 Here is a list of instruction manuals for our products. PDF files can be downloaded for your convenience in evaluating products and troubleshooting.
Note that manuals change often for many reasons. You should not feel your older product is not as good as the newer one you may see in a downloaded manual, and you should not make any changes to your older product based on information in these manuals. There are many reasons for making design changes other than for performance. Indeed, these manuals are a snapshot of what our products were as of the time these manuals were posted, and your product may even be newer in design than what you see posted here. It is virtually impossible to keep these manuals up to date; so we can only hope to revise them when it is practical for us to do so. Also, many of these products are old products which are no longer available. Note that these PDF files are relatively large (up to 900K). If you do not have broadband internet service, they can take considerable time to download. 
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