The one side of the adjuster just pops in (or out). The other side twists in. Once you look at them it should be relatively obvious.

The old ones are so brittle (most likely) that any attempt to remove them will cause the plastic to break, which makes it a lot easier to get them out...

On Apr 9, 2012, at 11:21 AM, C Snyder wrote:

> I need the high-beam (smaller, innner light) for my 1987 2-wheel drive Van.
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> Also, can someone please give me detailed instructions on how to install the adjusters. I have them but, I do now own a bentley manual.
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> Chris