Thanks to everyone who replied about the stove. After sticking a bit
of plastic monofilament weedwhacker line into the air passage (the
hole next to the adjuster knob) through to the burner inlet, it's
burning more normally.

I continue to wonder where I can find a stove parts diagram...

On Dec 28, 2009, at 11:16, David Beierl <dbeierl@attglobal.net> wrote:

> At 08:13 PM 12/27/2009, Cunegonde wrote:
>> Cunegonde the '83.5 Westfalia has one ailing stove burner, the one
>> closest to the sink. Its pressure or airflow is too low, making a
>> sooty cool yellow flame instead of a lively hot spread blue one.
>> After
>> exchanging the flame spreaders and vacuuming out the inlets, no
>> change. The other burner and catalytic heater on the same LP line
>> work
>> as usual.
>>
>> Troubleshooting ideas? Schematics and repair parts availablity?
>
> Has to be an air restriction -- mud wasps or summat.  If the orifice
> had a problem you'd be running lean instead of rich.
>
> Yrs,
> David