

| Subject: | Re: Series resistance unti question |
| From: | Mark Tuovinen |
| Date: | Wed, 19 Dec 2012 12:46:41 -0900 |
Are there really vans out there that have not had the heater boxes opened yet? Mine did just fine with a wood chisel and hammer one tap and they separated. Mark in AK On Tue, Dec 18, 2012 at 7:27 PM, David Beierl <dbeierl@attglobal.net> wrote: > At 08:55 PM 12/18/2012, Mike B wrote: > >> crooked that screws won't hold it, then the clips may not help either! >> > > The clips have their own well-constructed molded seats, not related > to the sonic-welded tabs. Incidentally they're a species of J-clip > as well, range maybe ten feet? Not sure - I never found the one that > went flying off into the driveway. > > > How about a dremel rotary saw or cutoff wheel for the tabs? >> > > Dremel saws scare the snot out of me, even with a guard. I have > several but rarely use them (and you can't run them slow enough to > cut metal, the heat just wipes the teeth right off them). OTOH I > love the cutoff wheels, both the thin unreinforced and the > fiber-reinforced ones for when the others won't do. As well as being > very effective they're quite inexpensive, unlike most Dremel bits and > grinding points which cost a good bit to use. Just make sure that > you work away from sharp edges and not toward them, 'cause the edge > will peel them down to nothing quick as quick. If used very gently > to avoid grooving, you can use them to grind surfaces. I have little > use for the "heavy-duty" unreinforced ones as the kerf is much > thicker, cutting slower and they put excessive heat in the > workpiece. And unlike the thin ones, when they break sometimes the > chips are heavy enough to sting. > > But using cutoff wheels for plastic is iffy, as the plastic > melts. Dremel does have a newer quick-release series of cutoff > wheels which are very easy to use but IMO inferior to the plain ones > with a screw arbor; one of those wheels is designated for plastic. I > have one but no experience with it. Other than the higher price, my > main complaint about the quick-mount ones is that the centering isn't > accurate or repeatable as there's too much clearance between the > wheel and arbor. > > The Dremel router bits might work well to eat away the tabs. That's > another place where Dremel bit off more than it could chew in terms > of the rigidity of the machine, but I keep my spare tool mounted in > their router table and use the small rounding-over bit to quickly > take the curse off wooden edges. Their plain router adapter > incidentally is somewhat useful, but the more expensive plunge router > adapter is total junk. > > Their buzz-plane adapter (only fits the XLR) is another terrifying > tool, but it would certainly work on the tabs. > > For those tabs, though, a jeweler's saw with a coarse (#6-#8, say?) > blade would go through them like butter. Come to think of it, I > probably used this Stanley flush-trimming saw which is flexible, > razor-sharp and cuts on the pull stroke. The design is clearly > influenced by Japanese saws, and it's an absolute pleasure to use as > intended. There's no set so it won't scar the surface you're cutting > against, but the teeth are deep to give chip clearance. Probably > about five strokes to take off one of those > tabs. > http://www.amazon.com/Stanley-**20-331-4-Inch-Points-Flush/dp/**B00002X2BT<http://www.amazon.com/Stanley-20-331-4-Inch-Points-Flush/dp/B00002X2BT> > A fine coping saw would do almost as well. > > Yrs, > d > > > -- > David Beierl -- dbeierl@attglobal.net >
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