, 19 L (5 gal) (6498)
Install the first bottle for multiple sample collections
Use multiple bottles to collect samples into separate bottles or into more than one bottle. The
distributor moves the sample tube above each bottle. Install the bottles in the sampler base as shown
in
Figure 4 . Install the first sample bottle (number 1) below the label in the sampler base. Install the
remaining bottles in increasing numbers in the direction shown by the label. Refer to Figure 5
on page 11 for a diagram of necessary components.
English 9